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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
 
FORM 10-K
     
(Mark One)
   
x
  ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
 
    For the fiscal year ended December 31, 2004
 
or
 
o
  TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
 
    For the transition period from           to
Commission File Number: 1-13625
EOP OPERATING LIMITED PARTNERSHIP
(Exact name of registrant as specified in its charter)
     
Delaware   36-4156801
(State or other jurisdiction of incorporation or organization)   (I.R.S. Employer Identification No.)
 
Two North Riverside Plaza,
Suite 2100, Chicago, Illinois
(Address of principal executive offices)
  60606
(Zip Code)
Registrant’s telephone number, including area code (312) 466-3300
Securities registered pursuant to Section 12(b) of the Act:
     
Title of each class   Name of each exchange on which registered
     
None   None
Securities registered pursuant to Section 12(g) of the Act:
(None)
      Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.     Yes x          No o
      Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is not contained herein, and will not be contained, to the best of the registrant’s knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K.     x
      Indicate by check mark whether the registrant is an accelerated filer (as defined in Rule 12b-2 of the Act).     Yes x          No o
      The aggregate market value of the Units held by non-affiliates of the registrant as of June 30, 2004 (the last business day of the registrant’s most recently completed second fiscal quarter) was approximately $1.3 billion based on the market value on that date of the Common Shares of Equity Office Properties Trust into which Units are exchangeable.
      On January 31, 2005, 451,245,856 Units were outstanding.
DOCUMENTS INCORPORATED BY REFERENCE
      Portions of the Equity Office Properties Trust’s proxy statement for the annual shareholders’ meeting to be held in 2005 are incorporated by reference into Part III. Equity Office Properties Trust expects to file its proxy statement within 120 days after December 31, 2004.
 
 


EOP OPERATING LIMITED PARTNERSHIP
TABLE OF CONTENTS
               
        Page
         
     Forward-Looking Statements and Risk Factors     3  
 PART I.        
     Business     4  
     Properties     12  
     Legal Proceeding     15  
     Submission of Matters to a Vote of Security Holders     15  
 PART II.        
     Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities     16  
     Selected Financial Data     18  
     Management’s Discussion and Analysis of Financial Condition and Results of Operations     19  
     Quantitative and Qualitative Disclosures About Market Risk     49  
     Financial Statements and Supplementary Data     50  
     Changes in and Disagreements With Accountants on Accounting and Financial Disclosure     100  
     Controls and Procedures     100  
     Other Information     100  
 PART III.        
     Directors and Executive Officers of the Registrant     101  
     Executive Compensation     101  
     Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters     101  
     Certain Relationships and Related Transactions     101  
     Principal Accountant Fees and Services     101  
           
     Exhibits and Financial Statement Schedules     102  
 Schedule of Medium-Term InterNotes
 Statement of Earnings
 Subsidiaries
 Consent
 Certifications
 Certifications

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FORWARD-LOOKING STATEMENTS AND RISK FACTORS
      This Annual Report on Form 10-K includes certain “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. When used, words such as “anticipate”, “believe”, “intend”, “may be”, and “will be” and similar words or phrases, or the negative thereof, unless the context requires otherwise, are intended to identify forward-looking statements. These forward-looking statements are based on management’s present expectations and beliefs about future events. As with any projection or forecast, these statements are inherently susceptible to uncertainty and changes in circumstances.
      Important factors that could cause actual results to differ materially from those reflected in such forward-looking statements and that should be considered in evaluating our outlook include, but are not limited to, the following: (i) declines in overall activity in our markets have adversely affected our operating results and are expected to continue to adversely affect our operating results until market conditions further improve, (ii) in order to continue to pay distributions to our common shareholders at current levels, we must borrow funds or sell assets, (iii) we expect to be a net seller of real estate in 2005, which will further reduce our income from continuing operations and funds from operations and may also result in gains or losses on sales of real estate and impairment charges, (iv) our performance and share value are subject to risks associated with the real estate industry, (v) our properties face significant competition, (vi) we face potential adverse effects from tenant bankruptcies or insolvencies, (vii) new acquisitions may fail to perform as expected, (viii) contingent or unknown liabilities arising from acquisitions could require us to make substantial payments, (ix) competition for acquisitions or an oversupply of properties for sale could adversely affect us, (x) our investment in property development may be more costly than anticipated, (xi) because real estate investments are illiquid, we may not be able to sell properties when appropriate, (xii) an earthquake or terrorist act could adversely affect our business, (xiii) some potential losses, including losses arising from earthquakes and terrorist acts, may not be covered by insurance, (xiv) increases in taxes and regulatory compliance costs, including compliance with the Americans with Disabilities Act, may reduce our net income, (xv) environmental problems are possible and can be costly, (xvi) we may not control the decisions of joint ventures or partnerships in which we have an interest, (xvii) scheduled debt payments could adversely affect us, including as a result of refinancing risk and foreclosure risk, (xviii) we are obligated to comply with financial covenants in our debt agreements that could restrict our range of operating activities, (xix) our degree of leverage could limit our ability to obtain additional financing and could have other adverse effects, (xx) rising interest rates, whether as a result of economic conditions or internal factors, such as a downgrade in our credit rating, could adversely affect our cash flow, (xxi) our hedging arrangements involve risks, (xxii) in order to maintain Equity Office’s REIT status, we may need to borrow funds on a short-term basis during unfavorable market conditions, (xxiii) provisions of Maryland law and Equity Office’s declaration of trust and bylaws could inhibit changes in control, (xxiv) Equity Office has share ownership limits for REIT tax purposes, (xxv) we are dependent on key personnel, (xxvi) conflicts of interest exist with holders of our interests who serve as Equity Office’s trustees, (xxvii) changes in market conditions could adversely affect the market value of our securities, (xxviii) our earnings and cash distributions may affect the market price of our securities, (xxix) market interest rates may have an effect on the value of our debt and equity securities, (xxx) the number of shares available for future sale could adversely affect the market value of our securities, (xxxi) we are dependent on external sources of capital for future growth, (xxxii) if Equity Office fails to qualify as a REIT, its shareholders and our unitholders would be adversely affected, (xxxiii) we and Equity Office pay some taxes, and (xxxiv) the lower tax rate on dividends from “C” corporations may cause investors to prefer to hold stock in “C” corporations.
      See the risk factors included in Exhibit 99.1 to our report on Form 8-K filed on March 22, 2004 and further Forms 8-K which may hereafter be filed for a more detailed discussion of the foregoing and other factors that could cause actual results to differ materially from those reflected in such forward-looking statements and that should be considered in evaluating our outlook. Investors should also review the description of material U.S. federal income tax consequences filed with that Form 8-K and our other filings with the Securities and Exchange Commission. Equity Office is under no obligation to, and expressly disclaims any obligation to, update or alter its forward-looking statements whether as a result of such changes, new information, subsequent events or otherwise.

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PART I
Item 1.     Business.
EOP PARTNERSHIP
      EOP Operating Limited Partnership (“EOP Partnership”) is the largest owner of office properties in the nation, based on market capitalization and square footage. We own, manage, lease, acquire and develop office properties. As of December 31, 2004, we owned office properties in 27 metropolitan areas including our 17 core markets which are Atlanta, Austin, Boston, Chicago, Denver, Los Angeles, Oakland / East Bay, Orange County, New York, Portland, Sacramento, San Diego, San Francisco, San Jose, Seattle, Stamford and Washington, D.C. We believe our core markets have the following characteristics: an intellectual and cultural infrastructure; a highly educated workforce; higher average occupancy over time; strong prospects for us to be a market leader; the ability to leverage our operating platform; and sufficient size to grow.
      We manage our properties on a portfolio-wide basis as compared to more traditional real estate owners who operate on a property-by-property basis. We believe this portfolio based approach to operating real estate allows us to operate efficiently while providing a high level of service to our tenants. Our operating platform, which includes centralized regional offices and procurement functions, allows us increased opportunities to provide a wide range of solutions to our tenants with local, regional or national office space needs, streamline operations, improve customer service, retain tenants, increase occupancy and reduce operating expenses.
      Equity Office Properties Trust (“Equity Office”) is a Maryland real estate investment trust (“REIT”). Equity Office was organized in 1996 and began operations in 1997. EOP Partnership was also organized in 1996 and began operations in 1997. Equity Office is the sole general partner of EOP Partnership, a Delaware limited partnership. Equity Office owns substantially all of its assets and conducts substantially all its operations through EOP Partnership. As of December 31, 2004, Equity Office owned approximately 89.5% of the partnership units (“Units”) of EOP Partnership. The remaining Units in EOP Partnership are held by various limited partners who have the right to require redemption of their Units at any time from Equity Office. The use of the word “we”, “us”, or “our” in this Form 10-K refers to EOP Partnership, its subsidiaries, and Equity Office, except where the context otherwise requires.
      Equity Office’s internet website is www.equityoffice.com. Provided to the public on this website, free of charge, is our annual report on Form 10-K, quarterly reports on Form 10-Q, current reports on Form 8-K, and amendments to those reports filed or furnished pursuant to Section 13(a) or 15(d) of the Exchange Act as soon as reasonably practicable after such material is electronically filed with, or furnished to, the SEC. Equity Office’s corporate governance guidelines, codes of business conduct and ethics and charters for its various board committees are available on its website and in print to any shareholder or unitholder who requests such documentation. In addition, the SEC maintains an internet website that contains reports, proxy and information statements, and other information regarding issuers, including EOP Partnership, that file electronically with the SEC at www.sec.gov.
Office Properties
      As of December 31, 2004, we wholly-owned, or owned partial interests in, 698 office properties comprising approximately 125.7 million square feet located in 18 states and the District of Columbia (the “Total Office Portfolio”). Excluding the partial interests not owned by us, our share of the total square feet of the Total Office Portfolio is approximately 115.3 million and is referred to as our “Effective Office Portfolio”. Our Effective Office Portfolio represents our economic interest in the office properties upon which we base the net income we recognize in accordance with GAAP. Throughout this Form 10-K we disclose information for

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both the Total Office Portfolio and the Effective Office Portfolio. The table below shows in summary the properties included in each portfolio:
                                           
        Total Office Portfolio   Effective Office Portfolio
             
    Number       Occupied       Occupied
    of Buildings   Square Feet   Square Feet   Square Feet   Square Feet
                     
Consolidated Properties
    627       97,230,042       84,332,477       97,230,042       84,332,477  
Consolidated Joint Ventures
    29       13,059,313       12,329,844       11,824,969       11,184,688  
Unconsolidated Joint Ventures
    42       15,423,890       13,615,105       6,224,732       5,347,249  
                               
 
Total
    698       125,713,245       110,277,426       115,279,743       100,864,414  
                               
Occupancy
                    87.7%               87.5%  
                               
KEY TRANSACTIONS COMPLETED IN 2004
Investing Activities
  •  We acquired $952.0 million in assets, or partial interests therein, consisting of 27 office properties comprising approximately 3.3 million square feet and four vacant land parcels;
 
  •  disposed of five office properties, comprising approximately .6 million square feet, and partial interests in three office properties, and one vacant land parcel for approximately $252.2 million;
 
  •  disposed of 71 industrial properties, which constituted substantially our entire industrial property portfolio, comprising approximately 5.1 million square feet, for approximately $432.0 million; and
 
  •  disposed of our investment in shares of Capital Trust for approximately $32.1 million.
Financing Activities
Debt
  •  We issued approximately $1.8 billion of fixed interest rate unsecured notes and $245 million of variable interest rate unsecured notes in several offerings, and repaid $1.2 billion of unsecured notes; and
 
  •  repaid approximately $444.3 million of mortgage debt.
Derivatives
  •  We settled $800 million of forward-starting interest rate swaps for a payment of approximately $69.1 million and then entered into several fixed-to-floating interest rate swaps that effectively converted the 5.54% fixed interest rate on $1.0 billion of unsecured notes issued in March 2004 to a floating rate of LIBOR plus 122 basis points (which includes 79 basis points for loan costs); and
 
  •  settled five forward-starting interest rate swaps with a combined notional amount of $500 million resulting in a gain of approximately $24.0 million. The swaps were entered into in 2003 to hedge an unsecured notes offering that was expected to take place in June 2004, but did not occur.
Other
  •  We recorded a non-cash impairment charge of approximately $229.2 million on 46 non-core assets;
 
  •  redeemed our 85/8% Series C Cumulative Redeemable Preferred Units of Beneficial Interest for approximately $114.1 million;
 
  •  consolidated the assets, liabilities and results of operations of the SunAmerica Center office property as of January 1, 2004 in accordance with FIN 46(R) and recognized a cumulative effect of a change in accounting principle loss of approximately $33.7 million; and

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  •  consolidated the assets, liabilities and results of operations of the Concar office property in accordance with FIN 46(R).
BUSINESS STRATEGY
      Our primary business objective is to maximize unitholder value by achieving sustainable long-term growth in cash flow and portfolio value. We intend to achieve this objective by owning and operating high-quality office buildings and providing a superior level of service to our customers.
      Our business strategy involves:
  •  increasing occupancy by leasing vacant space and retaining tenants on economically attractive terms, reducing lease cycle time and improving customer service;
 
  •  concentrating capital in our core markets where we believe we can best position ourselves to maximize value and generate long-term attractive returns;
 
  •  taking advantage of favorable market opportunities to exit non-core markets and to dispose selectively of properties, or interests therein, in certain of our core markets that do not fit within our long-term strategy;
 
  •  achieving economies of scale over time; and
 
  •  taking advantage of our recently implemented portfolio-wide operating structure.
ACQUISITION AND DISPOSITION ACTIVITY
      Over the past five years, we have acquired whole or partial interests in approximately $13.5 billion (calculated on a cost basis) and have disposed of whole or partial interests in approximately $3.8 billion (calculated based on the sales price) of institutional quality office properties, industrial properties, parking facilities and vacant land parcels throughout the United States.
                   
Year   Acquisitions   Dispositions
         
    (Dollars in millions)
2004
  $ 952.0     $ 684.2  
2003
    227.8       1,529.6  
2002
    171.1       508.3  
2001
    7,237.7       541.2  
2000
    4,942.2       536.0  
             
 
Total
  $ 13,530.8     $ 3,799.3  
             
Acquisitions
      Management considers various factors when evaluating potential property acquisitions. These factors include but are not limited to:
  •  the attractiveness of the property to existing and potential tenants;
 
  •  the likelihood and relative attractiveness of competitive supply;
 
  •  the anticipated demand for space in the local market;
 
  •  the creditworthiness and diversity of risk of the tenants occupying the property;
 
  •  the ability to acquire the asset at an attractive going-in yield, as well as the potential to increase operating income over time by increasing revenues;

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  •  the physical condition of the property, including the extent of funds required for maintenance and for physical upgrades needed in order to establish or sustain market competitiveness;
 
  •  the cost structure of the property; and
 
  •  the property’s location in one of our core markets.
      As part of our business strategy, we intend to continue to acquire additional office properties in our core markets assuming that capital and acquisition opportunities are available to us on terms we deem satisfactory. Properties may be acquired separately or as part of a portfolio and may be acquired for cash, in exchange for our debt or equity securities, or in exchange for our properties. These acquisitions may be individual asset transactions, joint ventures, mergers or other business combinations.
Dispositions
      Management considers various factors when evaluating potential property dispositions. These factors include but are not limited to:
  •  the ability to sell the property at an attractive price;
 
  •  our ability to recycle capital into core markets and activities consistent with our business strategy;
 
  •  our desire to exit markets that are not core markets;
 
  •  whether the property is strategically located;
 
  •  tenant composition and lease rollover for the property;
 
  •  general economic conditions and outlook, including job growth in the local market; and
 
  •  the general quality of the asset.
DEVELOPMENT ACTIVITY
      Our policy is to prudently pursue development projects where a customer need is evident and market conditions warrant. We own various undeveloped land parcels on which office space could be developed, assuming our receipt of necessary permits, licenses and approvals. Our policy is to develop land only when market conditions warrant. Although we may develop some properties ourselves, a portion of this activity may also be conducted with joint venture partners. If we develop a property with a joint venture partner, we may not have the same degree of control over the property as if we owned it ourselves. In addition, if we develop a property with a joint venture partner, we will be required to share a portion of the economic benefits from such property with our joint venture partner.
      In determining whether to enter into a new development, the foregoing acquisition factors are considered as well as the additional risks of development, including the following:
  •  our assessment of the returns from such development;
 
  •  the extent of lease-up risk in the context of the demand/supply characteristics of the local market;
 
  •  the ability to minimize construction risks; and
 
  •  the quality of local development partners, if applicable.
FINANCING POLICIES
      Equity Office conducts substantially all of its investment and debt-financing activities through EOP Partnership. To date, we have financed our investments through a combination of equity, which may be issued by either Equity Office or us, as well as secured and unsecured debt, which would be issued by EOP Partnership but in many cases guaranteed by Equity Office. The terms of EOP Partnership’s line of credit and unsecured notes contain various financial covenants which require satisfaction of certain total debt-to-total

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asset ratios, secured debt-to-total asset ratios, debt service coverage ratios, and unsecured debt-to-unencumbered asset ratios, as well as other limitations. In addition, EOP Partnership has obtained investment grade credit ratings on its unsecured debt from each of Standard & Poor’s, Fitch and Moodys rating agencies. A primary objective of our financing policy is to manage our financial position to allow us to raise capital at competitive rates. As of December 31, 2004, approximately 85.4% of our outstanding debt had a fixed interest rate, which limits the risk of rising interest rates.
      In addition, we utilize certain derivative financial instruments at times to limit interest rate risk. The derivatives we enter into, and the only derivative transactions approved by Equity Office’s Board of Trustees, are those which are used exclusively for hedging purposes rather than speculation. If an anticipated hedged transaction does not occur, any positive or negative value of the derivative will be recognized immediately in net income.
      To the extent that Equity Office’s Board of Trustees decides to obtain additional capital, Equity Office may elect to issue equity securities, cause EOP Partnership to issue additional Units or debt securities, retain its earnings (subject to the provisions of the Internal Revenue Code requiring distributions of taxable income to maintain REIT status), dispose of some of our properties, or utilize a combination of these methods. Under the terms of EOP Partnership’s partnership agreement, the proceeds of all equity capital Equity Office raises must be contributed to EOP Partnership in exchange for additional interests in EOP Partnership.
DIVIDEND POLICY
      In order to qualify as a REIT for federal income tax purposes, Equity Office must distribute an amount equal to at least 90% of its taxable income (excluding capital gains) to its shareholders. Equity Office currently distributes amounts attributable to capital gains to its shareholders; however, these amounts can be retained by Equity Office and taxed at the corporate tax rate. Our partnership agreement generally requires us to distribute substantially all of the net cash from operations each quarter and to make reasonable efforts to distribute to Equity Office enough cash for it to meet the 90% distribution requirement. Accordingly, we currently intend, although we are not legally obligated, to continue to make regular quarterly distributions to holders (including Equity Office) of our Units and preferred units, at least at the level required for Equity Office to maintain REIT status. The declaration of dividends on capital shares is at the discretion of Equity Office’s Board of Trustees, which decision is made quarterly by Equity Office’s Board of Trustees based on then prevailing circumstances.
SEGMENTS
      Information related to our operating segment is set forth in Item 8.
COMPETITION
      The real estate industry is highly competitive. We compete with a considerable number of other companies in acquiring and operating real estate. We compete for tenants in our markets primarily on the basis of property location, rent charged, services provided and the design and condition of our properties. We also experience intense competition when attempting to acquire or divest ownership of real estate, building sites or redevelopment opportunities, including competition from domestic and foreign financial institutions, other REITs, life insurance companies, pension trusts, trust funds, partnerships and individual investors.
ENVIRONMENTAL EXPOSURE
      As an owner of real estate, we are subject to various environmental laws of federal, state and local governments. Compliance with existing laws has not had a material adverse effect on our financial condition and results of operations, and management does not believe it will have such an impact in the future. However, we cannot predict the impact of unforeseen environmental contingencies or new or changed laws or regulations on our properties, properties that we have sold or on properties that may be acquired in the future.

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FINANCIAL INFORMATION ABOUT GEOGRAPHIC AREAS
      Although there are no restrictions on our ability to expand our operations into foreign markets, we currently operate solely within the United States and have no foreign operations.
EMPLOYEES
      As of December 31, 2004, Equity Office had approximately 2,300 employees who provide real estate management, leasing, legal, financial and accounting, acquisition, disposition and marketing expertise throughout the country.
      The seven executive officers of Equity Office have an average tenure of seven years with Equity Office or its affiliates or predecessors and an average of 19 years experience in the real estate industry.
      As of February 28, 2005, the following executive and senior officers of Equity Office held the offices indicated:
             
Name   Age   Offices Held
         
Richard D. Kincaid
    43     President and Chief Executive Officer
Jeffrey L. Johnson
    45     Executive Vice President and Chief Investment Officer
Lawrence J. Krema
    44     Executive Vice President — Human Resources and Communications
Peyton H. Owen, Jr. 
    47     Executive Vice President and Chief Operating Officer
Stanley M. Stevens
    56     Executive Vice President, Chief Legal Counsel and Secretary
Marsha C. Williams
    53     Executive Vice President and Chief Financial Officer
Robert J. Winter, Jr. 
    59     Executive Vice President — Development and Joint Venture Management
Thomas Q. Bakke
    50     Senior Vice President — National Leasing and Marketing
James R. Bannon
    48     Senior Vice President — Operations
David B. Baruch
    41     Senior Vice President — Chief Information Officer
Stephen M. Briggs
    46     Senior Vice President
M. Patrick Callahan
    43     Senior Vice President — Seattle Region
Elizabeth P. Coronelli
    38     Senior Vice President — Investor Relations
Robert E. Dezzutti
    44     Senior Vice President — Los Angeles Region
Maureen Fear
    48     Senior Vice President and Treasurer
Debra L. Ferruzzi
    44     Senior Vice President — Corporate Strategy
Frank Frankini
    49     Senior Vice President — Engineering, Construction and Energy Operations
Mark P. Geisreiter
    43     Senior Vice President — San Francisco Region
Matthew T. Gworek
    44     Senior Vice President — Investments
Donald E. Huffner, Jr. 
    47     Senior Vice President — Atlanta Region/New York and Washington, D.C. Region
Peter D. Johnston
    47     Senior Vice President — Houston Region
Shobi S. Khan
    39     Senior Vice President — Investments
Kim J. Koehn
    49     Senior Vice President — Denver Region and San Jose Region

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Name   Age   Offices Held
         
J. Michael Lynch
    52     Senior Vice President — Investments
Diane M. Morefield
    46     Senior Vice President — Chicago Region
John C. Schneider
    46     Senior Vice President — Legal and Associate General Counsel for Property Operations
Mark E. Scully
    46     Senior Vice President — National Leasing
Virginia L. Seggerman
    45     Senior Vice President — Chief Accounting Officer
H. Gene Silverberg
    51     Senior Vice President — Retail Strategy
Paul R. Sorensen
    45     Senior Vice President — Portfolio Management
Maryann Gilligan Suydam
    55     Senior Vice President — Boston Region
R. David Turner
    54     Senior Vice President — Risk Management
      Set forth below is biographical information for each of our executive officers:
      Richard D. Kincaid has been a trustee and President since November 2002 and Chief Executive Officer since April 2003. Mr. Kincaid also has held the following positions:
  •  Executive Vice President from March 1997 until November 2002;
 
  •  Chief Operating Officer from September 2001 until November 2002;
 
  •  Chief Financial Officer from March 1997 until August 2002;
 
  •  Senior Vice President from October 1996 until March 1997;
 
  •  Senior Vice President and Chief Financial Officer of Equity Office Holdings, L.L.C., a predecessor of ours, from July 1995 until October 1997;
 
  •  Senior Vice President of Equity Group Investments, Inc., an owner and financier of real estate and corporate investments, from February 1995 until July 1995;
 
  •  Senior Vice President of The Yarmouth Group, a real estate investment company in New York, New York, from August 1994 until February 1995;
 
  •  Senior Vice President — Finance of Equity Group Investments, Inc. from December 1993 until July 1994; and
 
  •  Vice President — Finance of Equity Group Investments, Inc. from August 1990 until December 1993.
      Jeffrey L. Johnson has been Executive Vice President and Chief Investment Officer since May 2003. Mr. Johnson also has held the following positions:
  •  Managing Partner and owner of Lakeshore Holdings, LLC, a private equity firm focusing on real estate investment founded by Mr. Johnson in conjunction with Lehman Brothers Holdings Inc., a global financial services firm, from December 2002 until May 2003 (in this capacity, Mr. Johnson was responsible for all aspects of the business);
 
  •  Managing Director of Lehman Brothers Holdings Inc. from March 2000 until November 2002 (in this capacity, Mr. Johnson was a founding partner and co-head of domestic investments for Lehman Brothers’ first real estate private equity group and was instrumental in helping raise the company’s $1.6 billion fund and developing the investment strategy for the fund, built the investment team and implemented its investment process);
 
  •  Chief Investment Officer of Equity Office from March 1998 until June 1999; and
 
  •  Senior Vice President of Equity Office from March 1997 until June 1999.

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      Lawrence J. Krema has been Executive Vice President — Human Resources and Communications since November 2002. Mr. Krema also has held the following positions:
  •  Senior Vice President — Human Resources from March 2001 until November 2002; and
 
  •  Vice President of NEC Technologies, Inc., a supplier of presentation systems, computing and related technologies for the North American market, from April 1995 until October 2000 (in this capacity, Mr. Krema managed the human resources division of the company in North America and was responsible for corporate services, which included real estate, travel and office services).
      Peyton H. Owen, Jr. has been Executive Vice President and Chief Operating Officer since October 2003. Mr. Owen also has held the following positions:
  •  Chief Operating Officer — Americas Region of Jones Lang LaSalle, a global provider of integrated real estate and investment management services, from April 1999 until October 2003 (in this capacity, Mr. Owen oversaw 5,500 people in 100 markets in the United States, Canada and Mexico; Investor Services, which included leasing and property management; Corporate Solutions, which included tenant representation, facility management and project management; and Capital Markets; and implemented standardized processes, new technologies and compliance measurements, and consolidated the organizational structure); and
 
  •  Executive Vice President and Chief Operating Officer — Leasing and Management of LaSalle Partners, predecessor of Jones Lang LaSalle, from January 1996 until April 1999 (in this capacity, Mr. Owen oversaw the leasing and management activities for a 200-million-square-foot investment property portfolio, restructured leasing and management across 20 markets and led due diligence and integration in various corporate acquisitions.
      Stanley M. Stevens has been Executive Vice President since September 1996 and Chief Legal Counsel and Secretary since October 1996. Mr. Stevens also was Executive Vice President and General Counsel of Equity Office Holdings, L.L.C. from September 1996 until October 1997.
      Marsha C. Williams has been Executive Vice President and Chief Financial Officer since August 2002. Ms. Williams also has held the following positions:
  •  Chief Administrative Officer of Crate and Barrel, a national Chicago-based retailer of home furnishings and accessories (Crate and Barrel is the trade name of Euromarket Designs Inc., which is an indirect majority-owned subsidiary of Otto Versand Gmbh & Co., a German mail-order company), from May 1998 until August 2002 (in this capacity, Ms. Williams participated in the planning and execution of Crate and Barrel’s growth strategy and managed its finance, accounting, information technology, warehousing, distribution and logistics, loss prevention, strategic planning, direct marketing operations and purchasing departments); and
 
  •  Vice President of Amoco Corporation, a worldwide energy and chemical company, from December 1997 until April 1998 and Treasurer of Amoco Corporation from October 1993 until April 1998, as well as other capacities and positions from November 1989 until October 1993.
      Robert J. Winter, Jr. has been Executive Vice President — Development and Joint Venture Management since February 2005. Mr. Winter also has held the following positions:
  •  Executive Vice President — Development and Portfolio Management from November 2002 until February 2005;
 
  •  Senior Vice President — Development from June 2002 until November 2002;
 
  •  Senior Vice President — Development Investments from July 2001 until June 2002;
 
  •  President and Chief Executive Officer of Amli Commercial Properties Trust, a private real estate investment trust with office and industrial properties in the suburban Chicago market, from August 1998 until July 2001 (in this capacity, Mr. Winter was responsible for all aspects of the company’s business, including the development, management and ownership of its properties); and

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  •  President and Chief Executive Officer of Amli Commercial Properties, LLC, a limited liability company and predecessor of Amli Commercial Properties Trust, from November 1996 until July 1998 (in this capacity, along with developing the business, Mr. Winter was responsible for forming Amli Commercial Properties Trust).
Item 2. Properties.
      For information regarding encumbrances on our properties see Item 7 and Item 15 — Schedule III. The Total Office Portfolio includes 82 properties in which the title-holding entities generally have leasehold interests, rather than fee ownership, and two properties in which we are the debt holder.
Office Property Statistics
      The following table sets forth certain data relating to the Total Office Portfolio and the Effective Office Portfolio as of December 31, 2004. Our 10 largest markets are presented from greatest to least based on our property net operating income from continuing operations for the fourth quarter 2004.
                                                           
        Total Office Portfolio   Effective Office Portfolio
             
            Percentage of           Percentage of   Percent of Our
            Total Office           Effective Office   Property Net
            Portfolio           Portfolio   Operating Income
    Number of   Rentable   Rentable   Percent   Rentable   Rentable   from Continuing
Primary Market   Buildings   Square Feet   Square Feet   Occupied   Square Feet   Square Feet   Operations
                             
Boston
    51       12,567,429       10.0 %     90.9 %     11,494,038       10.0 %     12.4 %
San Francisco
    83       11,056,730       8.8 %     79.0 %     10,802,285       9.4 %     10.1 %
San Jose
    117       8,256,995       6.6 %     85.2 %     8,256,995       7.2 %     9.7 %
New York
    7       5,347,465       4.3 %     95.3 %     5,341,776       4.6 %     8.8 %
Los Angeles
    50       8,656,910       6.9 %     86.6 %     7,494,582       6.5 %     7.7 %
Seattle
    54       10,001,902       8.0 %     87.0 %     8,788,803       7.6 %     7.3 %
Chicago
    33       11,700,945       9.3 %     89.2 %     10,442,233       9.1 %     7.2 %
Washington, D.C. 
    27       6,369,951       5.1 %     91.8 %     5,847,654       5.1 %     6.8 %
Atlanta
    43       7,570,080       6.0 %     83.5 %     6,864,676       6.0 %     4.5 %
Orange County
    33       6,039,396       4.8 %     95.4 %     6,039,396       5.2 %     4.4 %
All others
    200       38,145,442       30.3 %     87.6 %     33,907,305       29.4 %     21.0 %
                                           
 
Total/Weighted Average
    698       125,713,245       100.0 %     87.7 %     115,279,743       100.0 %     100.0 %
                                           
Total Office Portfolio Lease Expiration Schedule
      The following schedule of Total Office Portfolio lease expirations is based upon the contractual termination date of the leases, without regard to any lease termination and/or renewal options. Some of the leases are subject to various forms of lease termination options exercisable by tenants. Depending on the form of the option, some of these options may or may not require the payment of a fee and notice period as a condition to exercise. Although it is not possible to predict which tenants will exercise these options, it has been our experience that markets in which the contractual rents are significantly higher than current market rents incur the greatest incidence of lease termination option exercises. As a result of these lease termination options and other factors, such as tenant insolvencies, the actual termination dates of some portion of our leases may vary from the contractual expiration date set forth in the schedule.

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Total Office Portfolio Lease Expiration Schedule (a)
December 31, 2004
                                                                                                 
    2005 and                                            
    month to                                            
    month(b)   2006   2007   2008   2009   2010   2011   2012   2013   2014   Thereafter(f)   Totals
                                                 
    (Dollars in thousands except per square foot amounts)
Boston
                                                                                               
Square Feet(c)
    972,316       847,273       1,565,349       1,392,031       1,262,775       1,396,907       338,674       859,366       1,359,279       635,054       798,548       11,427,572  
% Square Feet(d)
    7.7 %     6.7 %     12.5 %     11.1 %     10.0 %     11.1 %     2.7 %     6.8 %     10.8 %     5.1 %     6.4 %     90.9 %
Annualized Rent for occupied square feet(e)
  $ 32,781     $ 26,839     $ 60,699     $ 52,843     $ 47,547     $ 53,072     $ 14,546     $ 38,970     $ 55,694     $ 21,311     $ 33,504     $ 437,806  
Annualized Rent per occupied square foot(e)
  $ 33.71     $ 31.68     $ 38.78     $ 37.96     $ 37.65     $ 37.99     $ 42.95     $ 45.35     $ 40.97     $ 33.56     $ 41.96     $ 38.31  
San Francisco
                                                                                               
Square Feet(c)
    1,434,728       808,772       1,213,498       1,378,500       923,469       977,708       470,309       227,802       350,462       286,219       659,383       8,730,850  
% Square Feet(d)
    13.0 %     7.3 %     11.0 %     12.5 %     8.4 %     8.8 %     4.3 %     2.1 %     3.2 %     2.6 %     6.0 %     79.0 %
Annualized Rent for occupied square feet(e)
  $ 58,607     $ 38,869     $ 43,270     $ 51,206     $ 27,651     $ 45,383     $ 21,073     $ 7,666     $ 10,725     $ 7,022     $ 37,426     $ 348,900  
Annualized Rent per occupied square foot(e)
  $ 40.85     $ 48.06     $ 35.66     $ 37.15     $ 29.94     $ 46.42     $ 44.81     $ 33.65     $ 30.60     $ 24.54     $ 56.76     $ 39.96  
San Jose
                                                                                               
Square Feet(c)
    1,053,618       1,053,915       854,921       466,308       559,076       907,758       825,613       458,779       116,214       487,679       254,295       7,038,176  
% Square Feet(d)
    12.8 %     12.8 %     10.4 %     5.6 %     6.8 %     11.0 %     10.0 %     5.6 %     1.4 %     5.9 %     3.1 %     85.2 %
Annualized Rent for occupied square feet(e)
  $ 34,930     $ 35,005     $ 28,164     $ 12,671     $ 16,180     $ 35,425     $ 52,496     $ 31,014     $ 3,694     $ 9,043     $ 6,521     $ 265,144  
Annualized Rent per occupied square foot(e)
  $ 33.15     $ 33.21     $ 32.94     $ 27.17     $ 28.94     $ 39.03     $ 63.58     $ 67.60     $ 31.79     $ 18.54     $ 25.64     $ 37.67  
New York
                                                                                               
Square Feet(c)
    449,114       203,138       173,852       126,860       1,253,489       291,004       420,762       462,762       436,482       107,194       1,170,152       5,094,809  
% Square Feet(d)
    8.4 %     3.8 %     3.3 %     2.4 %     23.4 %     5.4 %     7.9 %     8.7 %     8.2 %     2.0 %     21.9 %     95.3 %
Annualized Rent for occupied square feet(e)
  $ 18,342     $ 12,673     $ 8,661     $ 7,432     $ 71,472     $ 13,663     $ 25,240     $ 20,567     $ 23,743     $ 6,416     $ 60,856     $ 269,065  
Annualized Rent per occupied square foot(e)
  $ 40.84     $ 62.39     $ 49.82     $ 58.58     $ 57.02     $ 46.95     $ 59.99     $ 44.44     $ 54.40     $ 59.86     $ 52.01     $ 52.81  
Los Angeles
                                                                                               
Square Feet(c)
    750,221       909,472       1,140,446       602,382       687,826       628,548       482,143       652,899       632,986       335,525       675,370       7,497,818  
% Square Feet(d)
    8.7 %     10.5 %     13.2 %     7.0 %     7.9 %     7.3 %     5.6 %     7.5 %     7.3 %     3.9 %     7.8 %     86.6 %
Annualized Rent for occupied square feet(e)
  $ 24,116     $ 32,913     $ 39,157     $ 18,706     $ 18,677     $ 18,832     $ 17,545     $ 22,036     $ 21,379     $ 11,804     $ 19,825     $ 244,990  
Annualized Rent per occupied square foot(e)
  $ 32.14     $ 36.19     $ 34.33     $ 31.05     $ 27.15     $ 29.96     $ 36.39     $ 33.75     $ 33.78     $ 35.18     $ 29.35     $ 32.67  
Seattle
                                                                                               
Square Feet(c)
    899,904       817,962       893,482       1,240,650       1,360,692       1,119,306       433,978       430,637       401,903       403,020       701,480       8,703,014  
% Square Feet(d)
    9.0 %     8.2 %     8.9 %     12.4 %     13.6 %     11.2 %     4.3 %     4.3 %     4.0 %     4.0 %     7.0 %     87.0 %
Annualized Rent for occupied square feet(e)
  $ 25,209     $ 23,670     $ 25,116     $ 32,262     $ 32,318     $ 30,517     $ 11,069     $ 12,170     $ 10,250     $ 8,901     $ 17,097     $ 228,581  
Annualized Rent per occupied square foot(e)
  $ 28.01     $ 28.94     $ 28.11     $ 26.00     $ 23.75     $ 27.26     $ 25.51     $ 28.26     $ 25.50     $ 22.09     $ 24.37     $ 26.26  
Chicago
                                                                                               
Square Feet(c)
    1,454,760       1,284,114       918,192       1,425,120       955,741       1,101,009       547,496       621,802       502,717       472,933       1,150,987       10,434,871  
% Square Feet(d)
    12.4 %     11.0 %     7.8 %     12.2 %     8.2 %     9.4 %     4.7 %     5.3 %     4.3 %     4.0 %     9.8 %     89.2 %
Annualized Rent for occupied square feet(e)
  $ 39,996     $ 36,847     $ 24,449     $ 41,027     $ 28,205     $ 28,906     $ 13,735     $ 17,930     $ 13,404     $ 11,307     $ 25,079     $ 280,885  
Annualized Rent per occupied square foot(e)
  $ 27.49     $ 28.69     $ 26.63     $ 28.79     $ 29.51     $ 26.25     $ 25.09     $ 28.84     $ 26.66     $ 23.91     $ 21.79     $ 26.92  

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Total Office Portfolio Lease Expiration Schedule (a)
December 31, 2004 — (Continued)
                                                                                                 
    2005 and                                            
    month to                                            
    month(b)   2006   2007   2008   2009   2010   2011   2012   2013   2014   Thereafter(f)   Totals
                                                 
    (Dollars in thousands except per square foot amounts)
Washington, D.C.
                                                                                               
Square Feet(c)
    557,534       490,379       584,586       893,531       719,686       315,683       675,778       335,166       250,325       631,830       393,980       5,848,478  
% Square Feet(d)
    8.8 %     7.7 %     9.2 %     14.0 %     11.3 %     5.0 %     10.6 %     5.3 %     3.9 %     9.9 %     6.2 %     91.8 %
Annualized Rent for occupied square feet(e)
  $ 18,956     $ 15,845     $ 16,356     $ 30,435     $ 21,943     $ 14,385     $ 21,762     $ 10,364     $ 8,843     $ 21,008     $ 16,354     $ 196,252  
Annualized Rent per occupied square foot(e)
  $ 34.00     $ 32.31     $ 27.98     $ 34.06     $ 30.49     $ 45.57     $ 32.20     $ 30.92     $ 35.33     $ 33.25     $ 41.51     $ 33.56  
Atlanta
                                                                                               
Square Feet(c)
    626,892       1,247,446       769,322       613,239       714,604       1,255,527       287,782       148,119       128,563       268,009       263,777       6,323,280  
% Square Feet(d)
    8.3 %     16.5 %     10.2 %     8.1 %     9.4 %     16.6 %     3.8 %     2.0 %     1.7 %     3.5 %     3.5 %     83.5 %
Annualized Rent for occupied square feet(e)
  $ 14,097     $ 35,775     $ 16,749     $ 11,653     $ 20,944     $ 30,919     $ 6,609     $ 3,034     $ 2,953     $ 4,899     $ 5,115     $ 152,747  
Annualized Rent per occupied square foot(e)
  $ 22.49     $ 28.68     $ 21.77     $ 19.00     $ 29.31     $ 24.63     $ 22.96     $ 20.48     $ 22.97     $ 18.28     $ 19.39     $ 24.16  
Orange County
                                                                                               
Square Feet(c)
    951,191       906,777       944,865       1,434,776       521,498       385,778       223,788       176,459       159,572       13,336       42,088       5,760,128  
% Square Feet(d)
    15.7 %     15.0 %     15.6 %     23.8 %     8.6 %     6.4 %     3.7 %     2.9 %     2.6 %     0.2 %     0.7 %     95.4 %
Annualized Rent for occupied square feet(e)
  $ 25,885     $ 23,888     $ 23,704     $ 32,494     $ 12,822     $ 8,953     $ 5,114     $ 4,497     $ 3,687     $ 290     $ 311     $ 141,646  
Annualized Rent per occupied square foot(e)
  $ 27.21     $ 26.34     $ 25.09     $ 22.65     $ 24.59     $ 23.21     $ 22.85     $ 25.49     $ 23.11     $ 21.77     $ 7.39     $ 24.59  
All Others
                                                                                               
Square Feet(c)
    4,301,405       5,034,649       4,761,887       4,683,608       5,385,792       2,234,513       1,725,121       1,324,196       877,495       1,122,249       1,967,515       33,418,430  
% Square Feet(d)
    11.3 %     13.2 %     12.5 %     12.3 %     14.1 %     5.9 %     4.5 %     3.5 %     2.3 %     2.9 %     5.2 %     87.6 %
Annualized Rent for occupied square feet(e)
  $ 104,205     $ 123,470     $ 111,792     $ 105,700     $ 115,067     $ 52,220     $ 42,815     $ 29,489     $ 22,482     $ 24,293     $ 43,060     $ 774,595  
Annualized Rent per occupied square foot(e)
  $ 24.23     $ 24.52     $ 23.48     $ 22.57     $ 21.36     $ 23.37     $ 24.82     $ 22.27     $ 25.62     $ 21.65     $ 21.89     $ 23.18  
Total Portfolio
                                                                                               
Square Feet(c)
    13,451,683       13,603,897       13,820,400       14,257,005       14,344,648       10,613,741       6,431,444       5,697,987       5,215,998       4,763,048       8,077,575       110,277,426  
% Square Feet(d)
    10.7 %     10.8 %     11.0 %     11.3 %     11.4 %     8.4 %     5.1 %     4.5 %     4.1 %     3.8 %     6.4 %     87.7 %
Annualized Rent for occupied square feet(e)
  $ 397,123     $ 405,795     $ 398,118     $ 396,430     $ 412,828     $ 332,274     $ 232,006     $ 197,737     $ 176,854     $ 126,296     $ 265,149     $ 3,340,611  
Annualized Rent per occupied square foot(e)
  $ 29.52     $ 29.83     $ 28.81     $ 27.81     $ 28.78     $ 31.31     $ 36.07     $ 34.70     $ 33.91     $ 26.52     $ 32.83     $ 30.29  
 
(a) Based on the contractual termination date of the lease without regard to any early lease termination and/or renewal options.
(b) Total square feet subject to month to month leases is approximately 848,000.
(c) Total net rentable square feet represented by expiring leases.
(d) Percentage of total net rentable square feet represented by expiring leases.
(e) Based on annualized rent. Annualized rent is the monthly contractual rent as of the reporting date, or if the current rent payable is $0 then the first monthly rent payment due, under existing leases as of December 31, 2004 multiplied by 12 months (“Annualized Rent”). This amount reflects total base rent and estimated expense reimbursements from tenants as of December 31, 2004 without regard to any rent concessions and contractual increases or decreases in rent subsequent to December 31, 2004. Total rent concessions for leases in place as of December 31, 2004, for the period from January 1, 2005 to December 31, 2005 are approximately $40.0 million. We believe Annualized Rent is a useful measure because this information can be used for comparison to current market rents as published by various third party sources.
(f) Management offices and building use square footage are included with $0 rent per square foot.

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Item 3. Legal Proceeding.
      We are not presently subject to material litigation nor, to our knowledge, is any material litigation threatened against us, other than routine actions for negligence and other claims and administrative proceedings arising in the ordinary course of business, some of which are expected to be covered by liability insurance or third party indemnifications and all of which collectively we do not expect to have a material adverse effect on our financial condition, results of operations, or liquidity.
Item 4. Submission of Matters to a Vote of Security Holders.
      None.

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PART II
Item 5. Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities.
      There is no established public trading market for our Units. On February 28, 2005, there were approximately 503 holders of record. Equity Office’s Common Shares are traded on the New York Stock Exchange (“NYSE”) under the symbol “EOP”. The high and low sales prices and closing sales prices on the NYSE and distributions for the Common Shares of Equity Office during 2004 and 2003 are set forth in the table below. We paid an equivalent distribution on our Units to the distributions paid by Equity Office on its Common Shares during each of the periods presented.
                                         
Year   Quarter   High   Low   Close   Distributions
                     
2004
  Fourth     $ 29.86     $ 27.11     $ 29.12     $ 0.50  
    Third     $ 28.95     $ 25.71     $ 27.25     $ 0.50  
    Second       $ 29.20     $ 23.90     $ 27.20     $ 0.50  
    First       $ 30.39     $ 27.81     $ 28.89     $ 0.50  
2003
  Fourth       $ 29.30     $ 26.99     $ 28.65     $ 0.50  
    Third       $ 28.20     $ 26.46     $ 27.53     $ 0.50  
    Second       $ 27.92     $ 25.52     $ 27.01     $ 0.50  
    First       $ 26.24     $ 23.31     $ 25.45     $ 0.50  
Recent Sales of Unregistered Securities; Use of Proceeds from Registered Securities
      The following table summarizes repurchases of our Units during 2004:
                                   
            Total Number of   Number of
            Units Purchased as   Units that May Yet
    Total Number   Average   Part of Publicly   be Purchased
    of Units   Price Paid   Announced Plans   Under the Plans
Period   Purchased(a)   per Unit   or Programs   or Programs(b)
                 
January 1 - 31
    4,566,435     $ 25.00              
February 1 - 29
    11,919       29.17              
March 1 - 31
    286,077       29.21              
April 1 - 30
    979,421       26.21              
May 1 - 31
    365,244       24.94              
June 1 - 30
    15,664       26.26              
July 1 - 31
    2,031       27.17              
August 1 - 31
    2,507       26.75              
September 1 - 30
    57,976       27.81              
October 1 - 31
    24,805       27.41              
November 1 - 30
    15,391       28.12              
December 1 - 31
    66,480       28.74              
                         
 
Total
    6,393,950     $ 25.47              
                         
 
(a) The number of Units purchased is comprised of the redemption of Units held by our limited partners, excluding Equity Office. Units redeemed in exchange for Common Shares are not considered a repurchase and are, therefore, excluded from the table above. At any time on or after the first anniversary of the date of issuance, our limited partners have the right to require EOP Partnership to redeem their Units, subject to certain limitations. Equity Office, on behalf of and as the general partner of EOP Partnership, has the right to cause the redemption obligation to be satisfied by issuance of an equivalent number of Common Shares, or by a cash payment equal to the value of such Common Shares. Also included in the total number of Units purchased are preferred Units redeemed and Units redeemed in

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response to repurchases made by Equity Office, including repurchases of Equity Office Common Shares in the open market (a) as part of its Common Share Repurchase Program, (b) to fund shares purchased under its 1997 Employee Share Purchase Plan and (c) to fund fees paid in Equity Office Common Shares to each of its nonemployee trustees, except Mr. Zell, as well as Equity Office Common Shares surrendered to Equity Office to satisfy withholding obligations in connection with the vesting of restricted stock issued to employees.

Securities Authorized for Issuance under Equity Compensation Plans
      Information related to employee compensation plans is set forth in Item 8 — Note 21.

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Item 6. Selected Financial Data.
      The following sets forth our selected consolidated financial and operating information on a historical basis. The selected financial data has been derived from our historical consolidated financial statements. The following information should be read together with our consolidated financial statements and notes thereto included in Item 8.
                                           
    For the years ended December 31,
     
    2004(a)   2003   2002   2001(b)   2000(c)
                     
        (Dollars in thousands, except per unit data)    
Operating Data:
                                       
Total revenues
  $ 3,195,851     $ 3,137,151     $ 3,293,568     $ 2,924,361     $ 2,152,945  
Lease termination income(d)
  $ 58,689     $ 68,408     $ 151,969     $ 41,230     $ 19,829  
Property net operating income from continuing operations(e)
  $ 1,997,127     $ 2,010,652     $ 2,144,274     $ 1,910,519     $ 1,365,116  
Income from continuing operations
  $ 167,463     $ 595,017     $ 722,663     $ 615,986     $ 502,523  
Gain on sales of real estate(d)
  $ 27,374     $ 168,126     $ 18,355     $ 81,662     $ 36,013  
Cumulative effect of a change in accounting principle
  $ (33,697 )                        
Net income
  $ 149,054     $ 729,214     $ 859,420     $ 694,431     $ 530,236  
Net income available to unitholders
  $ 109,961     $ 677,342     $ 796,847     $ 640,045     $ 484,312  
Funds from Operations available to unitholders plus assumed conversions(f)
  $ 931,687     $ 1,289,547     $ 1,520,268     $ 1,190,174     $ 924,907  
Income from continuing operations per Unit — diluted
  $ 0.28     $ 1.20     $ 1.41     $ 1.36     $ 1.43  
Cumulative effect of a change in accounting principle per Unit — diluted
  $ (0.07 )                        
Net income available to unitholders per Unit — diluted
  $ 0.24     $ 1.50     $ 1.70     $ 1.55     $ 1.52  
Funds from Operations available to unitholders plus assumed conversions per Unit — diluted(f)
  $ 2.07     $ 2.80     $ 3.18     $ 2.83     $ 2.82  
Cash distributions declared per Unit
  $ 2.00     $ 2.00     $ 2.00     $ 1.90     $ 1.74  
Balance Sheet Data (at end of year):
                                       
Total assets
  $ 24,671,539     $ 24,189,010     $ 25,246,783     $ 25,808,422     $ 18,794,253  
Mortgage debt net of any discounts and premiums
  $ 2,609,067     $ 2,315,889     $ 2,507,890     $ 2,650,338     $ 2,915,801  
Unsecured notes net of any premiums and discounts
  $ 9,652,392     $ 8,828,912     $ 9,057,651     $ 9,093,987     $ 5,836,193  
Line of Credit
  $ 548,000     $ 334,000     $ 205,700     $ 244,300     $ 51,000  
Mandatorily Redeemable Preferred Units
  $ 299,500     $ 299,500     $ 299,500     $ 299,500     $ 300,000  
Other Data (at end of year):
                                       
Total Office Portfolio:
                                       
 
Number of office properties
    698       684       734       774       381  
 
Rentable square feet of office properties (in millions)
    125.7       122.3       125.7       128.2       99.0  
 
Occupancy of office properties
    87.7 %     86.3 %     88.6 %     91.8 %     94.6 %
Number of industrial properties
    4       75       77       79        
Rentable square feet of industrial properties (in millions)
    0.6       5.8       6.0       6.0        
Occupancy of industrial properties
    100.0 %     86.6 %     89.3 %     92.8 %      
 
(a) In 2004, we recorded a non-cash impairment charge of approximately $229.2 million. See Item 8 — Note 7.

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(b) On July 2, 2001, we completed our acquisition by merger of Spieker Properties, L.P. (“Spieker Partnership”) at a cost of approximately $7.2 billion. As a result of the Spieker Partnership merger, we acquired an interest in 391 office properties containing approximately 28.3 million square feet and 98 industrial properties containing approximately 10.1 million square feet.
 
(c) On June 19, 2000, we completed our acquisition by merger of Cornerstone Properties Limited Partnership (“Cornerstone Partnership”) at a cost of approximately $4.5 billion. As a result of the Cornerstone Partnership merger, we acquired an interest in 82 office properties containing approximately 18.9 million square feet.
 
(d) These amounts are from continuing and discontinued operations and also include our share of unconsolidated joint ventures.
 
(e) See Item 8 Note 18 — Segment Information.
 
(f) Refer to Item 7 for information regarding why we present funds from operations and for a reconciliation of this non-GAAP financial measure to net income.
Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations.
      The following discussion should be read together with our consolidated financial statements and notes thereto.
Overview
      This Management’s Discussion and Analysis of Financial Condition and Results of Operations (“MD&A”) begins with an Executive Summary which includes a description of our business and key factors and trends that affect our business and is then organized as follows:
  •  Results of Operations
  Period-to-period comparisons of our results of operations for the years ended 2002 through 2004.
  •  Liquidity and Capital Resources
  A discussion of our liquidity and capital resources, including distributions to our unitholders, contractual obligations, debt financing, market risk, capital improvements, tenant improvements, leasing costs, developments, cash flows and additional items for 2004.
  •  Critical Accounting Policies and Estimates
  A review of the critical accounting policies and estimates that affect the financial statements and impact of new accounting standards.
  •  Funds From Operations
  A reconciliation of this non-GAAP financial measure to net income, the most directly comparable GAAP measure.
Executive Summary
      EOP Operating Limited Partnership (“EOP Partnership”) is the largest owner of office properties in the nation, based on market capitalization and square footage. We own, manage, lease, acquire and develop office properties. As of December 31, 2004, we owned office properties in 27 metropolitan areas including our 17 core markets which are Atlanta, Austin, Boston, Chicago, Denver, Los Angeles, Oakland/East Bay, Orange County, New York, Portland, Sacramento, San Diego, San Francisco, San Jose, Seattle, Stamford and Washington, D.C. We believe our core markets have the following characteristics: an intellectual and cultural infrastructure; a highly educated workforce; higher average occupancy over time; strong prospects for us to be a market leader; the ability to leverage our operating platform; and sufficient size to grow.
      We manage our properties on a portfolio-wide basis as compared to more traditional real estate owners who operate on a property-by-property basis. We believe this portfolio based approach to operating real estate allows us to operate efficiently while providing a high level of service to our tenants. Our operating platform, which includes centralized regional offices and procurement functions, allows us increased opportunities to

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provide a wide range of solutions to our tenants with local, regional or national office space needs, streamline operations, improve customer service, retain tenants, increase occupancy and reduce operating expenses.
      The following areas affect our office business and are important factors to consider when reviewing our financial and operating results:
  •  Economic Environment
 
  •  Leasing Results for the Total Office Portfolio
 
  •  Investment Activity
 
  •  Cash Requirements
Economic Environment
      Over the past few years, an economic slowdown coupled with slow employment growth and increased office vacancy in the United States have adversely impacted our financial results. These trends are beginning to reverse in certain of our markets with office vacancy beginning to decline and rental rates beginning to recover, primarily because of an increase in office job growth as the economy recovers and an increase in positive net absorption of office space.
      Office job growth is the principal driver for the demand for our properties. We are beginning to see indications of an economic recovery with notable office job growth. At the same time, the pace of construction of office buildings, an important market variable driving supply of space, has slowed with new construction nationwide at its lowest level since 1997. In 2004, office job growth and a lower construction pace contributed to positive net absorption of office space in all of our core markets for the first time since 2000, the strongest of which was in Washington, D.C., New York, and Los Angeles.
      As a result of the foregoing, in 2004 we saw increased activity in the office market with vacancy rates nationwide declining gradually with the largest improvement in Class A office properties and more specifically in Class A suburban office properties. This is consistent with the “flight-to-quality” trend typically seen in the early stages of an economic recovery. The market recovery we have started to experience will take some time to translate into improved deal economics and enhanced operating results for office property owners. Therefore, assuming the recovery is sustained, it will be a slow transition from the conditions we experienced over the past few years with uneven recoveries in different markets.
     Leasing Results for the Total Office Portfolio
      The gross square footage for tenants who took occupancy in 2004 and 2003 was approximately 22.0 million and 22.7 million, respectively. We ended 2004 with occupancy of 87.7%, up incrementally from 86.3% at year-end 2003. The following chart shows our occupancy trends over the past five years with the peak vacancy in 2003. We currently anticipate the leasing environment will continue to improve and estimate occupancy will be in the 88.5% to 90% range at year-end 2005.
(BAR CHART)
      Rental rates declined during 2004 by approximately 16.3% on a cash basis as new leases replaced expiring and terminated leases. Market rents began to trend down beginning in 2001 as vacancy rates increased across

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the nation. While we have been able to increase rental rates in select areas, we expect it to take time for pricing power to improve across the portfolio. We estimate that rental rates on our leases that are scheduled to expire in 2005 are approximately 15% to 20% above current market. This roll down in rents to current market levels adversely affects our rental revenues, and until market rental rates increase substantially from their current levels, we expect it to adversely affect our rental revenues in subsequent periods as we enter into new leases.
      While tenant improvement and lease commission costs have been at historically high levels, we are seeing them stabilize and expect these costs to range from $18 to $20 per square foot in 2005, similar to levels in late 2003 and 2004. Early lease terminations decreased from approximately 5.3 million square feet in 2003 to approximately 3.9 million square feet in 2004. While it is difficult to predict future terminations, we expect the number on a square footage basis to continue to decline in 2005 as compared to 2004. We are seeing more planned terminations versus defaults and expect lease termination fees to be slightly higher in 2005 than 2004 primarily because of one large termination fee in early 2005.
     Investment Activity
      In 2004, we were a net acquirer of real estate, purchasing whole or partial interests in 27 office properties, four land parcels, and economic interests in three properties which we already partially owned from partners, for a total of $952.0 million. We sold $684.2 million of assets with the largest transaction attributed to the sale of almost all our industrial properties. We anticipate that in 2005, market conditions will continue to favor asset sales and we expect to continue to take advantage of this opportunity to strengthen our portfolio by disposing of non-core assets in core markets and assets in non-core markets. To the extent that we become a net seller of real estate, it may reduce our net income and funds from operations. As we sell properties we may incur gains or losses and may also incur impairment charges, some of which could be material, as a result of either sales, changes in market conditions or changes in holding periods. We have several options to utilize proceeds from asset sales in 2005, which include acquiring assets in our targeted core markets, repaying debt, buying back our Units, returning proceeds to our investors in the form of a special dividend, or some combination of these options. Should the level of dispositions in 2005 be significant, the impact of such sales on our operating results and financial condition will depend to a great extent on the manner and timing of our utilization of the sales proceeds.
          Cash Requirements
      As discussed later in the Liquidity section, our net cash flow provided by operating activities was insufficient to meet all of our cash requirements including capital improvements, tenant improvements and leasing costs as well as distributions to our unitholders during 2004. We funded this shortfall primarily with proceeds from financing activities. If our net cash from operating activities and cash requirements, including tenant improvements and leasing costs continue at these levels, and if Equity Office’s Board of Trustees continues to declare distributions on its Common Shares at current levels, we expect that such shortfall will continue in 2005 and that we will cover the shortfall with proceeds from financing activities and asset sales.
Key Transactions Completed in 2004
          Investing Activities
  •  We acquired $952.0 million in assets, or partial interests therein, consisting of 27 office properties comprising approximately 3.3 million square feet and four vacant land parcels;
 
  •  disposed of five office properties, comprising approximately .6 million square feet, and partial interests in three office properties, and one vacant land parcel for approximately $252.2 million;
 
  •  disposed of 71 industrial properties, which was substantially our entire industrial property portfolio, comprising approximately 5.1 million square feet for approximately $432.0 million; and
 
  •  disposed of our investment in shares of Capital Trust for approximately $32.1 million.

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          Financing Activities
      Debt:
  •  We issued approximately $1.8 billion of fixed interest rate unsecured notes and $245 million of variable interest rate unsecured notes in several offerings, and repaid $1.2 billion of unsecured notes; and
 
  •  repaid approximately $444.3 million of mortgage debt.
      Derivatives:
  •  We settled $800 million of forward-starting interest rate swaps for a payment of approximately $69.1 million and then entered into several fixed-to-floating interest rate swaps that effectively converted the 5.54% fixed interest rate on $1.0 billion of unsecured notes issued in March 2004 to a floating rate of LIBOR plus 122 basis points (which includes 79 basis points for loan costs); and
 
  •  settled five forward-starting interest rate swaps with a combined notional amount of $500 million resulting in a gain of approximately $24.0 million. The swaps were entered into in 2003 to hedge an unsecured notes offering that was expected to take place in June 2004, but did not occur.
Other
  •  We recorded a non-cash impairment charge of approximately $229.2 million on 46 non-core assets;
 
  •  redeemed the 85/8% Series C Cumulative Redeemable Preferred Units of Beneficial Interest for approximately $114.1 million;
 
  •  consolidated the assets, liabilities and results of operations of the SunAmerica Center office property as of January 1, 2004 in accordance with FIN 46(R) and recognized a cumulative effect of a change in accounting principle loss of approximately $33.7 million; and
 
  •  consolidated the assets, liabilities and results of operations of the Concar office property in accordance with FIN 46(R).

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Results of Operations
Trends in Occupancy and Rental Rates for the Total Office Portfolio
      Below is a summary of leasing activity for tenants taking occupancy in the periods presented. Our 10 largest markets in terms of our property net operating income from continuing operations in order from greatest to least are Boston, San Francisco, San Jose, New York, Los Angeles, Seattle, Chicago, Washington, D.C., Atlanta and Orange County. These markets accounted for approximately 79.0% of our total net operating income from continuing operations in the fourth quarter of 2004.
                       
    For the years ended
    December 31,
     
    2004   2003
         
Total Office Portfolio Data:
               
10 Largest Markets:
               
 
Portion of Total Office Portfolio based on square feet at end of year
    69.7 %     69.4 %
 
Occupancy at end of year
    87.8 %     86.1 %
 
Gross square footage for tenants whose lease term commenced during the year
    14,686,887       15,218,840  
   
Weighted average annual rent per square foot for tenants whose lease term commenced during the year:
               
     
GAAP basis(a)(b)
  $ 26.13     $ 27.93  
     
Cash basis(b)(c)
  $ 25.33     $ 26.99  
 
Gross square footage for expiring and terminated leases during the year
    13,520,700       15,932,288  
   
Weighted average annual rent per square foot for expiring and terminated leases during the year:
               
     
GAAP basis(a)
  $ 29.80     $ 31.12  
     
Cash basis(c)
  $ 30.73     $ 31.50  
Total Office Portfolio:
               
 
Occupancy at end of year
    87.7 %     86.3 %
 
Gross square footage for tenants whose lease term commenced during the year
    22,015,441       22,684,488  
   
Weighted average annual rent per square foot for tenants whose lease term commenced during the year:
               
     
GAAP basis(a)(b)
  $ 24.10     $ 25.68  
     
Cash basis(b)(c)
  $ 23.38     $ 24.86  
 
Gross square footage for expiring and terminated leases during the year
    20,381,369       23,976,592  
   
Weighted average annual rent per square foot for expiring and terminated leases during the year:
               
     
GAAP basis(a)
  $ 27.14     $ 28.14  
     
Cash basis(c)
  $ 27.94     $ 28.55  
 
(a)  These weighted average GAAP rental rates are based on the average annual base rent per square foot over the term of each lease and the current estimated tenant reimbursements, if any.
 
(b)  Weighted average annual rent per square foot for new office leases for tenants whose lease term commenced during the period may lag behind market because leasing decisions typically are made anywhere from one month to 12 or more months prior to taking occupancy.
 
(c)  These weighted average annual cash rental rates are based on the monthly contractual rent when the lease commenced, expired or terminated. For new and renewal leases, if the monthly contractual rent when the lease commenced is $0 then the rental rate represents the first monthly rent payment due multiplied by 12 months (“Annualized Cash Rent”). This amount reflects total base rent and estimated current period

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expense reimbursements without regard to any rent concessions and contractual increases or decreases in rent after the lease commences. We believe Annualized Cash Rent is a useful measure because this information can be used for comparison to current market rents as published by various third party sources.

Period-to-Period Comparisons
Acquisition and Disposition Activity
      Below is a summary of our acquisition, disposition and development activity since January 1, 2003.
                                   
    Total Office Portfolio   Industrial Properties
         
    Buildings   Square Feet   Buildings   Square Feet
                 
Properties owned as of:
                               
December 31, 2002
    734       125,725,399       77       5,967,759  
 
Acquisitions
    2       829,293              
 
Developments placed in service
    5       1,218,215              
 
Dispositions(a)
    (53 )     (5,182,707 )     (2 )     (216,900 )
 
Properties taken out of service(b)
    (4 )     (450,548 )            
 
Building remeasurements
          115,273              
                         
December 31, 2003
    684       122,254,925       75       5,750,859  
 
Consolidation of SunAmerica Center
    1       780,063              
 
Acquisitions
    27       3,315,232              
 
Developments placed in service
    2       298,689              
 
Dispositions(a)
    (5 )     (567,765 )     (71 )     (5,136,014 )
 
Properties taken out of service(b)
    (11 )     (469,771 )            
 
Building remeasurements
          101,872             1,875  
                         
December 31, 2004
    698       125,713,245       4       616,720  
                         
 
(a)  Excludes any partial sales of real estate because the properties are still included in our portfolio statistics and accounted for under the equity method of accounting.
 
(b)  Properties taken out of service represent office properties we are no longer attempting to lease.
Results of Operations
      The financial data presented in the consolidated statements of operations show significant changes in revenues and expenses from period-to-period. We do not believe our period-to-period financial data are necessarily comparable because we acquire and dispose of properties on an ongoing basis. The following tables show condensed consolidated results attributable to the properties that were held during both periods being compared (the “Same Store Portfolio”) and the changes in our condensed consolidated statements of operation, which includes corporate level items (the “Total Company”). The significant differences between the Same Store Portfolio and the Total Company are the following transactions, which are only reflected in the Total Company:
  •  the consolidation of 1301 Avenue of the Americas, SunAmerica Center and Concar in 2004;
 
  •  the consolidation of Key Center in the third quarter of 2003;
 
  •  the acquisition of two office buildings comprising approximately 0.8 million square feet in 2003 and 27 office buildings comprising approximately 3.3 million square feet in 2004;
 
  •  certain developments placed in service; and

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  •  the disposition of 55 properties comprising approximately 5.4 million square feet and the sale of majority interests in 13 properties (which are now accounted for under the equity method) in 2003; the sale of majority interests in two properties and the disposition of 76 properties comprising approximately 5.7 million square feet in 2004.
      Included in property operating revenues are rental revenue, tenant reimbursements, parking and other income. Included in property operating expenses are insurance, repairs and maintenance and other property operating expenses.
Comparison of the year ended December 31, 2004 to the year ended December 31, 2003
      The table below represents selected operating information for the Total Company and for the Same Store Portfolio. The Same Store Portfolio consists of 622 consolidated office properties, four industrial properties and 21 unconsolidated joint venture properties acquired or placed in service on or prior to January 1, 2003.
                                                                       
    Total Company   Same Store Portfolio
         
        Change       Change
                 
    2004   2003   $   %   2004   2003   $   %
                                 
    (Dollars in thousands)
Revenues:
                                                               
 
Property operating revenues
  $ 3,181,625     $ 3,121,290     $ 60,335       1.9 %   $ 2,884,776     $ 2,952,670     $ (67,894 )     (2.3 )%
 
Fee income
    14,226       15,861       (1,635 )     (10.3)                          
                                                 
   
Total revenues
    3,195,851       3,137,151       58,700       1.9       2,884,776       2,952,670       (67,894 )     (2.3 )
                                                 
Expenses:
                                                               
 
Depreciation and amortization
    783,685       701,914       81,771       11.6       697,176       645,802       51,374       8.0  
 
Real estate taxes
    367,610       344,625       22,985       6.7       329,462       319,870       9,592       3.0  
 
Property operating expenses
    816,888       766,013       50,875       6.6       750,806       725,676       25,130       3.5  
 
Ground rent
    25,467       20,287       5,180       25.5       18,818       18,624       194       1.0  
 
General and administrative(a)
    52,242       62,479       (10,237 )     (16.4)                          
 
Impairment
    228,272       7,500       220,772       2,943.6       193,595       7,500       186,095       2,481.3  
                                                 
   
Total expenses
    2,274,164       1,902,818       371,346       19.5       1,989,857       1,717,472       272,385       15.9  
                                                 
     
Operating income
    921,687       1,234,333       (312,646 )     (25.3)       894,919       1,235,198       (340,279 )     (27.5 )
                                                 

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    Total Company   Same Store Portfolio
         
        Change       Change
                 
    2004   2003   $   %   2004   2003   $   %
                                 
    (Dollars in thousands)
Other income (expense):
                                                               
 
Interest and dividend income
  $ 8,302     $ 12,580     $ (4,278 )     (34.0) %   $ 3,306     $ 3,647     $ (341 )     (9.4 )%
 
Realized gain on settlement of derivatives and sale of marketable securities
    28,976       9,286       19,690       212.0                          
 
Interest expense(b)
    (850,722 )     (826,706 )     (24,016 )     2.9       (158,311 )     (185,599 )     27,288       (14.7 )
                                                 
   
Total other income (expense)
    (813,444 )     (804,840 )     (8,604 )     1.1       (155,005 )     (181,952 )     26,947       (14.8 )
                                                 
Income before income taxes, allocation to minority interests, income from investments in unconsolidated joint ventures and gain on sales of real estate
    108,243       429,493       (321,250 )     (74.8)       739,914       1,053,246       (313,332 )     (29.7 )
Income taxes
    (2,012 )     (5,388 )     3,376       (62.7)       (336 )     (772 )     436       (56.5 )
Minority interests:
                                                               
 
Partially owned properties
    (10,973 )     (8,080 )     (2,893 )     35.8       (10,263 )     (9,271 )     (992 )     10.7  
Income from investments in unconsolidated joint ventures
    50,304       79,882       (29,578 )     (37.0)       30,663       42,387       (11,724 )     (27.7 )
Gain on sales of real estate
    21,901       99,110       (77,209 )     (77.9)                          
                                                 
Income from continuing operations
    167,463       595,017       (427,554 )     (71.9)       759,978       1,085,590       (325,612 )     (30.0 )
Discontinued operations (including net gain on sales of real estate of $5,473 and $61,953, respectively)
    15,288       134,197       (118,909 )     (88.6)                          
                                                 
Income before cumulative effect of a change in accounting principle
    182,751       729,214       (546,463 )     (74.9)                          
Cumulative effect of a change in accounting principle
    (33,697 )           (33,697 )                              
                                                 
Net income
  $ 149,054     $ 729,214     $ (580,160 )     (79.6) %   $ 759,978     $ 1,085,590     $ (325,612 )     (30.0 )%
                                                 
Selected Items:
                                                               
 
Property net operating income from continuing operations(c)
  $ 1,997,127     $ 2,010,652     $ (13,525 )     (0.7) %   $ 1,804,508     $ 1,907,124     $ (102,616 )     (5.4 )%
                                                 
 
Deferred rental revenue
  $ 79,548     $ 71,866     $ 7,682       10.7 %   $ 60,813     $ 68,048     $ (7,235 )     (10.6 )%
                                                 
 
Lease termination fees
  $ 52,866     $ 62,199     $ (9,333 )     (15.0) %   $ 38,489     $ 60,211     $ (21,722 )     (36.1 )%
                                                 
 
(a) Corporate general and administrative expense is not allocated to the Same Store Portfolio because these expenses are not directly incurred in connection with any specific property.
 
(b) Interest expense (including amortization of deferred financing costs and prepayment expenses) for the Same Store Portfolio represents interest expense on property secured mortgage debt and does not include interest expense on the unsecured notes or the line of credit.
 
(c) Represents segment data. See Item 8 — Note 18.
Property Operating Revenues
      Property operating revenues in the Same Store Portfolio decreased in 2004 because of a decrease in rental rates on new and renewal leases as compared to expiring leases. In addition, income from lease terminations decreased in 2004 by approximately $21.7 million. Average occupancy rates in the Same Store Portfolio decreased in 2004 as compared to 2003 which also contributed to the decrease in property operating revenues in 2004.
      Property operating revenues in the Total Company increased because of the consolidation of certain properties, acquisitions and developments placed in service, which together increased property operating

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revenues by approximately $230.9 million. The increases in property operating revenues from 2003 to 2004 were partially offset by the partial sales of properties in 2003 and 2004, which accounted for approximately $101.3 million of the change in revenue and the decreases in the Same Store Portfolio, as explained above.
Depreciation and Amortization
      Depreciation and amortization expense in the Same Store Portfolio increased in 2004 because of capital and tenant improvements placed in service since the beginning of the prior period and an increase in deferred leasing costs.
      Depreciation and amortization expense in the Total Company increased in 2004 as a result of the consolidation of certain properties and acquisitions and increases in the Same Store Portfolio, as explained above. The increases were partially offset by the partial sales of properties in 2003 and 2004.
Real Estate Taxes
      Real estate taxes increased in 2004 in the Same Store Portfolio because of an increase in estimated taxes at our properties located in California of approximately $16.9 million which was partially offset by lower real estate taxes as a result of lower tax assessments of our Boston properties of approximately $7.8 million. We anticipate real estate taxes to continue to fluctuate based on changes in property assessments and tax rates by the taxing authorities.
      Real estate taxes increased in 2004 in the Total Company as a result of the consolidation of certain properties and acquisitions and increases in the Same Store Portfolio as explained above. The increases were partially offset by the partial sales of properties in 2003 and 2004.
Property Operating Expenses
      Property operating expenses increased in 2004 in the Same Store Portfolio because of increases in utility expenses of approximately $15.7 million, repairs and maintenance expenses of approximately $7.0 million, and insurance expense of approximately $8.6 million. The increase was partially offset by a decrease in other property operating expense of approximately $6.1 million. The increase in utility expense was primarily due to general increases in rates charged by the utility suppliers and also from settlements of utility contracts in 2003, which had the effect of reducing utility expense in 2003. Repairs and maintenance increased primarily because we expanded our preventive maintenance program in 2004 in an effort to reduce future emergency repairs.
      Property operating expenses increased in 2004 in the Total Company because of the consolidation of certain properties and acquisitions and increases in the Same Store Portfolio as explained above. The increases were partially offset by the partial sales of properties in 2003 and 2004.
Ground Rent
      The increase in 2004 in ground rent for the Total Company was primarily caused by the consolidation of Concar (See Item 8 — Note 3).
General and Administrative Expenses
      The decrease in 2004 in general and administrative expense was caused by a decrease in consulting expenses of approximately $11.3 million relating to a project that ended in 2003.
Impairment
      The impairment charge in 2004 related to “non-core” assets and is discussed in detail in Item 8 — Note 7. The impairment charge recognized in 2003 related to an office property and is also further discussed in Item 8 — Note 7. For a listing of the impaired properties refer to Item 15 Schedule III.

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Interest and Dividend Income
      Interest and dividend income decreased in 2004 in the Total Company primarily as a result of lower interest and dividends from various notes receivable and investments, which either matured or were redeemed during the period.
Realized Gain on Settlement of Derivatives and Sale of Marketable Securities
      The increase from the prior year in the Total Company was primarily due to the $24.0 million gain recorded in 2004 when we settled certain interest rate swaps. In 2004, we also recognized gains of approximately $2.3 million due to the disposition of our investment in shares of Capital Trust (this was a related party transaction, see Item 8 — Note 20) and approximately $2.4 million from the sale of other securities.
      The gain in 2003 was primarily from the sale of common stock received in connection with a lease termination in 2002.
Interest Expense
      Interest expense decreased in 2004 in the Same Store Portfolio because of mortgage debt repayments.
      Interest expense increased in the Total Company because of the consolidation of certain properties, which accounted for approximately $58.4 million of the increase, and the write-off of $5.3 million of unamortized loan costs in connection with the early redemption of certain unsecured notes. These increases were partially offset by a decrease in our weighted average interest rates resulting from having more floating rate debt than fixed rate debt outstanding as compared to the prior year. In addition, the interest rates on the unsecured notes issued in 2004 were lower than the interest rates on the debt repaid in 2004.
Income from Investments in Unconsolidated Joint Ventures
      Income from investments in unconsolidated joint ventures in the Same Store Portfolio decreased primarily because of reduced occupancy and lower average rental rates on new leases as compared to average rental rates on expiring leases. In addition, interest expense increased as a result of the refinancing of a property at a higher loan balance during 2003.
      Income from investments in unconsolidated joint ventures in the Total Company decreased primarily because of the consolidation of 1301 Avenue of the Americas, Key Center and Concar and decreases in the Same Store Portfolio as explained above. In 2003, the net income from these properties was included in income from investments in unconsolidated joint ventures. In addition, we sold our interest in Foundry Square IV and recognized a gain of approximately $7.1 million which was included in income from investments in unconsolidated joint ventures in 2003. This decrease was partially offset by the properties that were partially sold in 2003 and 2004 as they are now accounted for under the equity method.
Gain on Sales of Real Estate
      The gain in 2004 related to the partial sale of our interests in 1601 and 1700 Market Street located in Philadelphia, PA. The gain in 2003 related to the partial sale of our interests in 13 office properties. In accordance with FAS 144, the net income from these properties, which includes the gain on sale, is not classified as discontinued operations because we maintain an ongoing involvement with the operation of these properties.
Discontinued Operations
      The decrease in discontinued operations was a result of the loss of net income due to sales of properties and a lower net gain on the sale of properties in 2004 as compared to 2003. Discontinued operations in 2003 includes the net income of properties sold in 2003 and 2004, whereas the discontinued operations in 2004 only

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includes the net income of properties sold in 2004. See Item 8 — Note 5 for a summary of the results of operations of properties sold.
Cumulative Effect of a Change in Accounting Principle
      Under the provisions of FIN 46(R), we consolidated the assets, liabilities and results of operations of SunAmerica Center effective January 1, 2004, and recorded a cumulative effect of a change in accounting principle resulting in a loss of approximately $33.7 million. See Item 8 — Note 3.
Comparison of the year ended December 31, 2003 to the year ended December 31, 2002
      The table below represents selected operating information for the Total Company and for the Same Store Portfolio. The Same Store Portfolio consists of 647 consolidated office properties, 75 industrial properties and 22 unconsolidated joint venture properties acquired or placed in service on or prior to January 1, 2002. The Same Store Portfolio results below include the results of the 13 Office properties in which we sold partial interests (and entered into joint venture agreements) during the fourth quarter 2003 because these properties were sold on December 30, 2003.
                                                                       
    Total Company   Same Store Portfolio
         
        Change       Change
                 
    2003   2002   $   %   2003   2002   $   %
                                 
    (Dollars in thousands)
Revenues:
                                                               
 
Property operating revenues
  $ 3,121,290     $ 3,277,661     $ (156,371 )     (4.8 )%   $ 3,138,385     $ 3,323,859     $ (185,474 )     (5.6 )%
 
Fee income
    15,861       15,907       (46 )     (0.3 )                        
                                                 
   
Total revenues
    3,137,151       3,293,568       (156,417 )     (4.7 )     3,138,385       3,323,859       (185,474 )     (5.6 )
                                                 
Expenses:
                                                               
 
Depreciation and amortization
    701,914       650,185       51,729       8.0       689,611       648,531       41,080       6.3  
 
Real estate taxes
    344,625       353,090       (8,465 )     (2.4 )     344,257       356,730       (12,473 )     (3.5 )
 
Property operating expenses
    766,013       780,297       (14,284 )     (1.8 )     759,568       782,195       (22,627 )     (2.9 )
 
Ground rent
    20,287       20,325       (38 )     (0.2 )     18,624       20,075       (1,451 )     (7.2 )
 
General and administrative(a)
    62,479       65,790       (3,311 )     (5.0 )                        
 
Impairment
    7,500             7,500             7,500             7,500        
                                                 
   
Total expenses
    1,902,818       1,869,687       33,131       1.8       1,819,560       1,807,531       12,029       0.7  
                                                 
     
Operating income
    1,234,333       1,423,881       (189,548 )     (13.3 )     1,318,825       1,516,328       (197,503 )     (13.0 )
                                                 
Other income (expense):
                                                               
 
Interest and dividend income
    12,580       22,148       (9,568 )     (43.2 )     3,839       3,771       68       1.8  
 
Realized gain on settlement of derivatives and sale of marketable securities
    9,286             9,286                                
 
Interest expense(b)
    (826,706 )     (813,997 )     (12,709 )     1.6       (187,259 )     (198,110 )     10,851       (5.5 )
                                                 
   
Total other income (expense)
    (804,840 )     (791,849 )     (12,991 )     1.6       (183,420 )     (194,339 )     10,919       (5.6 )
                                                 
Income before income taxes, allocation to minority interests, income from investments in unconsolidated joint ventures and gain on sales of real estate
    429,493       632,032       (202,539 )     (32.0 )     1,135,405       1,321,989       (186,584 )     (14.1 )
Income taxes
    (5,388 )     (9,101 )     3,713       (40.8 )     (911 )     (1,999 )     1,088       (54.4 )
Minority interests:
                                                               
   
Partially owned properties
    (8,080 )     (7,120 )     (960 )     13.5       (9,307 )     (7,253 )     (2,054 )     28.3  
Income from investments in unconsolidated joint ventures
    79,882       106,852       (26,970 )     (25.2 )     53,131       68,630       (15,499 )     (22.6 )
Gain on sales of real estate
    99,110             99,110             99,110             99,110        
                                                 
Income from continuing operations
    595,017       722,663       (127,646 )     (17.7 )     1,277,428       1,381,367       (103,939 )     (7.5 )
Discontinued operations (including net gain on sales of real estate of $61,953 and $17,926, respectively)
    134,197       136,757       (2,560 )     (1.9 )                        
                                                 
Net income
  $ 729,214     $ 859,420     $ (130,206 )     (15.2 )%   $ 1,277,428     $ 1,381,367     $ (103,939 )     (7.5 )%
                                                 

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    Total Company   Same Store Portfolio
         
        Change       Change
                 
    2003   2002   $   %   2003   2002   $   %
                                 
    (Dollars in thousands)
Selected Items:
                                                               
 
Property net operating income from continuing operations(c)
  $ 2,010,652     $ 2,144,274     $ (133,622 )     (6.2 )%   $ 2,034,560     $ 2,184,934     $ (150,374 )     (6.9 )%
                                                 
 
Deferred rental revenue
  $ 71,866     $ 65,476     $ 6,390       9.8 %   $ 70,298     $ 66,451     $ 3,847       5.8 %
                                                 
 
Lease termination fees
  $ 62,199     $ 103,063     $ (40,864 )     (39.6 )%   $ 62,110     $ 103,469     $ (41,359 )     (40.0 )%
                                                 
 
(a) Corporate general and administrative expense is not allocated to the Same Store Portfolio because these expenses are not directly incurred in connection with any specific property.
 
(b) Interest expense (including amortization of deferred financing costs and prepayment expenses) for the Same Store Portfolio represents interest expense on property secured mortgage debt and does not include interest expense on the unsecured notes or the line of credit.
 
(c) Represents segment data. See Item 8 — Note 18.
Property Operating Revenues
      Property operating revenues in the Total Company decreased in 2003 primarily because of reduced occupancy in the Same Store Portfolio from 91.8% at January 1, 2002 to 86.5% at December 31, 2003, and a decrease in lease termination fees. A large portion of the decrease in occupancy was due to early lease terminations. In addition to the decline in occupancy, rental revenues declined as a result of lower average rental rates on new leases as compared to average rental rates on expiring leases.
Depreciation and Amortization
      Depreciation and amortization expense in the Total Company and the Same Store Portfolio increased in 2003 because of capital and tenant improvements placed in service since the beginning of the prior period and from an increase in deferred leasing costs.
Real Estate Taxes
      Real estate taxes decreased in 2003 in the Total Company and the Same Store Portfolio because of a decrease in real estate taxes at our properties located in the California region of approximately $11.5 million and in the Seattle region of approximately $2.8 million, partially offset by an increase in real estate taxes in the New York region of approximately $6.3 million.
Property Operating Expenses
      Property operating expenses in 2003 in the Same Store Portfolio, decreased primarily because of lower utility expenses of approximately $13.8 million and lower insurance expenses of approximately $11.0 million. Insurance expenses decreased primarily as a result of changes in our insurance program and favorable loss experience. In addition, repairs and maintenance expenses decreased by approximately $8.8 million primarily due to lower occupancy and the renegotiation of service contracts. Payroll expenses decreased by approximately $4.3 million due to staff reductions. These decreases in property operating expenses were partially offset by increases in property operating general and administrative expenses which include legal, advertising, leasing and payroll costs and by severance expense of approximately $5.4 million in 2003.
General and Administrative Expenses
      We incurred approximately $4.2 million of corporate level severance expense in 2003 compared to $7.2 million in 2002. The severance expense consisted of the accelerated vesting of share options and restricted shares as well as cash payments.

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      Beginning in fiscal 2003, we reclassified regional operating expenses and other costs directly associated with property operations from general and administrative expenses to property operating expenses. The regional offices exist to provide oversight for the management and leasing of the properties. Accordingly, these expenses were classified as property operating expenses and all prior periods have been reclassified to provide for comparability. This reclassification did not change the prior period results or shareholders’ equity.
Impairment
      The impairment charge recognized in 2003 related to an office property and is further discussed in Item 8 — Note 7.
Interest and Dividend Income
      Interest and dividend income decreased in 2003 in the Total Company by approximately $9.6 million primarily as a result of lower interest and dividends from various notes receivable and investments, which either matured or were redeemed during the period.
Realized Gain on Settlement of Derivatives and Sale of Marketable Securities
      The gain in 2003 was primarily from the sale of common stock received in connection with a lease termination in 2002.
Interest Expense
      Interest expense decreased in 2003 in the Same Store Portfolio because of mortgage debt repayments.
      Interest expense increased in the Total Company primarily because of a $10.4 million decrease of capitalized interest related to several developments that were completed and placed into service.
Income Taxes
      Income taxes for the Total Company decreased because in 2002 we incurred approximately $5.0 million of income taxes as a result of a $40.0 million lease termination. (See “Income from Investments in Unconsolidated Joint Ventures” below).
Income from Investments in Unconsolidated Joint Ventures
      Income from investments in unconsolidated joint ventures decreased in the Total Company primarily because of a decrease in lease termination fees from approximately $46.4 million to approximately $3.7 million and a decrease in property operating revenues in the Same Store Portfolio, partially offset by a $2.3 million decrease in interest expense on variable rate mortgage debt in the Same Store Portfolio and by a development property placed in service during 2003. The decrease in property operating revenues in the Same Store Portfolio was primarily because of reduced occupancy and decreased average rental rates on new leases as compared to average rental rates on expiring leases.
Gain on Sales of Real Estate
      The gain in 2003 related to the partial sale of our interests in 13 office properties. In accordance with FAS 144, the net income from these properties, which includes the gain on sale, is not classified as discontinued operations because we maintain an ongoing involvement with the operation of these properties.
Discontinued Operations
      The decrease in discontinued operations was the net result of higher net gains on sales in 2003 as compared to 2002, offset by the loss of net income due to the sales. Discontinued operations in 2002 includes the net income of properties sold in 2002, 2003 and 2004, whereas the discontinued operations in 2003 only

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includes the net income of properties sold in 2003 and 2004. See Item 8 — Note 5 for a summary of the results of operations of properties sold.
Liquidity and Capital Resources
Liquidity
      Our net cash provided by operating activities is primarily dependent upon the occupancy level of our properties, the rental rates on our leases, the collectibility of rent from our tenants and the level of operating and other expenses. Our line of credit and our net cash provided by operating activities have been our primary sources of liquidity to fund our cash requirements which include capital improvements, tenant improvements and leasing costs for operating properties, as well as distributions to our unitholders, including Equity Office.
      A material adverse change in our net cash provided by operating activities may affect our ability to fund these items and may affect the financial performance covenants under our line of credit and unsecured notes. If we fail to meet our financial performance covenants and are unable to reach a satisfactory resolution with our lenders, the maturity dates for our unsecured notes could be accelerated, our line of credit could become unavailable to us and the interest charged on the line of credit could increase. Any of these circumstances could also adversely affect our ability to fund these items.
      Moodys, Standard & Poor’s and Fitch provide credit ratings on our unsecured notes and preferred units. In July 2004, Moodys downgraded our credit ratings from Baa1 to Baa2 with a stable outlook. Standard & Poor’s and Fitch have retained our credit ratings at BBB+ with a stable outlook. If Standard & Poor’s or Fitch downgrades our credit ratings, the interest rate charged on our line of credit will increase. In addition, the interest rate associated with any future financings may be impacted if our credit ratings decline. A security rating is not a recommendation to buy, sell or hold securities and is subject to revision or withdrawal at any time by the assigning rating organization. Each rating should be evaluated independently of any other rating.
      In order to qualify as a REIT for federal income tax purposes, Equity Office must distribute an amount equal to at least 90% of its taxable income (excluding capital gains) to its shareholders. Equity Office currently distributes amounts attributable to capital gains to its shareholders; however, these amounts can be retained by Equity Office and taxed at the corporate tax rate. Our partnership agreement generally requires us to distribute substantially all of the net cash from operations each quarter and to make reasonable efforts to distribute to Equity Office enough cash for it to meet the 90% distribution requirement. Accordingly, we currently intend, although we are not legally obligated, to continue to make regular quarterly distributions to holders of our Units and preferred units, at least at the level required for Equity Office to maintain REIT status. The declaration of distributions on capital shares is at the discretion of Equity Office’s Board of Trustees, which decision is made quarterly by Equity Office’s Board of Trustees based on then prevailing circumstances.
      Lower occupancy levels, reduced rental rates, and reduced revenues as a result of asset sales have had the effect of reducing our net cash provided by operating activities. In addition, our tenant improvement and leasing costs have increased as compared to historical levels due to competitive market conditions for new and renewal leases. During the year ended December 31, 2004, our net cash provided by operating activities was insufficient to pay all our cash requirements including capital improvements, tenant improvement and leasing costs and distributions to our unitholders, including Equity Office. We funded this shortfall primarily with proceeds from financing activities.
      If our net cash from operating activities and tenant improvement and leasing costs continue at these levels, and if Equity Office’s Board of Trustees continues to declare distributions on its Common Shares at current levels, we expect that such shortfall will continue in 2005 and that we will need to cover the shortfall with proceeds from financing activities and asset sales.
      As of December 31, 2004, we had approximately $1.8 billion of secured and unsecured debt maturing in 2005, which excludes scheduled principal payments prior to maturity. Should Equity Office’s Board of Trustees continue to declare distributions at current levels, we will not be able to retain sufficient cash to repay

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all of our debt as it comes due using only cash from operating activities and we will be required to repay most of our maturing debt with proceeds from asset sales and debt offerings.
      We believe that net cash provided by operating activities, draws under our line of credit, proceeds from other financing sources that we expect to be available to us and proceeds from asset sales will together provide sufficient liquidity to meet our cash needs during 2005, although there can be no assurance that such financing at acceptable terms will be available to us.
Distributions
      In 2004, Equity Office’s Board of Trustees declared distributions on the preferred units as reflected below:
                 
    Annualized    
    Distribution   2004 Distributions
Security   Per Unit   (Dollars in thousands)
         
Series B Preferred Units
  $ 2.625     $ 15,724  
Series C Preferred Units(a)
  $ 2.15625     $ 164  
Series G Preferred Units
  $ 1.9375     $ 16,469  
 
(a) The Series C Preferred Units were redeemed in January 2004.
      Equity Office’s Board of Trustees also declared distributions on Units for each quarter in 2004 at $.50 per Unit.
Contractual Obligations
      As of December 31, 2004, we were subject to certain material contractual payment obligations as described in the table below. We were not subject to any material capital lease obligations or unconditional purchase obligations as of December 31, 2004.
                                                           
    Payments Due by Period
     
    Total   2005   2006   2007   2008   2009   Thereafter
                             
    (Dollars in thousands)
Mortgage debt(1)
  $ 2,622,750     $ 1,099,649     $ 286,130     $ 239,745     $ 134,964     $ 563,308     $ 298,954  
Unsecured notes(2)
    9,690,754       675,000       652,924       977,010       475,294       850,430       6,060,096  
Line of Credit
    548,000             548,000                          
Series B Preferred Units
    299,500                         299,500              
Share of mortgage debt of unconsolidated joint ventures
    361,032       31,770       52,283       4,069       18,691       11,721       242,498  
Operating lease obligations
    1,445,529       22,782       22,641       22,481       22,643       22,712       1,332,270  
Share of ground leases of unconsolidated joint ventures
    34,418       564       564       564       564       564       31,598  
                                           
 
Total Contractual Obligations
  $ 15,001,983     $ 1,829,765     $ 1,562,542     $ 1,243,869     $ 951,656     $ 1,448,735     $ 7,965,416  
                                           
 
(1)  Balance excludes a net unamortized discount of $13.7 million.
 
(2)  Balance excludes a net unamortized discount of $38.4 million.
          Fixed-to-Floating Interest Rate Swaps
      See Item 8 — Note 12 for information on fixed-to-floating interest rate swaps.
          Energy Contracts
      In an ongoing effort to control energy costs, from time to time we enter into contracts for the purchase of gas or electricity for properties in states which have deregulated energy markets. Typically, the terms of the contracts range from of one to five years. Although all or a portion of the commodity price under these contracts is generally fixed, the amounts actually expended under these contracts will vary in accordance with

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actual energy usage or the timing of energy usage during the period. As a result, the amounts to be expended under these contracts are difficult to predict. Our failure to purchase the amount of energy for which we have contractual commitments could result in penalties, depending on market conditions, some of which could be material.
          Off-Balance Sheet Arrangements
      We do not have any off-balance sheet arrangements with any unconsolidated investments or joint ventures that we believe have or are reasonably likely to have a material effect on our financial condition, results of operations, liquidity or capital resources.
Debt Financing
     Consolidated Debt
      The table below summarizes our consolidated mortgage debt, unsecured notes and line of credit indebtedness at December 31, 2004 and 2003.
                         
    December 31,
     
    2004   2003
         
    (Dollars in thousands)
Balance
               
 
Fixed rate:
               
   
Mortgage debt(a)
  $ 2,502,871     $ 2,279,889  
   
Unsecured notes(b)
    8,439,016       8,828,912  
             
     
Total fixed rate debt
    10,941,887       11,108,801  
             
 
Variable rate:
               
   
Mortgage debt(a)
    106,196       36,000  
   
Unsecured notes and line of credit(b)
    1,761,376       334,000  
             
     
Total variable rate debt
    1,867,572       370,000  
             
       
Total
  $ 12,809,459     $ 11,478,801  
             
Percent of total debt
               
 
Fixed rate
    85.4 %     96.8 %
 
Variable rate(c)
    14.6 %     3.2 %
             
     
Total
    100.0 %     100.0 %
             
Effective interest rate at end of period
               
 
Fixed rate:
               
   
Mortgage debt
    7.80 %     7.72 %
   
Unsecured notes
    6.87 %     6.95 %
             
     
Effective interest rate
    7.09 %     7.11 %
             
 
Variable rate:
               
   
Mortgage debt
    5.53 %     1.72 %
   
Unsecured notes and line of credit
    3.75 %     1.95 %
             
     
Effective interest rate
    3.85 %     1.93 %
             
       
Total
    6.61 %     6.94 %
             
 
(a) The increase in total mortgage debt of approximately $293.2 million from December 31, 2003 to December 31, 2004 was primarily due to the consolidation of SunAmerica Center and 1301 Avenue of

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the Americas. These two properties were encumbered by approximately $737.5 million of mortgage debt when they were consolidated. This increase was partially offset by $444.3 million of repayments.
(b) The increase in unsecured notes and line of credit was due to the issuance of $2.1 billion of new notes and $214.0 million of net borrowings on the line of credit. These increases were partially offset by $1.2 billion of note repayments and additional discounts on the notes primarily due to mark-to-market adjustments on fair value interest rate swaps.
(c) The variable rate debt as of December 31, 2004 includes $1.0 billion of fixed rate unsecured notes that were converted to a variable rate based on LIBOR plus 122 basis points through several interest rate swap agreements entered into in March 2004. The interest rates for the remaining variable rate debt are based on various spreads over LIBOR.

     Unconsolidated Joint Venture Mortgage Debt
      Our share of unconsolidated joint venture mortgage debt was approximately $361.0 million and $797.3 million at December 31, 2004 and December 31, 2003, respectively. The decrease of approximately $436.3 million was primarily due to the consolidation of 1301 Avenue of the Americas of which our share of the mortgage debt was approximately $451.3 million.
      The instruments encumbering the properties restrict title transfer of the respective properties subject to the terms of the mortgage, prohibit additional liens, require payment of real estate taxes on the properties, require maintenance of the properties in good condition, require maintenance of insurance on the properties and include a requirement to obtain lender consent to enter into material tenant leases.
     Line of Credit
      We have a $1.0 billion revolving credit facility that was obtained in May 2003 and matures in May 2006. As of December 31, 2004, $548.0 million was outstanding under this facility. The line of credit bears interest at LIBOR plus 60 basis points, but would increase in the event of an adverse change in our credit ratings from Standard & Poor’s or Fitch. The line of credit has an annual facility fee of 20 basis points payable quarterly. In addition, a competitive bid option, whereby the lenders participating in the credit facility may bid on the interest to be charged resulting in an interest rate lower than LIBOR plus 60 basis points, is available for up to $350 million of the borrowings under the credit facility. The effective rate on the line of credit at December 31, 2004 was approximately 3.25%.
      We utilize our line of credit, together with net cash provided by operating activities, to fund capital improvements, tenant improvement and leasing costs, distributions to our unitholders, financing and investing activities and for other general working capital purposes. As a result of the nature and timing of the draws, the outstanding balance on our line of credit is subject to ongoing fluctuation and amounts outstanding under the line of credit may from time to time be significant. For example, during 2004 the amount of indebtedness outstanding under the line of credit ranged from $0 to $1.0 billion, with a balance of $548.0 million as of December 31, 2004. We consider all such borrowings to be in the ordinary course of our business and would expect similar fluctuations in the outstanding balance under the line of credit during 2005.
     Bridge Revolving Credit Facility
      In December 2003, we obtained a $1.0 billion 364-day credit facility which bore interest at LIBOR plus 65 basis points and had an annual facility fee of $1.5 million payable quarterly. The 364-day credit facility was terminated in March 2004.
      In July 2004, we obtained a $500 million 364-day bridge revolving credit facility. The credit facility bore interest at LIBOR plus 65 basis points and had an annual facility fee of 15 basis points. Amounts borrowed under the facility are required to be repaid with certain cash proceeds from property sales and any cash proceeds from debt and equity offerings. This facility was terminated in October 2004 following our $1.0 billion unsecured notes offering.

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     Unsecured Notes
      The table below summarizes the unsecured notes outstanding as of December 31, 2004:
                               
    Coupon   Effective        
Original Term   Rate   Rate(a)   Principal Balance   Maturity Date
                 
            (Dollars in thousands)    
Fixed interest rate:
                           
8 Years
    6.88 %     6.40 %   $ 125,000     02/01/05
7 Years
    6.63 %     4.99 %     400,000     02/15/05
7 Years
    8.00 %     6.49 %     100,000     07/19/05
8 Years
    7.36 %     7.69 %     50,000     09/01/05
6 Years
    8.38 %     7.65 %     500,000     03/15/06
9 Years
    7.44 %     7.74 %     50,000     09/01/06
10 Years
    7.13 %     6.74 %     100,000     12/01/06
9 Years
    7.00 %     6.80 %     1,500     02/02/07
9 Years
    6.88 %     6.83 %     25,000     04/30/07
9 Years
    6.76 %     6.76 %     300,000     06/15/07
10 Years
    7.41 %     7.70 %     50,000     09/01/07
7 Years
    7.75 %     7.91 %     600,000     11/15/07
10 Years
    6.75 %     6.97 %     150,000     01/15/08
10 Years
    6.75 %     7.01 %     300,000     02/15/08
10 Years
    6.80 %     6.94 %     500,000     01/15/09
10 Years
    7.25 %     7.14 %     200,000     05/01/09
11 Years
    7.13 %     6.97 %     150,000     07/01/09
10 Years
    8.10 %     8.22 %     360,000     08/01/10
6 Years
    4.65 %     4.81 %     800,000     10/01/10
10 Years
    7.65 %     7.20 %     200,000     12/15/10
10 Years
    7.00 %     6.83 %     1,100,000     07/15/11
10 Years
    6.75 %     7.02 %     500,000     02/15/12
10 Years
    5.88 %     5.98 %     500,000     01/15/13
20 Years
    7.88 %     8.08 %     25,000     12/01/16
20 Years
    7.35 %     8.08 %     200,000     12/01/17
20 Years
    7.25 %     7.54 %     250,000     02/15/18
30 Years
    7.50 %     8.24 %     150,000     10/01/27
30 Years
    7.25 %     7.31 %     225,000     06/15/28
30 Years
    7.50 %     7.55 %     200,000     04/19/29
30 Years
    7.88 %     7.94 %     300,000     07/15/31
EOP InterNotes(b)
    4.31 %     4.55 %     34,254     11/15/06-01/15/11
                       
 
Total/Weighted Average Unsecured Fixed Rate Notes
    6.94 %     6.87 %     8,445,754      
                       

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    Coupon   Effective        
Original Term   Rate   Rate(a)   Principal Balance   Maturity Date
                 
            (Dollars in thousands)    
Variable-interest rate:
                           
6 Years
    2.64 %     2.77 %   $ 200,000     10/01/10
10 Years(c)
    4.75 %     4.25 %     1,000,000     03/15/14
10 Years
    3.16 %     3.26 %     45,000     05/27/14
                       
 
Total/Weighted Average Unsecured Variable Rate Notes
    4.35 %     3.98 %     1,245,000      
                       
 
Total/Weighted Average
    6.60 %     6.50 %     9,690,754      
                       
Net discount     (38,362 )    
           
Total   $ 9,652,392      
           
 
(a) Includes the effect of settled and outstanding interest rate protection and interest rate swap agreements, offering and transaction costs and premiums and discounts on certain unsecured notes.
 
(b) The rates shown are weighted average rates. The coupon rates on the EOP InterNotes range from 3.30% to 5.25%. Including all offering expenses, the effective rates of the EOP InterNotes range from 3.61% to 5.46%.
 
(c) In March 2004, we entered into several interest rate swap agreements that effectively converted these notes to a variable interest rate based on the 6-month LIBOR rate.
      As of February 28, 2005, approximately $2.1 billion was available for issuance under two previously filed shelf registration statements totaling $7.0 billion.
          Restrictions and Covenants under Unsecured Indebtedness
      The terms of our line of credit and unsecured notes contain various financial covenants which require satisfaction of certain ratios including total debt-to-total assets, secured debt-to-total assets, debt service coverage ratios, unencumbered asset to unsecured debt as well as other limitations. As of December 31, 2004, we believe we were in compliance with each of these financial covenants. If we fail to comply with any of these covenants, then the indebtedness could become due and payable before its stated due date.
      Set forth below are the financial covenants to which we are subject under our unsecured note indentures and our performance under each covenant as of December 31, 2004:
         
Covenants(a) (in each case as defined in the respective indenture)   Actual Performance
     
Debt to Adjusted Total Assets may not be greater than 60%
    49 %
Secured Debt to Adjusted Total Assets may not be greater than 40%
    11 %
Consolidated Income Available for Debt Service to Annual Debt Service Charge may not be less than 1.50:1
    2.4  
Total Unencumbered Assets to Unsecured Debt may not be less than 150%(a)
    204 %
 
(a) The unsecured notes we assumed in the merger with Spieker Partnership, of which approximately $1.4 billion are outstanding at December 31, 2004, are subject to a minimum ratio of 165%.

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     Equity Securities
      The following table presents the changes in Equity Office’s issued and outstanding Common Shares and EOP Partnership’s Units (exclusive of Units owned by Equity Office) since December 31, 2003:
                           
    Common Shares   Units   Total
             
Outstanding at December 31, 2003
    400,460,388       49,032,230       449,492,618  
 
Share options exercised
    2,489,462             2,489,462  
 
Common Shares repurchased/retired(a)
    (1,413,230 )           (1,413,230 )
 
Units redeemed for Common Shares, cash and other
    1,390,129       (1,539,459 )     (149,330 )
 
Units issued(b)
          1,930       1,930  
 
Restricted shares and share awards issued, net of cancellations
    915,692             915,692  
                   
Outstanding at December 31, 2004
    403,842,441       47,494,701       451,337,142  
                   
 
(a) In July 2002, Equity Office announced a Common Share repurchase program allowing for the repurchase of up to $200 million of Common Shares in the open market or privately-negotiated transactions. This amount was later increased to $1.1 billion. Common Shares repurchased to fund Equity Office’s employee benefit programs are not considered part of the repurchase program. During the year ended December 31, 2004, 1,413,230 Common Shares were repurchased at an average price of $26.19 for approximately $37.0 million in the aggregate. An additional 25,728 Common Shares were repurchased during December 2004 at an average price of $29.63 for approximately $0.8 million, but were not yet retired as of December 31, 2004 and are still outstanding. Since the inception of the program in 2002, Equity Office has repurchased approximately 23.6 million Common Shares at an average price of $25.37 for approximately $598.1 million. In connection with the repurchases under this program, we purchased from Equity Office and retired a corresponding number of Units for an aggregate cash purchase price equal to the aggregate purchase price for all Common Share repurchases.
 
(b) During 2004, we issued Units in connection with the purchase of a partner’s interest in the 500 Orange office property. The total value of the Units was approximately $50,000.
Market Risk
          Qualitative Information About Market Risk
      Our future earnings, cash flows and fair values relevant to financial instruments depend upon prevalent market rates for those financial instruments. Market risk is the risk of loss from adverse changes in market prices and interest rates. We manage our market risk by matching projected cash inflows from operating, investing and financing activities with projected cash outflows to fund debt service, acquisitions, capital expenditures, distributions to shareholders and other cash requirements. The majority of our outstanding debt obligations (maturing at various times through 2031) have fixed interest rates which limit the risk of fluctuating interest rates. We utilize certain derivative financial instruments at times to limit interest rate risk. Interest rate protection and swap agreements are used to convert fixed rate debt to a variable rate basis, to hedge anticipated financing transactions, or convert variable rate debt to a fixed rate basis. Derivatives are used for hedging purposes rather than speculation. We do not enter into financial instruments for trading purposes.

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Quantitative Information About Market Risk
          Interest Rate Risk
      The table below discloses the effect of hypothetical changes in market rates of interest on interest expense for variable rate debt and the fair value of total outstanding debt. Interest risk amounts were determined by considering the impact of hypothetical interest rates on our debt. This analysis does not reflect the impact that a changing interest rate environment could have on the overall level of economic activity. Further, in the event of a changing interest rate environment, management would likely take actions to further mitigate its exposure to the change. However, due to the uncertainty of the specific actions that would be taken and their possible effects, this analysis assumes no change in our financial structure.
                                 
                (Decrease)/
        Increase/   (Decrease)/   Increase
    Hypothetical change in   (Decrease)   Increase   Fair Value of
As of   market rates of interest   Interest Expense   Net Income   Total Debt(a)
                 
December 31, 2004
    +10% or 27 basis points     $ 5.1 million     $ (5.1) million     $ (258) million  
      -10% or 27 basis points     $ (5.1) million     $ 5.1 million     $ 272 million  
December 31, 2003
    +10% or 12 basis points     $ 0.4 million     $ (0.4) million     $ (213) million  
      -10% or 12 basis points     $ (0.4) million     $ 0.4 million     $ 223 million  
 
(a)  As of December 31, 2004 and 2003, the fair value of our fixed-rate debt was approximately $1.1 billion and $1.3 billion higher than the book value of approximately $10.9 billion and $11.1 billion, respectively, primarily due to the general decrease in market interest rates on secured and unsecured debt.
          Interest Rate Risk — Forward-Starting and Fixed-to-Floating Interest Rate Swaps
      As of December 31, 2003, we had $1.3 billion of forward-starting interest rate swaps outstanding, which were all settled during the six months ended June 30, 2004. In March 2004, in conjunction with a $1.0 billion debt offering, we settled $800 million of forward-starting interest rate swaps that were outstanding as of December 31, 2003. In May 2004 we settled $500 million notional amount of forward-starting interest rate swaps and recognized a gain of approximately $24.0 million. The swaps were entered into in 2003 to hedge an unsecured note offering that was expected to take place in June 2004, but did not occur. As of December 31, 2003, the fair value of these swaps represented a net liability to us of approximately $10.4 million (approximately $11.1 million is recorded in other assets and $21.5 million is recorded in other liabilities). The market value of the forward-starting interest rate swaps is dependent upon existing market interest rates and swap spreads, which change over time. If the market interest rates were 50 basis points higher, the value of the swaps would have been an asset of approximately $41.4 million at December 31, 2003. If the market interest rates were 50 basis points lower, our liability under these swaps would have been approximately $65.0 million at December 31, 2003.
      In March 2004, we entered into $1.0 billion of fixed-to-floating interest rate swap agreements to hedge the $1.0 billion of unsecured notes also issued in March 2004. As of December 31, 2004, the fair value of these swaps represented a liability to us of approximately $29.5 million and is classified in other liabilities. If the market interest rates were 50 basis points higher, our liability under these swaps would have been approximately $67.5 million at December 31, 2004. If the market interest rates were 50 basis points lower, the value of these swaps would have been an asset of approximately $10.1 million at December 31, 2004.
      See Item 8 — Note 12 for information on our forward-starting and fixed-to-floating interest rate swaps.

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Capital Improvements, Tenant Improvements and Leasing Costs
          Capital Improvements
      Significant renovations and improvements, which improve or extend the useful life of our Properties are capitalized. We categorize these capital expenditures as follows:
  •  Capital Improvements — costs for improvements that enhance the value of the property such as lobby renovations, roof replacement, significant renovations for Americans with Disabilities Act compliance, chiller replacement and elevator upgrades.
 
  •  Development and Redevelopment Costs — costs associated with the development or redevelopment of a property including tenant improvements, leasing commissions, capitalized interest and operating costs incurred during completion of the property and incurred while the property is made ready for its intended use.
      The table below shows the costs incurred for each type of improvement.
                                                     
    For the years ended December 31,
     
    2004   2003   2002
             
        Unconsolidated       Unconsolidated       Unconsolidated
    Consolidated   Properties   Consolidated   Properties   Consolidated   Properties
    Properties   (our share)   Properties   (our share)   Properties   (our share)
                         
    (Dollars in thousands)
Capital Improvements:
                                               
 
Capital improvements
  $ 70,594     $ 6,387     $ 64,052     $ 9,222     $ 46,662     $ 4,544  
 
Development costs
    50,815             96,736       5,538       92,214       110,244  
 
Redevelopment costs(a)(b)
    787             8,391             32,976        
                                     
   
Total capital improvements
  $ 122,196     $ 6,387     $ 169,179     $ 14,760     $ 171,852     $ 114,788  
                                     
 
(a) Properties included in redevelopment costs for 2003 are Tabor Center, Polk and Taylor Buildings and Worldwide Plaza (amenities area).
 
(b) Properties included in redevelopment costs for 2002 are 500-600 City Parkway, Tabor Center, Polk and Taylor Buildings and Worldwide Plaza (amenities area).
          Tenant Improvements and Leasing Costs
      Costs related to the renovation, alteration or build-out of existing office space, as well as related leasing costs, are capitalized and depreciated or amortized over the lease term. These tenant improvements may include, but are not limited to, floor coverings, ceilings, walls, HVAC, mechanical, electrical, plumbing and fire protection systems.

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      The amounts shown below represent the total tenant improvements and leasing costs for leases which commenced during the period, regardless of when such costs were actually paid.
                                                 
    For the years ended December 31,
     
    2004   2003   2002
             
        Total Cost       Total Cost       Total Cost
        per Square       per Square       per Square
    Total Costs   Foot Leased   Total Costs   Foot Leased   Total Costs   Foot Leased
                         
    (Dollars in thousands except per square foot amounts)
Consolidated Properties:
                                               
Office Properties:
                                               
Renewals
  $ 97,214     $ 11.62     $ 128,673     $ 13.07     $ 69,710     $ 8.14  
Retenanted
    259,506       23.45       248,364       24.31       183,231       18.43  
                                     
Total/ Weighted Average
  $ 356,720     $ 18.36     $ 377,037     $ 18.79     $ 252,941     $ 13.67  
                                     
Industrial Properties:
                                               
Renewals
  $ 1,623     $ 2.24     $ 1,153     $ 3.10     $ 2,540     $ 2.13  
Retenanted
    2,961       5.96       2,213       3.78       1,153       3.66  
                                     
Total/ Weighted Average
  $ 4,584     $ 3.75     $ 3,366     $ 3.51     $ 3,693     $ 2.45  
                                     
Unconsolidated Joint Ventures:
                                               
Renewals
  $ 12,330 (a)   $ 21.95     $ 17,936 (a)   $ 24.09     $ 2,203 (a)   $ 7.80  
Retenanted
    12,576 (a)     30.65       8,026 (a)     23.21       4,265 (a)     14.07  
                                     
Total/ Weighted Average
  $ 24,906 (a)   $ 25.62     $ 25,962 (a)   $ 23.81     $ 6,468 (a)   $ 11.05  
                                     
Total Properties (renewals and retenanted combined):
                                               
Office (consolidated and unconsolidated)
  $ 381,626     $ 18.70     $ 402,999     $ 19.05     $ 259,409     $ 13.59  
Industrial
    4,584       3.75       3,366       3.51       3,693       2.45  
                                     
Total/ Weighted Average
  $ 386,210     $ 17.86     $ 406,365     $ 18.38     $ 263,102     $ 12.77  
                                     
 
(a)  Represents our share of unconsolidated joint venture tenant improvements and leasing costs for office properties.
      Tenant improvement and leasing costs in 2004 and in 2003 were higher than historical levels due to competitive market conditions for new and renewal leases. These higher tenant improvements and leasing costs contributed to a decrease in net effective rents (contract rents reduced by tenant improvement costs, leasing commissions and any rent concessions) for lease renewals and retenanted properties.
      The above information includes capital improvements incurred during the periods shown. Tenant improvements and leasing costs are reported for leases which commenced during the periods shown which is consistent with how we report our per square foot tenant improvements and leasing costs. The amounts included in the consolidated statement of cash flows represent the cash expenditures made during the period regardless of when the leases commence. The differences between these amounts represent timing differences between the lease commencement dates and the actual cash expenditures. In addition, the figures below include expenditures for corporate furniture, fixtures and equipment, software, leasehold improvements and

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other. The reconciliation between the amounts above for the consolidated properties and the amounts disclosed in the consolidated statements of cash flows is as follows:
                             
    For the years ended December 31,
     
    2004   2003   2002
             
    (Dollars in thousands)
Capital Improvements
  $ 70,594     $ 64,052     $ 46,662  
Tenant Improvements and Leasing Costs:
                       
 
Office Properties
    356,720       377,037       252,941  
 
Industrial Properties
    4,584       3,366       3,693  
Expenditures for corporate furniture, fixtures and equipment, software, leasehold improvements and other
    10,726       32,397       5,251  
                   
   
Subtotal
    442,624       476,852       308,547  
Development costs
    50,815       96,736       92,214  
Redevelopment costs
    787       8,391       32,976  
Timing differences
    82,038       (4,399 )     (93 )
                   
   
Total capital improvements, tenant improvements and leasing costs
  $ 576,264     $ 577,580     $ 433,644  
                   
Capital and tenant improvements from consolidated statement of cash flows
  $ 453,227     $ 438,601     $ 328,930  
Lease commissions and other costs from consolidated statement of cash flows
    123,037       138,979       104,714  
                   
   
Total capital improvements, tenant improvements and leasing costs as disclosed on the consolidated statement of cash flows
  $ 576,264     $ 577,580     $ 433,644  
                   
Developments
      We directly own one property under development. This development is funded by working capital and our line of credit. Specifically identifiable direct acquisition, development and construction costs were capitalized, including salaries and related costs, real estate taxes and interest incurred in developing the property. All figures stated below are as of December 31, 2004.
                                                         
                    Costs   Total   Current
    Placed in       Number of   Square   Incurred To   Estimated   Percentage
    Service Date(a)   Location   Buildings   Feet   Date   Costs(b)   Leased
                             
                    (Dollars in thousands)    
Cambridge Science Center
    2Q/2004       Cambridge, MA       1       131,000     $ 40,492     $ 54,900       39 %
 
(a)  The Placed in Service Date represents the date the certificate of occupancy was obtained. Subsequent to obtaining the certificate of occupancy, the property is expected to undergo a lease-up period.
 
(b)  The Total Estimated Costs represent 100% of the development’s estimated costs, including the acquisition cost of the land and building, if any. The Total Estimated Costs are subject to change upon, or prior to, the completion of the development and include amounts required to lease the property.
      In addition to the developments described above, we own various undeveloped land parcels on which office space could be built. These various sites include, among others: Russia Wharf, Boston, MA; Reston Town Center, Reston, VA; Dulles Station, Herndon, VA; Prominence in Buckhead, Atlanta, GA; Perimeter Center, Atlanta, GA; Tabor Center, Denver, CO; Bridge Pointe Corporate Centre, San Diego, CA; La Jolla Centre, San Diego, CA; Orange Center, Orange, CA; Skyport Plaza, San Jose, CA; Foundry Square, San Francisco, CA; San Rafael Corporate Center, San Rafael, CA; Station Landing, Walnut Creek, CA; Parkshore Plaza, Folsom, CA; City Center Bellevue, Bellevue, WA; and 8th Street, Bellevue, WA.

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      There are no unconsolidated joint venture properties under development as of December 31, 2004.
Inflation
      Substantially all of our office leases require the tenant to pay, as additional rent, all or a portion of real estate taxes and operating expenses. In addition, many of our office leases provide for fixed increases in base rent or escalations indexed to the Consumer Price Index or other measures. We believe that a significant portion of increases in property operating expenses will be offset, in part, by expense reimbursements and contractual rent increases described above.
Cash Flows
      The table below summarizes the changes in our cash and cash equivalents as a result of operating, investing and financing activities for the last three years:
                           
    For the years ended December 31,
     
    2004   2003   2002
             
    (Dollars in thousands)
Cash and cash equivalents at the beginning of the period
  $ 69,398     $ 58,471     $ 61,121  
 
Net cash provided by operating activities
    1,207,967       1,219,571       1,520,702  
 
Net cash (used for) provided by investing activities
    (702,153 )     628,041       (41,683 )
 
Net cash (used for) financing activities
    (468,086 )     (1,836,685 )     (1,481,669 )
                   
Cash and cash equivalents at the end of the period
  $ 107,126     $ 69,398     $ 58,471  
                   
          Operating Activities
      Cash flows from operations depend primarily on cash generated from lease payments from tenants in our properties. The decrease in net cash provided by operating activities is primarily attributable to lower occupancy levels, reduced rental rates and reduced revenues as a result of asset sales.
          Investing Activities
      Net cash used for and provided by investing activities reflects the net impact of acquisitions and dispositions of properties, investments in and distributions from our unconsolidated joint ventures (including our acquisition of a 50% interest in Colorado Center in 2004 for approximately $220.8 million), and expenditures for capital improvements, tenant improvements and lease costs. In addition, we received approximately $32.1 million from the sale of shares of Capital Trust in 2004. We also have received amounts released from escrow deposits primarily from property disposition proceeds.
          Financing Activities
      Net cash used for financing activities generally includes cash provided by or used for debt transactions, distributions to our common and preferred shareholders and repurchases of our securities.
Additional Items for 2004
          Developments in Process
      Developments in process decreased approximately $34.7 million to $40.5 million at December 31, 2004 compared to $75.2 million at December 31, 2003. This decrease was a result of placing two developments in service and was partially offset by $8.9 million of additional costs related to Cambridge Science Center. The developments placed in service were Douglas Corporate Center II with total costs incurred at December 31, 2003 of approximately $13.6 million and Kruse Woods V with total costs incurred at December 31, 2003 of approximately $30.0 million.

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          Investment in Real Estate Held for Sale, Net of Accumulated Depreciation
      Northland Plaza, an office property with approximately 296,967 square feet located in Bloomington, Minnesota, was considered held for sale as of December 31, 2004 pursuant to FAS 144. We recognized approximately $2.1 million to write-down the carrying value of the property to its fair value less costs to sell (determined based on the sales price and estimated transaction costs). The property’s net income and the provision for loss is included in discontinued operations. This office property was sold in January 2005 (see Item 8 — Note 24).
          Deferred Rent Receivable
      Deferred rent receivable increased by approximately $98.9 million to $478.2 million at December 31, 2004 compared to $379.3 million at December 31, 2003. This increase was a result of a $78.1 million increase in receivables recorded from tenants for the current difference between the straight-line rent and the rent that is contractually due from tenants, a $5.4 million increase related to the consolidation of SunAmerica Center (in accordance with FIN 46(R)) and a $15.4 million increase related to the consolidation of the 1301 Avenue of the Americas office building after we acquired the remaining economic interest in the joint venture.
          Escrow Deposits and Restricted Cash
      Escrow deposits and restricted cash decreased approximately $26.4 million to $48.8 million at December 31, 2004 compared to $75.2 million at December 31, 2003. This decrease was primarily due to the release of escrow funds relating to property sales of approximately $50.0 million, partially offset by an escrow deposit of approximately $17.7 million resulting from the acquisition and consolidation of the remaining interest in 1301 Avenue of the Americas.
          Investments in Unconsolidated Joint Ventures
      Investments in unconsolidated joint ventures decreased by approximately $10.1 million to $1,117.1 million at December 31, 2004 compared to $1,127.2 million at December 31, 2003. This decrease was caused by several transactions during 2004 including the consolidation of 1301 Avenue of the Americas office building of approximately $157.7 million, the consolidation of Concar of approximately $54.7 million, partially offset by the acquisition of Colorado Center for $220.8 million.
          Deferred Leasing Costs and Other Related Intangibles
      Deferred leasing costs and other related intangibles increased approximately $136.1 million to $450.6 million at December 31, 2004 compared to $314.6 million at December 31, 2003. This increase was primarily a result of leasing costs incurred during 2004 for new and renewal leases of $123.0 million, deferred leasing costs recorded in accordance with FAS 141 of $85.3 million and additional lease costs recorded due to consolidation of 1301 Avenue of the Americas, SunAmerica and Concar totaling approximately $17.8 million, offset by amortization expense of $83.2 million.
          Prepaid Expenses and Other Assets
      Prepaid expenses and other assets decreased by approximately $152.9 million to $192.0 million at December 31, 2004 compared to $344.9 million at December 31, 2003. This decrease was primarily a result of an $82.2 million note receivable related to the SunAmerica Center whose assets, liabilities, and results of operations were consolidated in 2004, a $21.7 million decrease in prepaid expenses, the sale of our $6.9 million investment in Four Oaks, the sale of our $30.0 million investment in shares of Capital Trust and an $11.1 million decrease in the market value of the forward-starting interest rate swaps.
          Other Liabilities
      Other liabilities increased by approximately $86.1 million to approximately $484.4 million at December 31, 2004 compared to $398.3 million at December 31, 2003. This increase was primarily due to the

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consolidation of the SunAmerica property pursuant to FIN 46(R) and its related mezzanine debt of approximately $52.7 million.
          Preferred Units
      Preferred units decreased by approximately $114.1 million due to the redemption of the Series C Preferred Units in the first quarter 2004.
Critical Accounting Policies and Estimates
      Our significant accounting policies are described in Note 2 to the consolidated financial statements included in Item 8 of this Form 10-K. We believe our most critical accounting policies include allowance for doubtful accounts, impairment of long-lived assets, depreciation and amortization, and the fair value of financial instruments including derivative instruments, each of which we discuss below.
Allowance for Doubtful Accounts
      Rental revenue from our tenants is our principal source of revenue and is recognized in accordance with GAAP based on the contractual terms of the leases. We monitor the collectibility of accounts receivable from our tenants on an on-going basis. Based on this analysis, historical experience and the current economic environment, we establish provisions, and maintain an allowance for doubtful accounts for estimated losses resulting from the possible inability of our tenants to make required rent payments to us. An allowance for doubtful accounts is recorded during each period and the associated bad debt expense is netted against rental revenue in our consolidated statements of operations. The allowance for doubtful accounts, which represents the cumulative allowances less write-offs of uncollectible rent, is netted against tenant and other receivables and deferred rent receivable on our consolidated balance sheets.
      As a result of the slowdown in economic activity, we have continued to experience uncollectible receivables, although at lower levels than prior periods, relating to tenants in bankruptcy or tenants experiencing financial difficulty. If we incorrectly estimate the required allowance for doubtful accounts, our financial condition and results of operations could be adversely affected. Below is our bad debt expense from continuing operations for each of the three years in the period ended December 31, 2004.
                         
    For the years ended December 31,
     
    2004   2003   2002
             
    (Dollars in thousands)
Bad debt expense
  $ 5,264     $ 12,400     $ 27,066  
Property operating revenues
  $ 3,195,851     $ 3,137,151     $ 3,293,568  
Bad debt expense as a percentage of property operating revenues
    0.16 %     0.40 %     0.82 %
Impairment of Long-Lived Assets
      We review our long-lived assets for potential impairment in accordance with Statement of Financial Accounting Standards No. 144, Accounting for the Impairment and Disposal of Long-Lived Assets (“FAS 144”). Under FAS 144, an impairment loss must be recognized when the carrying value of a long-lived asset is not recoverable. The carrying amount of a long-lived asset is not recoverable if it exceeds the sum of the undiscounted cash flows expected to result from the use and eventual disposition of the asset. If it is determined that a permanent impairment of a long-lived asset has occurred, the carrying value of the asset is reduced to its fair value and an impairment loss is recognized for the difference between the carrying value and the fair value.
      Our estimate of the expected future cash flows used in testing for impairment is highly subjective and based on, among other things, our estimates regarding current and future market conditions, rental rates, occupancy levels, costs of tenant improvements, leasing commissions and other tenant concessions, assumptions regarding the residual value of our properties at the end of our anticipated holding period and the length of our anticipated holding period. These assumptions could differ materially from actual results in future

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periods. If our strategy changes or if market conditions otherwise dictate an earlier sale date, an impairment loss could be recognized and such loss could be material.
      During 2004, we recorded a non-cash impairment charge of approximately $229.2 million on 46 non-core assets comprising approximately 2.8 million square feet. During 2003, we recognized an impairment of approximately $7.5 million on an office property. There were no impairments in 2002. See Item 8 — Note 7.
Depreciation and Amortization
      Statement of Financial Accounting Standards No. 141 Business Combinations (“FAS 141”) was effective for business combinations initiated on or after July 1, 2001. Depreciation expense on Properties acquired prior to July 1, 2001 is computed using the straight-line method based on an estimated useful life of approximately 40 years. A significant portion of the acquisition cost of each property was allocated to building (usually 85% to 90% unless the property was subject to a ground lease in which case 100% of the acquisition cost was allocated to building). Depreciation expense on properties acquired subsequent to the effective date of FAS 141 is based on the allocation of the acquisition cost to land, building, tenant improvements and intangibles and the determination of their useful lives are based on management’s estimates. If we do not appropriately allocate to these components or we incorrectly estimate the useful lives of these components, our computation of depreciation and amortization expense may not appropriately reflect the actual impact of these costs over future periods, which will affect net income.
Fair Value of Financial Instruments
      We are required to determine periodically the fair value of our mortgage debt and unsecured notes for disclosure purposes. In the determination of these fair values, we use internally developed models that are based on our estimates of current market conditions. We calculate the net present value of the difference between future contractual interest payments and future interest payments based on a current market rate. We determine the current market rate by adding an estimated credit spread to the quoted yields on federal government debt securities with similar maturity dates to our own debt. The credit spread estimates are based on our historical experience in obtaining either secured or unsecured financing and current market conditions.
      In accordance with FAS 133, the carrying values of interest rate swaps, as well as the underlying hedged liability, if applicable, are reflected at their fair value. We rely on quotations from a third party to determine these fair values. Derivatives that are not hedges are adjusted to fair value through income. If the derivative is a hedge, depending on the nature of the hedge, changes in the fair value of the derivative are either offset against the change in the fair value of the hedged liability through earnings or recognized in other comprehensive income until the hedged item is recognized in earnings. The ineffective portion of a derivative’s change in fair value is immediately recognized in earnings.
      Because the valuations of our financial instruments are based on estimates, the fair value may change if our estimates are inaccurate. For the effect of hypothetical changes in market interest rates on interest expense for variable rate debt, the fair value of total outstanding debt and our interest rate swaps, see the Market Risk section.
Impact of New Accounting Standards and Accounting Standards Recently Adopted
          Accounting Policy Recently Adopted
      Effective January 1, 2003, we adopted Statement of Financial Accounting Standards No. 123 Accounting for Stock Based Compensation (“FAS 123”), which requires a fair value based accounting method for determining compensation expense associated with the issuance of share options and other equity awards. See Item 8 — Note 2 for more information.
      See Item 8 — Note 3 for the impact of FIN 46(R) on our financial condition and results of operations.

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Subsequent Events
      See Item 8 — Note 24 for transactions that occurred subsequent to December 31, 2004.
Funds From Operations (“FFO”)
      FFO is a non-GAAP financial measure. We believe FFO, as defined by the Board of Governors of the National Association of Real Estate Investment Trusts (“NAREIT”), to be an appropriate measure of performance for a real estate company, for the reasons, and subject to the qualifications, specified below. The following table reflects the reconciliation of FFO to net income, the most directly comparable GAAP measure, for the periods presented:

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Reconciliation of Net Income to Funds From Operations
                                                                                 
    For the years ended December 31,
     
    2004   2003   2002   2001   2000
                     
        Per Weighted       Per Weighted       Per Weighted       Per Weighted       Per Weighted
    Dollars   Average Unit(b)   Dollars   Average Unit(b)   Dollars   Average Unit(b)   Dollars   Average Unit(b)   Dollars   Average Unit(b)
                                         
    (Dollars in thousands, except per unit amounts)
Reconciliation of net income to FFO(a):
                                                                               
Net income
  $ 149,054     $ 0.33     $ 729,214     $ 1.62     $ 859,420     $ 1.84     $ 694,431     $ 1.70     $ 530,236     $ 1.68  
Plus real estate related depreciation and amortization and less net gain (loss) on sales of real estate, including our share of those items from unconsolidated joint ventures and adjusted for minority interests’ share in partially owned properties
    788,029       1.76       596,481       1.32       707,697       1.51       532,260       1.30       424,845       1.34  
Plus extraordinary item
                                        1,000                    
Plus cumulative effect of a change in accounting principle
    33,697       0.08                               1,142                    
                                                             
FFO
    970,780       2.16       1,325,695       2.94       1,567,117       3.35       1,228,833       3.01       955,081       3.02  
Put option settlement
                                        2,655       0.01       (2,576 )     (0.01 )
Preferred distributions
    (39,093 )     (0.09 )     (51,872 )     (0.12 )     (62,573 )     (0.13 )     (57,041 )     (0.14 )     (43,348 )     (0.14 )
                                                             
FFO available to unitholders — basic
  $ 931,687     $ 2.08 (d)   $ 1,273,823     $ 2.83     $ 1,504,544     $ 3.22     $ 1,174,447     $ 2.87     $ 909,157     $ 2.88  
                                                             
                                                                                 
    Net Income   FFO   Net Income   FFO   Net Income   FFO   Net Income   FFO   Net Income   FFO
                                         
Adjustments to arrive at FFO available to unitholders plus assumed conversions:
                                                                               
Net income and FFO
  $ 149,054     $ 970,780     $ 729,214     $ 1,325,695     $ 859,420     $ 1,567,117     $ 694,431     $ 1,228,833     $ 530,236     $ 955,081  
Put option settlement
                                        2,655       2,655       (2,576 )     (2,576 )
Preferred distributions
    (39,093 )     (39,093 )     (51,872 )     (51,872 )     (62,573 )     (62,573 )     (57,041 )     (57,041 )     (43,348 )     (43,348 )
                                                             
Net income and FFO available to unitholders
    109,961       931,687       677,342       1,273,823       796,847       1,504,544       640,045       1,174,447       484,312       909,157  
Preferred distributions on Series B preferred units, of which are assumed to be converted into Units(c)
                      15,724             15,724             15,727             15,750  
                                                             
Net income and FFO available to unitholders plus assumed conversions
  $ 109,961     $ 931,687     $ 677,342     $ 1,289,547     $ 796,847     $ 1,520,268     $ 640,045     $ 1,190,174     $ 484,312     $ 924,907  
                                                             
Weighted average Units, dilutive potential units plus assumed conversions outstanding
    450,997,247       450,997,247       452,561,353       460,950,707       469,138,720       477,528,074       411,986,897       420,379,753       318,997,407       327,400,767  
                                                             
Net income and FFO available to unitholders plus assumed conversions per unit
  $ 0.24     $ 2.07 (d)   $ 1.50     $ 2.80     $ 1.70     $ 3.18     $ 1.55     $ 2.83     $ 1.52     $ 2.82  
                                                             
                                                                                 
    Units and unit equivalents
     
Weighted average Units outstanding (used for both net income and FFO basic per unit calculation)
            448,919,302               450,594,465               467,134,774               408,919,582               316,067,694  
Impact of share options, restricted shares and put options which are dilutive to both net income and FFO
            2,077,945               1,966,888               2,003,946               3,067,315               2,929,713  
                                                             
Weighted average Units and dilutive potential units used for net income available to unitholders
            450,997,247               452,561,353               469,138,720               411,986,897               318,997,407  
Impact of conversion of Series B preferred units(c)
                          8,389,354               8,389,354               8,392,856               8,403,360  
                                                             
Weighted average Units, dilutive potential units plus assumed conversions used for the calculation of FFO available to unitholders plus assumed conversions
            450,997,247               460,950,707               477,528,074               420,379,753               327,400,767  
                                                             

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(a) FFO is a non-GAAP financial measure. The most directly comparable GAAP measure is net income, to which it is reconciled. See definition below.
 
(b) FFO per unit may not total the sum of the per unit components in the reconciliation due to rounding.
 
(c) The Series B preferred units are not dilutive to EPS for each period presented and are not dilutive to FFO per unit for the year ended December 31, 2004 but are dilutive to FFO per unit for all other periods presented.
 
(d) FFO per unit for the year ended December 31, 2004 includes a $229.2 million non-cash impairment charge, or $.51 per unit on a diluted basis, recorded in the third quarter 2004. By definition, impairment charges are not added back to net income when calculating FFO.
FFO Definition:
      FFO is defined as net income, computed in accordance with accounting principles generally accepted in the United States (“GAAP”), excluding gains or losses from sales of properties, plus real estate related depreciation and amortization, and after adjustments for unconsolidated partnerships and joint ventures. Adjustments for unconsolidated partnerships and joint ventures are calculated to reflect funds from operations on the same basis. We believe that FFO is helpful to investors as one of several measures of the performance of a real estate company. We further believe that by excluding the effect of depreciation, amortization and gains or losses from sales of real estate, all of which are based on historical costs and which may be of limited relevance in evaluating current performance, FFO can facilitate comparisons of operating performance between periods and between other real estate companies. Investors should review FFO, along with GAAP net income when trying to understand a real estate company’s operating performance. We compute FFO in accordance with standards established by NAREIT, which may not be comparable to FFO reported by other real estate companies that do not define the term in accordance with the current NAREIT definition or that interpret the current NAREIT definition differently than we do. FFO does not represent cash generated from operating activities in accordance with GAAP, nor does it represent cash available to pay distributions and should not be considered as an alternative to net income, determined in accordance with GAAP, as an indication of our financial performance, or to cash flow from operating activities, determined in accordance with GAAP, as a measure of our liquidity, nor is it indicative of funds available to fund our cash needs, including our ability to make cash distributions.
Item 7A. Quantitative and Qualitative Disclosures About Market Risk.
      Quantitative and qualitative disclosures about market risk are incorporated herein by reference from Item 7.

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Item 8. Financial Statements and Supplementary Data.
REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
The Partners of EOP Operating Limited Partnership
      We have audited the accompanying consolidated balance sheets of EOP Operating Limited Partnership (“EOP Partnership”) as of December 31, 2004 and 2003, and the related consolidated statements of operations, partners’ capital, net comprehensive income and cash flows for each of the three years in the period ended December 31, 2004. Our audits also included the financial statement schedule listed in the Index at Item 15(a). These financial statements and schedule are the responsibility of EOP Partnership’s management. Our responsibility is to express an opinion on these financial statements and schedule based on our audits.
      We conducted our audits in accordance with the standards of the Public Company Accounting Oversight Board (United States). Those standards require that we plan and perform the audit to obtain reasonable assurance about whether the financial statements are free of material misstatement. An audit includes examining, on a test basis, evidence supporting the amounts and disclosures in the financial statements. An audit also includes assessing the accounting principles used and significant estimates made by management, as well as evaluating the overall financial statement presentation. We believe that our audits provide a reasonable basis for our opinion.
      In our opinion, the financial statements referred to above present fairly, in all material respects, the consolidated financial position of EOP Partnership at December 31, 2004 and 2003, and the consolidated results of its operations and its cash flows for each of the three years in the period ended December 31, 2004, in conformity with accounting principles generally accepted in the United States. Also, in our opinion, the related financial statement schedule, when considered in relation to the basic financial statements taken as a whole, presents fairly in all material respects the information set forth therein.
      We have also audited, in accordance with the standards of the Public Company Accounting Oversight Board (United States), the effectiveness of EOP Partnership’s internal control over financial reporting as of December 31, 2004, based on criteria established in Internal Control-Integrated Framework issued by the Committee of Sponsoring Organizations of the Treadway Commission and our report dated March 14, 2005 expressed an unqualified opinion thereon.
      As discussed in Notes 2 and 3 to the consolidated financial statements, in 2004 EOP Partnership changed its method of accounting for certain property holding entities and other subsidiaries in which the EOP Partnership owns less than a 100% equity interest. In addition, in 2003 EOP Partnership changed its method of accounting for stock-based employee compensation.
  Ernst & Young LLP
Chicago, Illinois
March 14, 2005

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REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
The Partners of EOP Operating Limited Partnership
      We have audited management’s assessment, included in the accompanying Management’s Annual Report on Internal Control Over Financial Reporting included in Item 9A, that EOP Operating Limited Partnership (“EOP Partnership”) maintained effective internal control over financial reporting as of December 31, 2004, based on criteria established in Internal Control — Integrated Framework issued by the Committee of Sponsoring Organizations of the Treadway Commission (the COSO criteria). EOP Partnership’s management is responsible for maintaining effective internal control over financial reporting and for its assessment of the effectiveness of internal control over financial reporting. Our responsibility is to express an opinion on management’s assessment and an opinion on the effectiveness of the company’s internal control over financial reporting based on our audit.
      We conducted our audit in accordance with the standards of the Public Company Accounting Oversight Board (United States). Those standards require that we plan and perform the audit to obtain reasonable assurance about whether effective internal control over financial reporting was maintained in all material respects. Our audit included obtaining an understanding of internal control over financial reporting, evaluating management’s assessment, testing and evaluating the design and operating effectiveness of internal control, and performing such other procedures as we considered necessary in the circumstances. We believe that our audit provides a reasonable basis for our opinion.
      A company’s internal control over financial reporting is a process designed to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes in accordance with generally accepted accounting principles. A company’s internal control over financial reporting includes those policies and procedures that (1) pertain to the maintenance of records that, in reasonable detail, accurately and fairly reflect the transactions and dispositions of the assets of the company; (2) provide reasonable assurance that transactions are recorded as necessary to permit preparation of financial statements in accordance with generally accepted accounting principles, and that receipts and expenditures of the company are being made only in accordance with authorizations of management and directors of the company; and (3) provide reasonable assurance regarding prevention or timely detection of unauthorized acquisition, use, or disposition of the company’s assets that could have a material effect on the financial statements.
      Because of its inherent limitations, internal control over financial reporting may not prevent or detect misstatements. Also, projections of any evaluation of effectiveness to future periods are subject to the risk that controls may become inadequate because of changes in conditions, or that the degree of compliance with the policies or procedures may deteriorate.
      In our opinion, management’s assessment that EOP Partnership maintained effective internal control over financial reporting as of December 31, 2004 is fairly stated, in all material respects, based on the COSO criteria. Also, in our opinion, EOP Partnership maintained, in all material respects, effective internal control over financial reporting as of December 31, 2004, based on the COSO criteria.
      We also have audited, in accordance with the standards of the Public Company Accounting Oversight Board (United States), the consolidated balance sheets as of December 31, 2004 and 2003, and the related consolidated statements of operations, partners’ capital, net comprehensive income and cash flows for each of the three years in the period ended December 31, 2004, and the financial statement schedule listed in the Index at Item 15(a), of EOP Partnership and our report dated March 14, 2005, expressed an unqualified opinion thereon.
  Ernst & Young LLP
Chicago, Illinois
March 14, 2005

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EOP OPERATING LIMITED PARTNERSHIP
CONSOLIDATED BALANCE SHEETS
                         
    December 31,
     
    2004   2003
         
    (Dollars in thousands,
    except per unit amounts)
Assets:
               
 
Investments in real estate
  $ 24,970,416     $ 23,934,848  
 
Developments in process
    40,492       75,232  
 
Land available for development
    252,524       251,151  
 
Investments in real estate held for sale, net of accumulated depreciation
    41,255       43,911  
 
Accumulated depreciation
    (3,164,511 )     (2,571,002 )
             
   
Investments in real estate, net of accumulated depreciation
    22,140,176       21,734,140  
 
Cash and cash equivalents
    107,126       69,398  
 
Tenant and other receivables (net of allowance for doubtful accounts of $6,908 and $6,490, respectively)
    75,775       79,880  
 
Deferred rent receivable
    478,184       379,329  
 
Escrow deposits and restricted cash
    48,784       75,186  
 
Investments in unconsolidated joint ventures
    1,117,143       1,127,232  
 
Deferred financing costs (net of accumulated amortization of $59,748 and $48,176, respectively)
    61,734       64,337  
 
Deferred leasing costs and other related intangibles (net of accumulated amortization of $193,348 and $157,445, respectively)
    450,625       314,568  
 
Prepaid expenses and other assets (net of discounts of $2,304 and $66,200, respectively)
    191,992       344,940  
             
   
Total Assets
  $ 24,671,539     $ 24,189,010  
             
Liabilities, Minority Interests, Mandatorily Redeemable Preferred Units and Partners’ Capital:
               
Liabilities:
               
 
Mortgage debt (net of (discounts) of $(13,683) and $(13,663), respectively)
  $ 2,609,067     $ 2,315,889  
 
Unsecured notes (net of (discounts) premiums of $(38,362) and $12,412, respectively)
    9,652,392       8,828,912  
 
Lines of credit
    548,000       334,000  
 
Accounts payable and accrued expenses
    556,851       573,069  
 
Distribution payable
    2,652       3,899  
 
Other liabilities (net of (discounts) of $(28,536) and $0, respectively)
    484,378       398,273  
 
Commitments and contingencies
           
             
     
Total Liabilities
    13,853,340       12,454,042  
             
 
Minority interests — partially owned properties
    182,041       183,863  
             
 
Mandatorily Redeemable Preferred Units:
               
   
5.25% Series B Convertible, Cumulative Redeemable Preferred Units, liquidation preference $50.00 per unit, 5,990,000 issued and outstanding
    299,500       299,500  
             
 
Partners’ Capital:
               
   
Preferred Units, 100,000,000 authorized:
               
     
8.625% Series C Cumulative Redeemable Preferred Units, liquidation preference $25.00 per unit, 0 and 4,562,900 issued and outstanding, respectively
          114,073  
     
7.75% Series G Cumulative Redeemable Preferred Units, liquidation preference $25.00 per unit, 8,500,000 issued and outstanding
    212,500       212,500  
   
Other Partners’ Capital:
               
     
General Partner Capital
    76,973       85,086  
     
Limited Partners’ Capital
    10,112,024       10,855,488  
     
Deferred compensation
    (1,916 )     (5,889 )
     
Accumulated other comprehensive loss (net of accumulated amortization of $5,133 and ($73), respectively)
    (62,923 )     (9,653 )
             
       
Total Partners’ Capital
    10,336,658       11,251,605  
             
       
Total Liabilities, Minority Interests, Mandatorily Redeemable Preferred Units and Partners’ Capital
  $ 24,671,539     $ 24,189,010  
             
See accompanying notes.

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EOP OPERATING LIMITED PARTNERSHIP
CONSOLIDATED STATEMENTS OF OPERATIONS
                                   
    For the years ended December 31,
     
    2004   2003   2002
             
    (Dollars in thousands, except per unit amounts)
Revenues:
                       
 
Rental
  $ 2,554,471     $ 2,490,291     $ 2,565,132  
 
Tenant reimbursements
    432,733       431,516       470,966  
 
Parking
    117,448       111,160       112,897  
 
Other
    76,973       88,323       128,666  
 
Fee income
    14,226       15,861       15,907  
                   
       
Total revenues
    3,195,851       3,137,151       3,293,568  
                   
Expenses:
                       
 
Depreciation
    701,216       637,441       598,744  
 
Amortization
    82,469       64,473       51,441  
 
Real estate taxes
    367,610       344,625       353,090  
 
Insurance
    37,938       27,877       38,014  
 
Repairs and maintenance
    350,059       332,140       336,439  
 
Property operating
    428,891       405,996       405,844  
 
Ground rent
    25,467       20,287       20,325  
 
Corporate general and administrative
    52,242       62,479       65,790  
 
Impairment
    228,272       7,500        
                   
       
Total expenses
    2,274,164       1,902,818       1,869,687  
                   
         
Operating income
    921,687       1,234,333       1,423,881  
                   
Other income (expense):
                       
 
Interest and dividend income
    8,302       12,580       22,148  
 
Realized gain on settlement of derivatives and sale of marketable securities
    28,976       9,286        
 
Interest:
                       
     
Expense incurred
    (835,385 )     (819,730 )     (809,033 )
     
Amortization of deferred financing costs and prepayment expenses
    (15,337 )     (6,976 )     (4,964 )
                   
       
Total other income (expense)
    (813,444 )     (804,840 )     (791,849 )
                   
Income before income taxes, allocation to minority interests, income from investments in unconsolidated joint ventures and gain on sales of real estate
    108,243       429,493       632,032  
Income taxes
    (2,012 )     (5,388 )     (9,101 )
Minority interests — partially owned properties
    (10,973 )     (8,080 )     (7,120 )
Income from investments in unconsolidated joint ventures
    50,304       79,882       106,852  
Gain on sales of real estate
    21,901       99,110        
                   
Income from continuing operations
    167,463       595,017       722,663  
Discontinued operations (including net gain on sales of real estate and property held for sale of $5,473, $61,953, and $17,926, respectively)
    15,288       134,197       136,757  
                   
Income before cumulative effect of a change in accounting principle
    182,751       729,214       859,420  
Cumulative effect of a change in accounting principle
    (33,697 )            
                   
Net income
    149,054       729,214       859,420  
Preferred distributions
    (39,093 )     (51,872 )     (62,573 )
                   
Net income available to unitholders
  $ 109,961     $ 677,342     $ 796,847  
                   
Earnings per unit — basic:
                       
   
Income from continuing operations per unit
  $ 0.29     $ 1.21     $ 1.41  
                   
   
Net income available to unitholders per unit
  $ 0.24     $ 1.50     $ 1.71  
                   
   
Weighted average Units outstanding
    448,919,302       450,594,465       467,134,774  
                   
Earnings per unit — diluted:
                       
   
Income from continuing operations per unit
  $ 0.28     $ 1.20     $ 1.41  
                   
   
Net income available to unitholders per unit
  $ 0.24     $ 1.50     $ 1.70  
                   
   
Weighted average Units outstanding and dilutive potential units
    450,997,247       452,561,353       469,138,720  
                   
Distributions declared per Unit outstanding
  $ 2.00     $ 2.00     $ 2.00  
                   
Allocation of net income available to unitholders:
                       
   
General Partner
  $ 1,101     $ 6,774     $ 7,963  
   
Limited Partners
    108,860       670,568       788,884  
                   
   
Net income available to unitholders
  $ 109,961     $ 677,342     $ 796,847  
                   
See accompanying notes.

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EOP OPERATING LIMITED PARTNERSHIP
CONSOLIDATED STATEMENTS OF CHANGES IN PARTNERS’ CAPITAL
                           
    For the years ended December 31,
     
    2004   2003   2002
             
    (Dollars in thousands)
Mandatorily Redeemable Preferred Units
  $ 299,500     $ 299,500     $ 299,500  
                   
Partners’ Capital:
                       
Balance, beginning of period
  $ 11,257,494     $ 12,047,987     $ 12,452,021  
 
Redemption of Units for cash
    (3,904 )     (6,427 )     (106,690 )
 
Issuance of Units for acquisitions
    50              
 
Issuance of Units through exercise of share options
    59,269       37,744       40,015  
 
Offering costs
    (84 )     (257 )     (7,042 )
 
Amortization of offering costs
    6,737              
 
Units issued for restricted units, trustee fees and for the dividend reinvestment plan, net of restricted units retired, net of cancellations
    2,185             11,872  
 
Compensation expense related to restricted units and stock options issued to employees by Equity Office
    13,992       7,500        
 
Common Shares and Units repurchased by EOP Partnership
    (37,774 )     (363,486 )     (196,882 )
 
Issuance of 7.75% Series G Cumulative Redeemable Preferred Units
                212,500  
 
Preferred units redeemed
    (114,073 )     (250,000 )     (199,850 )
 
Preferred distributions
    (39,093 )     (51,872 )     (62,573 )
 
Distributions declared to partners
    (902,009 )     (901,472 )     (936,705 )
                   
Balance, end of period
    10,242,790       10,519,717       11,206,666  
                   
Comprehensive Income:
                       
Net income
  $ 149,054     $ 729,214     $ 859,420  
Other comprehensive (loss) income:
                       
 
Unrealized holding (losses) gains on forward starting interest rate swaps
    (34,665 )     8,930       (18,611 )
 
Reversal of unrealized holding loss (gain) on settlement of forward starting interest rate swaps
    45,115       (768 )      
 
(Payments) proceeds from settlement of forward starting interest rate swaps
    (69,130 )     768        
 
Reclassification of ineffective portion of swap settlement payment to net income
    212              
 
Amortization of payments (proceeds) from settlement of forward starting interest rate swaps
    5,206       (73 )      
 
Unrealized holding gains from investments arising during the year
    23       848       396  
 
Reclassification adjustment for realized (gains) losses included in net income
    (31 )     (1,142 )     116  
                   
Net comprehensive income
    95,784       737,777       841,321  
                   
Balance, end of period
  $ 10,338,574     $ 11,257,494     $ 12,047,987  
                   
Deferred Compensation:
                       
Balance, beginning of period
  $ (5,889 )   $ (15,472 )   $ (19,822 )
 
Restricted units granted
                (17,060 )
 
Restricted units retired
                7,669  
 
Amortization of restricted units
    3,973       9,583       13,741  
                   
Balance, end of period
  $ (1,916 )   $ (5,889 )   $ (15,472 )
                   
See accompanying notes.

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EOP OPERATING LIMITED PARTNERSHIP
CONSOLIDATED STATEMENTS OF CASH FLOWS
                                 
    For the years ended December 31,
     
    2004   2003   2002
             
    (Dollars in thousands)
Operating Activities:
                       
 
Net income
  $ 149,054     $ 729,214     $ 859,420  
 
Adjustments to reconcile net income to net cash provided by operating activities:
                       
   
Expense (revenue) recognized related to acquired lease obligations, net
    2,114       (68 )      
   
Amortization of discounts included in interest and dividend income
    (337 )     (357 )     (856 )
   
Depreciation and amortization (including discontinued operations)
    808,481       737,102       695,892  
   
Ineffective portion of swap settlement payment included in interest expense
    212              
   
Amortization of (premiums) discounts on unsecured notes and settled interest rate protection agreements included in interest expense
    (3,638 )     (19,904 )     (7,183 )
   
Compensation expense related to restricted shares and stock options issued to employees by Equity Office
    17,965       17,094       14,961  
   
Income from investments in unconsolidated joint ventures
    (50,304 )     (79,882 )     (106,852 )
   
Net distributions from unconsolidated joint ventures
    66,829       87,268       129,753  
   
Net gain on sales of real estate (including discontinued operations)
    (27,374 )     (161,063 )     (17,926 )
   
(Gain) on sale of investment in Capital Trust preferred shares
    (2,302 )            
   
Impairment (including discontinued operations)
    229,170       7,500        
   
Cumulative effect of a change in accounting principle
    33,697              
   
Provision for doubtful accounts
    5,455       12,803       27,995  
   
Income allocated to minority interests (including discontinued operations)
    11,193       8,116       7,200  
   
Changes in assets and liabilities:
                       
     
Decrease (increase) in rents receivables
    7,289       (6,893 )     30,236  
     
(Increase) in deferred rent receivables
    (88,651 )     (72,240 )     (77,123 )
     
Decrease (increase) in prepaid expenses and other assets
    49,824       (8,409 )     (27,861 )
     
(Decrease) in accounts payable and accrued expenses
    (7,659 )     (17,487 )     (22,883 )
     
Increase (decrease) in other liabilities
    6,949       (13,223 )     15,929  
                   
       
Net cash provided by operating activities
    1,207,967       1,219,571       1,520,702  
                   
Investing Activities:
                       
 
Property acquisitions
    (472,053 )     (189,415 )     (53,067 )
 
Property dispositions
    414,256       1,345,554       377,150  
 
Capital and tenant improvements
    (453,227 )     (438,601 )     (328,930 )
 
Lease commissions and other costs
    (123,037 )     (138,979 )     (104,714 )
 
Sale of investment in Capital Trust preferred shares
    32,089             20,086  
 
Decrease in escrow deposits and restricted cash
    124,167       23,329       167,026  
 
(Investments in) distributions from unconsolidated joint ventures
    (220,833 )     24,854       (125,231 )
 
Investments in notes receivable
    (3,515 )            
 
Repayments of notes receivable
          1,299       5,997  
                   
       
Net cash (used for) provided by investing activities
    (702,153 )     628,041       (41,683 )
                   

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EOP OPERATING LIMITED PARTNERSHIP
CONSOLIDATED STATEMENTS OF CASH FLOWS — (continued)
                               
    For the years ended December 31,
     
    2004   2003   2002
             
    (Dollars in thousands)
Financing Activities:
                       
 
Proceeds from mortgage debt
                14,427  
 
Principal payments on mortgage debt
    (438,828 )     (233,809 )     (156,052 )
 
Proceeds from unsecured notes
    2,061,979       494,810       239,127  
 
Repayment of unsecured notes
    (1,205,000 )     (700,000 )     (310,000 )
 
Proceeds from lines of credit
    6,123,300       5,215,400       1,336,350  
 
Repayment of lines of credit
    (5,909,300 )     (5,087,100 )     (1,374,950 )
 
Payments of loan costs
    (2,920 )     (8,678 )     (4,296 )
 
Settlement of interest rate swap agreements
    (69,130 )     768       42,810  
 
Distributions to minority interests in partially owned properties
    (12,810 )     (10,062 )     (10,401 )
 
Payment of offering costs
    (84 )     (257 )     (187 )
 
Proceeds from exercise of stock options
    59,269       37,744       40,015  
 
Distributions to common shareholders and unitholders
    (902,865 )     (901,259 )     (935,083 )
 
Distributions from (contributions to) unconsolidated joint ventures related to financing transactions
    16,820       29,512       (2,897 )
 
Repurchase of Units through Equity Office’s common share repurchase program
    (37,774 )     (363,486 )     (196,882 )
 
Redemption of Units
    (3,904 )     (6,427 )     (106,690 )
 
Repurchase of preferred units
    (114,073 )     (250,000 )     (199,850 )
 
Issuance of preferred units
                205,645  
 
Payment of preferred distributions
    (32,766 )     (53,841 )     (62,755 )
                   
     
Net cash (used for) financing activities
    (468,086 )     (1,836,685 )     (1,481,669 )
                   
 
Net increase (decrease) in cash and cash equivalents
    37,728       10,927       (2,650 )
 
Cash and cash equivalents at the beginning of the period
    69,398       58,471       61,121  
                   
 
Cash and cash equivalents at the end of the period
  $ 107,126     $ 69,398     $ 58,471  
                   
Supplemental Information:
                       
 
Interest paid during the period, including a reduction of interest expense for capitalized interest of $4,648, $10,089, and $21,447, respectively
  $ 824,289     $ 849,337     $ 836,573  
                   
Non-Cash Investing and Financing Activities:
                       
 
Investing Activities:
                       
   
Escrow deposits used for property acquisitions
  $ 36,541     $     $ 70,030  
                   
   
Escrow deposits related to property dispositions
  $ (117,144 )   $ (69,330 )   $ (70,025 )
                   
   
Mortgage loan repayment as a result of a property disposition (including prepayment expense of $375 in the year ended December 31, 2004)
  $ (5,830 )   $ (16,279 )   $  
                   
   
Mortgage loan assumed upon acquisition of property
  $ 82,970     $     $  
                   
   
Mortgage loan assumed upon consolidation of property
  $     $ 59,166     $  
                   
   
Units issued in connection with property acquisition
  $ 50     $     $  
                   

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EOP OPERATING LIMITED PARTNERSHIP
CONSOLIDATED STATEMENTS OF CASH FLOWS — (continued)
                             
    For the years ended December 31,
     
    2004   2003   2002
             
    (Dollars in thousands)
 
Changes in accounts due to a like-kind exchange:
                       
   
Increase in investment in real estate due to property acquisition
  $ 130,203     $     $  
                   
   
Decrease in investment in real estate due to property disposition
  $ (130,865 )   $     $  
                   
   
Decrease in accumulated depreciation
  $ 9,137     $     $  
                   
   
Decrease in other assets and liabilities
  $ (1,770 )   $     $  
                   
 
Changes in accounts due to consolidation of existing interest in a property as a result of acquiring the remaining economic interest:
                       
   
Decrease in investment in unconsolidated joint ventures
  $ (157,659 )   $     $  
                   
   
Increase in investment in real estate
  $ 612,411     $     $  
                   
   
Increase in accumulated depreciation
  $ (44,440 )   $     $  
                   
   
Increase in mortgage debt
  $ (451,285 )   $     $  
                   
   
Increase in other assets and liabilities
  $ 40,973     $     $  
                   
 
Changes in accounts due to partial sale of real estate:
                       
   
Increase in investment in unconsolidated joint ventures
  $ 18,445     $ 155,710     $  
                   
   
Decrease in investment in real estate
  $ (21,726 )   $ (169,390 )   $  
                   
   
Decrease in accumulated depreciation
  $ 4,310     $ 19,336     $  
                   
   
Decrease in other assets and liabilities
  $ (1,030 )   $ (4,460 )   $  
                   
Financing Activities:
                       
 
Mortgage loan repayment as a result of a property disposition (including prepayment expense of $375 in the year ended December 31, 2004)
  $ 5,830     $ 16,279     $  
                   
 
Mortgage loan assumed upon consolidation of property
  $     $ (59,166 )   $  
                   
 
Issuance of unsecured notes at a discount of $10,048 in exchange for $250 million MandatOry Par Put Remarketed Securitiessm
  $     $  —     $ (254,631 )
                   
 
Exchange of $250 million MandatOry Par Put Remarketed Securitiessm, including an unamortized premium of $4,631, for $264,679 notes due 2012 issued in February 2002
  $     $  —     $ 254,631  
                   
See accompanying notes.

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS
NOTE 1 — BUSINESS OF EOP PARTNERSHIP
      EOP Operating Limited Partnership (“EOP Partnership”) is a Delaware limited partnership. Our general partner is Equity Office Properties Trust (“Equity Office”), a Maryland real estate investment trust (“REIT”). The use of the word “we”, “us”, or “our” refers to EOP Partnership, its subsidiaries and Equity Office, except where the context otherwise requires. Equity Office has elected to be taxed as a REIT for federal income tax purposes and generally will not be subject to federal income tax if it distributes 100% of its taxable income and complies with a number of organizational and operational requirements.
      We are a fully integrated, self-administered and self-managed real estate company principally engaged, through our subsidiaries, in owning, managing, leasing, acquiring and developing office properties. At December 31, 2004, we owned or had an interest in 698 office properties comprising approximately 125.7 million rentable square feet of office space in 18 states and the District of Columbia and were located in 27 markets and 126 submarkets. On a weighted average basis, the office properties were 87.7% occupied at December 31, 2004. Approximately 41.6% of the rentable square feet are located in central business districts and approximately 58.4% of the rentable square feet are located in suburban markets.
NOTE 2 — SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Basis of Presentation
      The consolidated financial statements represent our financial condition and results of operations and those of our subsidiaries. All intercompany transactions and balances have been eliminated in consolidation. Property holding entities and other subsidiaries of which we own 100% of the equity or receive all of the economics are consolidated. For those joint ventures of which we own less than 100% of the equity interest, we consolidate the property if we receive substantially all of the economics or have the direct or indirect ability to make major decisions. Major decisions are defined in the respective joint venture agreements and generally include participating and protective rights such as decisions regarding major leases, encumbering the entities with debt and whether to dispose of the entities. We also consolidate certain property holding entities and other subsidiaries in which we own less than a 100% equity interest when the entity is a variable interest entity and we are the primary beneficiary (as defined in FASB Interpretation 46(R) Consolidation of Variable Interest Entities, an Interpretation of ARB No. 51, as revised (“FIN 46(R)”)).
Investments in Real Estate
      Rental property and improvements, including interest and other costs capitalized during construction, are included in investments in real estate and are stated at cost. Expenditures for ordinary maintenance and repairs are expensed as they are incurred. Significant renovations and improvements, which improve or extend the useful life of the assets, are capitalized. Rental property and improvements, excluding land, are depreciated over their estimated useful lives using the straight-line method. The estimated useful lives by asset category are:
         
Asset Category   Estimated Useful Life
     
Building
    23-45 years  
Building improvements
    3-40 years  
Tenant improvements
    Term of lease  
Furniture and fixtures
    3-12 years  
      In accordance with Statement of Financial Accounting Standards No. 141 Business Combinations (“FAS 141”), we allocate the purchase price of real estate to land, building, tenant improvements and intangibles (such as the value of above, below and at-market leases, origination costs associated with the in-place leases, and the value of tenant relationships, if any). The values of the above and below market leases are recorded to “deferred leasing costs and other related intangibles” in the consolidated balance sheets and are amortized and recorded as either an increase (in the case of below market leases) or a decrease (in the

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 2 — SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES — (continued)
case of above market leases) to rental income over the remaining term of the associated lease. The value associated with in-place leases and tenant relationships is also recorded in “deferred leasing costs and other related intangibles” and amortized over the expected term, which includes an estimated probability of the lease renewal, and its estimated term. If a tenant vacates its space prior to the contractual termination of the lease or the estimated renewal term and no rental payments are being made on the lease, any unamortized balance of the related intangible will be written off. The tenant improvements and origination costs are amortized as an expense over the remaining term of the lease or charged against earnings if the lease is terminated prior to its contractual expiration date.
      In accordance with FAS 141 and its applicability to acquired in-place leases, we perform (or engage a third party to perform) the following procedures for properties we acquire:
  1)  estimate the value of the real estate “as if vacant” as of the acquisition date;
 
  2)  allocate that value among land, building improvements, building, and equipment and determine the associated asset life for each;
 
  3)  compute the value of the difference between the “as if vacant” value and the purchase price, which will represent the total intangible assets;
 
  4)  allocate the value of the above and below market leases to the intangible assets and determine the associated life of the above/below market leases;
 
  5)  calculate the value and associated life of tenant relationships, if any, by taking the direct identifiable benefits of the customer relationship and discounting them to present value;
 
  6)  estimate the fair value of the in-place tenant improvements, legal/marketing expense and leasing commissions and calculate the associated asset life;
 
  7)  estimate the fair value of assumed debt, if any; and
 
  8)  allocate the remaining intangible value to the in-place leases and their associated lives.
      We account for the impairment or disposal of long-lived assets in accordance with Statement of Financial Accounting Standards No. 144, Accounting for the Impairment or Disposal of Long Lived Assets (“FAS 144”). Rental properties are individually evaluated for impairment when conditions exist which may indicate that it is probable that the sum of expected future cash flows (on an undiscounted basis) over the anticipated holding period is less than its historical cost. Upon determination that a permanent impairment has occurred, rental properties are reduced to their fair value. If a property is considered held for sale, an impairment loss is recognized if the fair value of the property, less the estimated cost to sell, is less than the carrying amount of the property. Depreciation expense ceases once a property is considered held for sale.
      Developments in process are carried at cost, which includes land acquisition cost, architectural fees, general contractor fees, capitalized interest, internal costs related directly to the development and other costs related directly to the construction of the property. Depreciation is not recorded until the property is placed in service, which occurs after a certificate of occupancy is received.
      Land available for development is carried at cost and is not depreciated. Land available for development includes various vacant land parcels that may have some improvements such as utility service.
Investments in Unconsolidated Joint Ventures
      Investments in unconsolidated joint ventures are accounted for using the equity method of accounting because we do not have majority control over the activities of our partners but we do have the ability to exercise significant influence over the operating and financing policies of the joint ventures. Our net equity investment is reflected on our consolidated balance sheets and our consolidated statements of operations

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 2 — SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES — (continued)
include our share of net income or loss from the unconsolidated joint ventures. Any difference between the carrying amount of these investments and the historical cost of the underlying equity is primarily the result of a step-up in basis as a result of acquisitions. This increase in basis is depreciated as an adjustment to income from unconsolidated joint ventures, generally over 40 years.
Deferred Leasing Costs
      Deferred leasing costs consist primarily of commissions paid to third parties for new and renewal leases. Deferred leasing costs are amortized over the terms of the respective leases on a straight-line basis. We also record deferred leasing costs in accordance with FAS 141 when allocating the purchase price to acquired in-place leases (see Investments in Real Estate above).
Deferred Financing Costs
      Deferred financing costs consist primarily of fees paid to third parties for financing transactions. Deferred financing costs are amortized over the terms of the respective financings on a straight-line basis, which has approximated the effective-yield method.
Revenue Recognition
      We recognize income from rent, tenant reimbursements and lease termination fees and other income once all of the following criteria are met in accordance with SEC Staff Accounting Bulletin 104:
  •  the agreement has been fully executed and delivered;
 
  •  services have been rendered;
 
  •  the amount is fixed or determinable; and
 
  •  the collectibility of the amount is reasonably assured.
      We record rental income on a straight-line basis as earned during the lease term. Certain leases provide for tenant occupancy during periods for which no rent is due or where minimum rent payments change during the lease term. Accordingly, a receivable is recorded representing the difference between the straight-line rent and the rent that is contractually due from the tenant. These amounts are classified as deferred rent receivable on the consolidated balance sheets. When a property is acquired, the terms of existing leases are considered to commence as of the acquisition date for purposes of this calculation. Deferred rental revenue included in rental income for the years ended December 31, 2004, 2003 and 2002 totalled approximately $79.5 million, $71.9 million and $65.5 million from continuing operations, respectively. Deferred rental revenue is not recognized for income tax purposes.
      Tenant reimbursements represent amounts due from tenants for items such as common area maintenance, real estate taxes and other recoverable costs. Tenant reimbursement revenue is recognized as the related expenses are incurred.
      Lease termination income, which is included in other revenue, represents amounts received from tenants in connection with the early termination of their remaining lease obligation. If, upon termination of the lease, it is probable that the tenant will file for bankruptcy within 90 days, or if significant contingencies in the lease termination agreement exist or if the tenant has not yet vacated the building, we will defer recognizing the lease termination fee as revenue until such uncertainties have been eliminated.
Cash Equivalents
      Cash equivalents are considered to be highly liquid investments purchased with a maturity of three months or less at the date of purchase.

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 2 — SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES — (continued)
Allowance for Doubtful Accounts
      An allowance for doubtful accounts is maintained for estimated losses resulting from the inability of certain tenants to meet the contractual obligations under their lease agreements. Management actively reviews receivables from tenants and determines the probability of collection for receivables identified as potentially uncollectible. The amount of the allowance is recorded net of any security deposits or outstanding letters of credit held by us from the tenant.
Escrow Deposits and Restricted Cash
      Escrow deposits primarily consist of amounts held by mortgage lenders to provide for future real estate tax expenditures and tenant improvements, earnest money deposits on acquisitions and net proceeds from property sales that were executed as a tax-deferred disposition. Restricted cash represents amounts committed for various utility and security deposits.
Fair Value of Financial Instruments
      Our debt consists of notes that have fixed and variable interest rates. The fair market value of variable rate debt approximates book value because the interest rate is based on LIBOR plus a spread, which approximates a market interest rate. As of December 31, 2004 and 2003, the fair value of our fixed-rate debt was approximately $1.1 billion and $1.3 billion higher than the book value of approximately $10.9 billion and $11.1 billion, respectively, primarily due to the general decrease in market interest rates on secured and unsecured debt. In the determination of these fair values, we use internally developed models that are based on our estimates of current market conditions. The net present value of the difference between future contractual interest payments and future interest payments based on a current market rate represents the difference between the book value and the fair value. We determine the current market rate by adding an estimated credit spread to the quoted yields on federal government debt securities with similar maturity dates to our own debt. The credit spread estimates are based on our historical experience in obtaining either secured or unsecured financing and is also affected by current market conditions.
      In accordance with Statement of Financial Accounting Standards No. 133 Accounting for Derivative Instruments and Hedging Activities (“FAS 133”), the carrying values of interest rate swaps, as well as the underlying hedged liability, if applicable, are reflected at their fair value. We rely on quotations from a third party to determine these fair values.
      In addition, the carrying values of cash equivalents, restricted cash, escrow deposits, tenant and other rents receivable, prepaid expenses and other assets, accounts payable and accrued expenses and other liabilities approximate their fair value.
Derivatives and Hedging Activities
      We may periodically enter into certain interest rate protection and interest rate swap agreements to effectively convert fixed rate debt to a floating rate basis, to hedge anticipated future financings, or convert floating rate debt to a fixed rate basis. Amounts paid or received under these agreements are recognized as an adjustment to interest expense when such amounts are incurred or earned. For effective cash flow hedges, settlement amounts paid or received in connection with settled or unwound interest rate protection agreements and interest rate swap agreements are deferred and recorded to accumulated other comprehensive income and amortized as an adjustment to interest expense over the remaining term of the related financing transaction. For effective fair value hedges, changes in the fair value of the derivative will be offset against the corresponding change in fair value of the hedged asset, liability, or firm commitment through net income or recognized in other comprehensive income until the hedged item is recognized in net income. The ineffective

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 2 — SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES — (continued)
portion of a derivative’s change in fair value will be recognized in net income. All derivative instruments are recorded at fair value. Derivatives that are not hedges must be adjusted to fair value through net income.
Income Taxes
      We are generally not liable for federal taxes because our partners recognize their proportionate share of our income or loss on their tax returns. Our properties are primarily owned by limited partnerships or limited liability companies, which are substantially pass-through entities. Some of the pass-through entities have corporate general partners or members, which are subject to federal and state income and franchise taxes. Our property management business, which provides management services to properties owned by third parties and provides certain other services to many of our properties, is owned by a corporation and is subject to federal and state income and franchise taxes.
      Equity Office has elected to be taxed as a REIT under Sections 856 through 860 of the Internal Revenue Code of 1986, as amended (the “Code”). As a REIT, Equity Office generally will not be subject to federal income tax if it distributes 100% of its annual taxable income to its shareholders. REITs are subject to a number of organizational and operational requirements. If Equity Office fails to qualify as a REIT in any taxable year, it will be subject to federal income tax (including any applicable alternative minimum tax) on its taxable income at regular corporate tax rates. Even if Equity Office qualifies for taxation as a REIT, Equity Office may be subject to state and local income taxes and to federal income tax and excise tax on its undistributed income. In addition, taxable income from Equity Office’s taxable REIT subsidiaries is subject to federal, state and local income taxes. The aggregate cost of land and depreciable property, net of accumulated tax depreciation, for federal income tax purposes as of December 31, 2004 and 2003 was approximately $13.9 billion and $14.4 billion, respectively.
Minority Interests — Partially Owned Properties
      We consolidate certain properties that we control, but do not wholly own. The minority interest partners’ share of the equity of these consolidated properties is reflected in the consolidated balance sheets as “Minority Interests — Partially owned properties.” The net income from these properties attributable to the minority interest partners is reflected as “Minority Interests — Partially owned properties” in the consolidated statements of operations.
      In May 2003, the Financial Accounting Standards Board (“FASB”) issued Statement of Financial Accounting Standards No. 150 Accounting for Certain Financial Instruments with Characteristics of both Liabilities and Equity (“FAS 150”). FAS 150 establishes standards for classifying and measuring as liabilities certain financial instruments that embody obligations of the issuer and have characteristics of both liabilities and equity. FAS 150 is effective for all financial instruments created or modified after May 31, 2003, and otherwise is effective July 1, 2003. In November 2003, the FASB issued FSP No. FAS 150-3, which deferred for an indefinite period the classification and measurement provisions, but not the disclosure provisions, of FAS 150 as it relates to certain noncontrolling interests that are classified as equity in the financial statements of a subsidiary but would be classified as a liability in the parent’s financial statements under FAS 150 (e.g., minority interests in consolidated limited-life subsidiaries).
      We are presently the controlling partner in various consolidated entities having a minority interest book value of approximately $98.3 million at December 31, 2004. The organizational documents of these entities contain provisions that require the entities to be liquidated through the sale of their assets upon reaching the future date specified in each respective agreement. As controlling partner, we have an obligation to cause these property owning entities to distribute proceeds of liquidation to the minority interest partners in these partially owned properties only if the net proceeds received by the entities from the sale of its assets warrant a distribution based on the agreements. As of December 31, 2004, we estimate the value of minority interest distributions would have been approximately $160 million (“Settlement Value”) had the entities been

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 2 — SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES — (continued)
liquidated. This Settlement Value is based on the estimated third party consideration realizable by the entities upon a hypothetical disposition of the properties and is net of all other assets and liabilities and yield maintenance (or prepayment penalties) associated with the hypothetical repayment of any mortgages encumbering the properties, that would have been due. The amount of any potential distribution to minority interest holders in our partially owned properties is very difficult to predict due to many factors, including the inherent uncertainty of real estate sales. If the entities’ underlying assets are worth less than the underlying liabilities, we have no obligation to remit any consideration to the minority interest holders in partially owned properties.
Use of Estimates
      The preparation of the consolidated financial statements in conformity with accounting principles generally accepted in the United States (“GAAP”) requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting periods. Actual results could differ from those estimates.
Reclassifications
      Certain reclassifications have been made to the previously reported 2003 and 2002 statements in order to provide comparability with the 2004 statements reported herein. These reclassifications have not changed the 2003 or 2002 results of operations or combined partners’ capital and mandatorily redeemable preferred units.
Share Based Employee Compensation Plans
      Effective January 1, 2003, we adopted Statement of Financial Accounting Standards No. 123 Accounting for Stock Based Compensation (“FAS 123”), which requires a fair value based accounting method for determining compensation expense associated with the issuance of share options and other equity awards. In accordance with Statement of Financial Accounting Standards No. 148 Accounting for Stock-Based Compensation — Transition and Disclosure — an Amendment of FASB Statement No. 123 (“FAS 148”), we employed the prospective method for adopting FAS 123, which requires the recognition of compensation expense based on the fair value method for share options and other equity awards granted on or after January 1, 2003 and for certain modifications made subsequent to December 31, 2002 to share options and other equity awards that were outstanding as of December 31, 2002. Compensation expense is recognized ratably over the respective vesting period of the award. Prior to January 1, 2003, we accounted for the issuance of share options and other equity awards in accordance with Accounting Principles Board Opinion No. 25 Accounting for Stock Issued to Employees (“APB 25”).

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 2 — SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES — (continued)
      The following table illustrates the unaudited effect on net income available to unitholders and earnings per unit if the fair value based method had been applied to all outstanding and unvested share options for the last three years. Compensation expense related to restricted share awards is not presented in the table below because the expense amount is the same under APB 25 and FAS 123 and, therefore, is already reflected in net income.
                           
    For the years ended December 31,
     
    2004   2003   2002
             
    (Dollars in thousands,
    except per unit data)
Historical net income available to unitholders
  $ 109,961     $ 677,342     $ 796,847  
Add back compensation expense for share options included in historical net income available to unitholders
    5,150       2,907       1,265  
Deduct compensation expense for share options determined under fair value based method
    (9,493 )     (10,916 )     (12,117 )
                   
Pro forma net income available to unitholders
  $ 105,618     $ 669,333     $ 785,995  
                   
Earnings per unit — basic:
                       
 
Historical net income available to unitholders per unit
  $ 0.24     $ 1.50     $ 1.71  
 
Pro forma net income available to unitholders per unit
  $ 0.24     $ 1.49     $ 1.68  
Earnings per unit — diluted:
                       
 
Historical net income available to unitholders per unit
  $ 0.24     $ 1.50     $ 1.70  
 
Pro forma net income available to unitholders per unit
  $ 0.23     $ 1.48     $ 1.68  
      In December 2004, the FASB issued Statement of Financial Accounting Standards No. 123 (revised 2004), Share-Based Payment (“FAS 123(R)”), which replaces FAS 123. Generally, the approach in FAS 123(R) is similar to the approach described in FAS 123. However, FAS 123(R) requires all share-based payments to employees, including grants of employee share options, to be recognized in the income statement based on their fair values. Pro forma disclosure is no longer an alternative. FAS 123(R) must be adopted no later than July 1, 2005. Early adoption is permitted in periods in which financial statements have not yet been issued. We expect to adopt FAS 123(R) on July 1, 2005.
      The provisions of FAS 123(R) may be adopted using either a modified prospective method or a modified retrospective method. Adoption under a modified prospective method requires compensation expense to be recognized based on the requirements of FAS 123(R) for all share-based payments granted after its effective date and the requirements of FAS 123 for all awards granted to employees prior to its effective date that remain unvested on the effective date. Adoption under a modified retrospective method includes the requirements of the modified prospective method described above, but also permits restatement based on the amounts previously recognized under FAS 123 for purposes of pro forma disclosures either for (a) all periods presented or (b) prior interim periods of the year of adoption. We plan to adopt FAS 123(R) using the modified prospective method.
      Upon the required adoption of FAS 123(R), we expect to continue to use the Black-Scholes method to estimate the fair value of stock options granted to employees. Because FAS 123(R) must be applied not only to new awards but to previously granted awards that are not fully vested on the effective date, and because we adopted FAS 123 using the prospective transition method (which applied only to awards granted, modified or settled after the adoption date), compensation expense for some previously granted awards that were not recognized under FAS 123 will be recognized under FAS 123(R). This amount will have an immaterial effect on the financial statements. Had we adopted FAS 123(R) in prior periods, the impact of that standard would have approximated the impact of FAS 123 as described in the disclosure of pro forma net income and earnings per share above.

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 3 — VARIABLE INTEREST ENTITIES
      Under the provisions of FIN 46(R), which we adopted on January 1, 2004, we consolidated the assets, liabilities and results of operations of two properties, as follows:
SunAmerica Center
      We consolidated SunAmerica Center, an office property located in Century City, California, which is comprised of approximately 780,063 square feet. We own an approximate 67% share of a $202.2 million mezzanine-level debt position, for which we paid approximately $73.9 million in 1999. As a result of this ownership position, we determined we were the primary beneficiary of this variable interest entity. As of December 31, 2003, this investment was recorded as a note receivable and was included in other assets. The note matures in August 2014 and prior to then interest is payable based on available cash flow. Our maximum exposure to loss as a result of the investment is equivalent to the $73.9 million we invested in 1999 and an additional $2.5 million which we may be required to loan the entity in the event of a cash shortfall. Our payment recourse is limited to the mezzanine borrower’s equity in the property.
      As a result of the consolidation of SunAmerica Center, we recorded a cumulative effect of a change in accounting principle loss of approximately $33.7 million in 2004. The effect on our assets and liabilities as a result of the consolidation of SunAmerica Center as of January 1, 2004 was:
         
    (Dollars in thousands)
     
Investment in real estate
  $ 330,787  
Accumulated depreciation
  $ (31,219 )
Mortgage debt
  $ (203,225 )
Net other assets and liabilities, including a net discount of $31,476
  $ (130,040 )(a)
 
(a)  As of January 1, 2004, our joint venture partner’s share of the mezzanine-level debt of approximately $49.7 million is recorded in other liabilities, which is net of a discount of approximately $31.5 million. Interest expense on the approximate $66 million face amount of the joint venture partner’s debt is accrued at 7.25% per annum and the discount is amortized to interest expense through the maturity of the mezzanine-level loan in 2014. The remaining debt of approximately $15 million does not accrue interest.
Concar
      We consolidated Concar, an office property located in San Mateo, California, which comprises approximately 218,985 square feet. We own an approximate 79.96% economic interest in this property. As a result of this ownership position, we determined we were the primary beneficiary of this variable interest entity. This property was consolidated during the fourth quarter 2004 but made effective as of January 1, 2004, resulting in the revision of the first three quarters of 2004 (see Note 19 — Quarterly Data).
      The effect on our assets and liabilities as a result of the consolidation of Concar as of January 1, 2004 was:
         
    (Dollars in thousands)
     
Investment in real estate
  $ 53,154  
Accumulated depreciation
  $ (1,274 )
Investment in unconsolidated joint ventures
  $ (54,731 )
Minority Interests — partially owned properties
  $ (3,054 )
Net other assets and liabilities
  $ 5,905  

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 4 — INVESTMENTS IN REAL ESTATE
      The following major accounts comprise our real estate investments:
                     
    December 31,
     
    2004   2003
         
    (Dollars in thousands)
Land
  $ 2,968,993     $ 2,732,828  
Land available for development
    252,524       251,151  
Building
    20,191,223       19,437,414  
Building improvements
    549,357       690,710  
Tenant improvements
    1,176,280       968,267  
Furniture and fixtures
    84,563       105,629  
Developments in process
    40,492       75,232  
Investment in real estate held for sale, net of accumulated depreciation
    41,255       43,911  
             
 
Investments in real estate
    25,304,687       24,305,142  
 
Accumulated depreciation
    (3,164,511 )     (2,571,002 )
             
   
Net investments in real estate
  $ 22,140,176     $ 21,734,140  
             
      We have acquired the following properties, or partial interests therein, since January 1, 2002:
                       
            Number of       Purchase Price
            Buildings   Square Feet   (Dollars in
Property   Location   Acquisition Date   (Unaudited)   (Unaudited)   thousands)
                     
2004:
                   
Office Properties:
                   
 
1301 Avenue of the Americas(a)
  New York, NY   February/April       $151,132
 
American Center
  Tyson’s Corner, VA   May 25   2   328,741   60,500
 
500 Orange Tower(a)
  Orange, CA   May 25       50
 
Colorado Center(a)(b)
  Santa Monica, CA   July 30   6   1,091,090   221,785
 
717 Fifth Avenue(c)
  New York, NY   September 8   1   323,984   160,500
 
Olympus Corporate Centre
  Roseville, CA   September 22   4   191,494   37,923
 
Redstone Plaza(d)
  Newport Beach, CA   September 23   2   166,562   38,000
 
Commerce Plaza(d)
  Oakbrook, IL   September 23   3   510,757   99,000
 
5800 & 6000 Meadows
  Lake Oswego, OR   September 30   2   198,347   49,000
 
La Jolla Executive Tower
  La Jolla, CA   November 17   1   227,570   70,500
 
Westech 360
  Austin, TX   November 19   4   178,777   28,604
 
Shoreline Office Center
  Mill Valley, CA   December 14   2   97,910   19,175
 
Foundry Square II(a)
  San Francisco, CA   December 30       2,700
                     
            27   3,315,232   $938,869
                     
Vacant Land:
                   
 
Station Oaks Landing
  Walnut Creek, CA   January 14       $15
 
Dulles Station(a)(e)
  Herndon, VA   September 15       7,600
 
La Jolla Centre III & IV
  San Diego, CA   December 22       5,526
                     
                $13,141
                     

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 4 — INVESTMENTS IN REAL ESTATE — (continued)
                       
            Number of       Purchase Price
            Buildings   Square Feet   (Dollars in
Property   Location   Acquisition Date   (Unaudited)   (Unaudited)   thousands)
                     
2003:
                   
Office Properties:
                   
 
The John Hancock Complex(a)
  Boston, MA   May 21       $25,132
 
U.S. Bank Tower
  Denver, CO   August 12   1   485,902   80,200
 
Key Center(a)
  Bellevue, WA   September 10       15,600
 
225 West Santa Clara Street
  San Jose, CA   December 31   1   343,391   103,041
                     
            2   829,293   $223,973
                     
Vacant Land:
                   
 
Parkshore Plaza Phase V
  Folsom, CA   September 30       $3,423
                     
Other:
                   
 
Riverside Centre Land
  Portland, OR   August 15       $360
                     
2002:
                   
Office Properties:
                   
 
Griffin Towers(a)
  Santa Ana, CA   March 25       $50,800
 
Army and Navy Club Building
  Washington, D.C.   May 24   1   102,822   37,375
 
Liberty Place
  Washington, D.C.   September 13   1   157,550   54,948
                     
            2   260,372   $143,123
                     
Other:
                   
 
10880 Wilshire Boulevard Land
  Los Angeles, CA   November 20     —–   $28,009
                     
 
(a) See Joint Venture Activity below.
 
(b) We acquired a 50% interest in this office property and account for our investment under the equity method (see Note 8 — Investments in Unconsolidated Joint Ventures).
 
(c) This property consists of both office and retail space. We acquired all of the office space, except for the fourth floor. An unaffiliated party acquired all of the retail space and the fourth floor office space.
 
(d) These properties were acquired through a like-kind exchange transaction in which we disposed of certain industrial properties (see Note 5 — Sales of Real Estate).
 
(e) We acquired a 70% interest in this vacant land parcel (see Note 13 — Minority Interests in Partially Owned Properties).
      The allocations of the purchase prices and other costs related to the acquisition of tangible and intangible assets are based on management’s current best estimate, and are subject to adjustment within one year of the closing date of each respective acquisition. During 2004, we recorded approximately $85.3 million of intangible assets related to properties acquired, of which, approximately $71.0 million represented the value of in-place leases, approximately $8.8 million represented origination costs (such as leasing commissions and legal costs) associated with in-place leases, and approximately $5.6 million was attributed to the value of above and below market leases. Such amounts are included in “deferred leasing costs and other related intangibles” in the consolidated balance sheets (see Note 2 — Summary of Significant Accounting Policies). Our share of the intangible assets associated with properties acquired in 2004 that we account for under the equity method of accounting was approximately $20.1 million, of which, approximately $21.2 million represents the value of in-place leases, approximately $(3.7) million represents the value of below market leases, and approximately $2.6 million represents the value of origination costs associated with in-place leases.

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 4 — INVESTMENTS IN REAL ESTATE — (continued)
Joint Venture Activity
2004
      In December 2004, we acquired an additional 12.5% interest in Foundry Square II for approximately $2.7 million from an existing partner. The joint venture partner’s interest was previously accounted for in minority interests in partially owned properties and the book value was approximately $5.7 million when we acquired the interest. The $3.0 million difference between the purchase price and the book value was recorded as a reduction to our historical cost of the asset.
      In September 2004, we, together with a joint venture partner, acquired Dulles Station for approximately $10.9 million (our share of the purchase price was $7.6 million). The purchase price was paid with cash and a $2.7 million note that is payable on the date that construction commences on the land. We are a 70% partner in the joint venture and have control over major decisions. Accordingly, we consolidate this property. Our partner’s 30% share of the joint venture is included in Minority Interests — Partially owned properties on the consolidated balance sheets.
      In July 2004, we acquired a 50% interest in Colorado Center for approximately $221.8 million.
      In May 2004, we acquired the remaining interest in the 500 Orange office property by issuing 1,930 Units valued at approximately $50,000 to the existing partner.
      In February 2004, we acquired one of our partner’s 15.53% economic interest in the 1301 Avenue of the Americas office building for approximately $60.7 million and we assumed our partner’s share of the mortgage notes of approximately $83.0 million. Our economic interest in the joint venture is now 100%, and we control all major decisions. Accordingly, we have consolidated the property. This property was previously accounted for under the equity method. The consolidated mortgage debt encumbering this property upon consolidation was approximately $534.3 million. In addition, we acquired another joint venture partner’s interest for approximately $7.5 million in April 2004.
2003
      In September 2003, we acquired the remaining 20% equity interest in the Key Center office building from Wright Runstad Associates Limited Partnership (“WRALP”) and affiliates in exchange for our 30% equity interest in WRALP and a cash payment by us of approximately $7.9 million. In connection with the acquisition of Key Center, we assumed and subsequently repaid the mortgage debt secured by the property. As a result of the acquisition, the property is now consolidated.
      In May 2003, we acquired approximately 8.1% of the equity in the joint venture that owns The John Hancock Complex in Boston, Massachusetts for approximately $25.0 million. The investment in the joint venture is accounted for under the cost method of accounting because we own a noncontrolling interest in the property. Our investment is included in prepaid expenses and other assets on the consolidated balance sheets.
2002
      In 2002, we acquired the remaining interest in the Griffin Towers office property in exchange for our assumption of the partner’s share of the joint venture debt of approximately $50.8 million. We had previously accounted for our investment in Griffin Towers under the equity method and now consolidate the property.
      In 2000, we formed a joint venture with an entity controlled by William Wilson III (“Wilson Investors”), one of our trustees at the time, to develop, construct, lease and manage Foundry Square I. In 2002, the tenant that was to occupy the entire building upon its completion terminated its lease for $85 million. Wilson Investors’ share of the lease termination income and consideration for its joint venture interest was approximately $26 million from which Wilson Investors repaid the $12 million outstanding balance under our

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 4 — INVESTMENTS IN REAL ESTATE — (continued)
$25 million loan commitment previously to Wilson Investors and accrued interest of approximately $2 million. Our share of the lease termination income was approximately $40 million and was recorded as income from investment in unconsolidated joint ventures in 2002. In connection with this transaction, we acquired Wilson Investors’ interest in Foundry Square I.
      In December 2002, we completed a transaction with Wilson/ Equity Office, LLC (“W/ EO”) and Wilson Investors pursuant to which we acquired W/ EO’s interests in various projects known as Foundry Square II, Foundry Square III (a land parcel that was under option), the Ferry Building, San Rafael Corporate Center I and San Rafael Corporate Center II (a land parcel). Wilson Investors acquired W/ EO’s interest in a project known as Larkspur (a land parcel under option) and Wilson Investors acquired the operating business and all assets of W/ EO other than its ownership interests in the development projects known as Foundry Square IV and Concar. W/ EO’s and our interests in Foundry Square IV and Concar remained unchanged as a result of this transaction. Joint ventures with other unaffiliated parties on the projects in which we acquired W/ EO’s interest also remain unchanged as a result of this transaction. This transaction was accounted for as a nonmonetary exchange since the assets included in the exchange were similar and the cash consideration exchanged was minimal. No gain or loss was recognized in connection with the transaction. Our investment in Larkspur and the EOP-Wilson Investors joint venture’s operating business was recorded as additional basis in the assets received since it represented the fair value of Wilson Investors’ equity in the assets received.
NOTE 5 — SALES OF REAL ESTATE
2004
      During 2004, we disposed of five office properties comprising approximately 0.6 million square feet, 71 industrial properties comprising approximately 5.1 million square feet (a), and one vacant land parcel to various unaffiliated parties for approximately $504.4 million. The net income, including the gain on the sale of these properties of approximately $7.4 million, is included in discontinued operations. We also sold partial interests in two office properties comprising approximately 1.5 million square feet for approximately $172.2 million and recognized a gain of approximately $20.1 million. In addition, we sold our 3% interest in an office property for approximately $7.7 million and recognized a gain of approximately $0.2 million. We recorded an additional $1.8 million of net gains during 2004 related to adjustments made to properties sold in 2003.
        (a) Of the 71 industrial properties disposed of during 2004, 29 were sold in a single transaction to an unrelated party for approximately $73.3 million in cash (before closing costs) and two office properties valued at approximately $137.0 million for total consideration of approximately $210.3 million (35% monetary/ 65% nonmonetary). The net book value of the 29 industrial properties sold was approximately $198.0 million. This transaction was accounted for as a like-kind exchange transaction which also included cash. Because the transaction included a monetary and nonmonetary component, we recognized a gain on sale of approximately $3.6 million on the monetary portion of the transaction. The nonmonetary portion of this transaction yielded no gain or loss. The remaining book value of the industrial properties, or approximately $130.0 million, represents the book value of the two office properties acquired in the transaction. The two office properties acquired are Commerce Plaza and Redstone Plaza, as further described in Note 4 — Investments in Real Estate.
2003
      During 2003, we disposed of 53 office properties comprising approximately 5.2 million square feet and 32 residential units, two industrial properties comprising approximately 0.2 million square feet and four vacant land parcels to various unaffiliated parties for approximately $933.1 million. The net income, including the gain on the sale of these properties of approximately $62.0 million, is included in discontinued operations. We

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 5 — SALES OF REAL ESTATE — (continued)
also sold partial interests in 13 office properties comprising approximately 3.3 million square feet for approximately $596.5 million and recognized a gain of approximately $99.1 million.
2002
      During 2002, we disposed of 45 office properties comprising approximately 3.1 million square feet, four parking facilities, two industrial properties comprising approximately 0.1 million square feet and three land parcels to various unaffiliated parties for approximately $508.3 million. The net income, including the gain on the sale of these properties of approximately $17.9 million, is included in discontinued operations.
Property Held for Sale
      Northland Plaza, an office property comprising approximately 0.3 million square feet and located in Bloomington, Minnesota, was held for sale as of December 31, 2004 pursuant to FAS 144. We recognized an impairment loss of approximately $2.1 million to write-down the carrying value of the property to its fair value less costs to sell (determined based on the sales price and estimated transaction costs). The property’s net income and the impairment loss is included in discontinued operations. This office property was sold in January 2005 (see Note 24 — Subsequent Events).
      The net income for properties sold and properties held for sale is reflected in the consolidated statements of operations as Discontinued Operations for the periods presented. The properties that were partially sold are not reflected as discontinued operations in accordance with FAS 144. Below is a summary of the results of operations for properties classified as Discontinued Operations:
                               
    For the years ended December 31,
     
    2004   2003   2002
             
    (Dollars in thousands)
Property operating revenues
  $ 32,969     $ 142,310     $ 230,623  
Expenses:
                       
 
Depreciation and amortization
    9,459       28,437       40,819  
 
Property operating
    11,902       41,169       69,574  
 
Ground rent
          18       164  
 
Impairment
    898              
                   
   
Total expenses
    22,259       69,624       110,557  
                   
     
Operating income
    10,710       72,686       120,066  
                   
Other income (expense):
                       
 
Interest and dividend income
    2       161       233  
 
Interest expense and amortization of deferred financing costs and prepayment expenses
    (672 )     (649 )     (994 )
                   
   
Total other income (expense)
    (670 )     (488 )     (761 )
                   
Income before income taxes and net gain on sales of real estate and property held for sale
    10,040       72,198       119,305  
Income taxes
    (5 )     82       (394 )
Income of partially owned properties allocated to minority interest partners
    (220 )     (36 )     (80 )
Net gain on sales of real estate and property held for sale
    5,473       61,953       17,926  
                   
Net income
  $ 15,288     $ 134,197     $ 136,757  
                   
Property net operating income from discontinued operations
  $ 21,067     $ 101,141     $ 161,049  
                   

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 6 — REALIZED GAIN ON SETTLEMENT OF DERIVATIVES AND SALE OF MARKETABLE SECURITIES
2004
      In May 2004, we settled $500 million of notional amount forward-starting interest rate swaps and recognized a gain of approximately $24.0 million (see Note 12 — Derivative Financial Instruments).
      In July 2004, we disposed of our remaining investment in common shares issued upon conversion of junior subordinated debentures of Capital Trust in a related party transaction and recognized a gain of approximately $2.3 million (see Note 20 — Related Party Transactions).
      We also recognized a gain of approximately $2.7 million from the sale of other securities during 2004.
2003
      We recognized a gain of approximately $8.1 million from the sale of common stock received in connection with a lease termination and an additional $1.2 million due to the sale of other securities.
NOTE 7 — IMPAIRMENT
      During 2004, after an in-depth review of our portfolio on an asset-by-asset basis, we reduced our intended holding period for 96 non-core assets comprising approximately 17.7 million square feet. We currently intend to sell these assets over the next five years, as market conditions warrant. Based on our analysis of the future cash flows of each asset over the next five years, we determined that 46 of the assets comprising approximately 2.8 million square feet were permanently impaired. The difference between the fair value (calculated either by discounting estimated future cash flows and sales proceeds or utilizing market comparables) and the net book value was approximately $229.2 million which is reflected as a non-cash impairment charge ($0.9 million of which is included in discontinued operations). The impaired assets and their respective impairment charges are reported under our one segment, the office properties segment, for segment reporting purposes. We subsequently sold one of the impaired assets in December 2004.
      During 2003, we determined that one office property was permanently impaired based on our analysis of the future cash flows. As a result, we recognized a non-cash impairment charge of $7.5 million, which reduced the book value of the property to its fair value of $3.8 million. Fair value was determined as the present value of estimated future cash flows including residual proceeds. This asset and its related impairment charge is reported under our one segment, the office properties segment, for segment reporting purposes.
NOTE 8 — INVESTMENTS IN UNCONSOLIDATED JOINT VENTURES
      The entities listed below are owned in joint ventures with unaffiliated parties and are accounted for under the equity method.
                         
        Total Rentable   Ownership
        Square Feet   Interest(a) as of
Office Property   Location   (Unaudited)   December 31, 2004
             
One Post Office Square
    Boston, MA       765,296       50 %
75-101 Federal Street
    Boston, MA       813,195       51.61 %
Rowes Wharf
    Boston, MA       344,645       44 %
10 & 30 South Wacker
    Chicago, IL       2,003,288       75 %
Bank One Center
    Indianapolis, IN       1,057,877       25 %
Pasadena Towers
    Los Angeles, CA       439,366       25 %
Promenade II
    Atlanta, GA       774,344       50 %
SunTrust Center
    Orlando, FL       640,741       25 %
Preston Commons
    Dallas, TX       418,604       50 %
Sterling Plaza
    Dallas, TX       302,747       50 %

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 8 — INVESTMENTS IN UNCONSOLIDATED JOINT VENTURES — (continued)
                         
        Total Rentable   Ownership
        Square Feet   Interest(a) as of
Office Property   Location   (Unaudited)   December 31, 2004
             
Bank of America Tower
    Seattle, WA       1,545,008       50.1 %
One Post
    San Francisco, CA       421,121       50 %
161 North Clark(b)
    Chicago, IL       1,010,520       25 %
Prominence in Buckhead(b)
    Atlanta, GA       424,309       25 %
World Trade Center East(b)
    Seattle, WA       186,912       25 %
Treat Towers(b)
    Walnut Creek,  CA       367,313       25 %
Parkshore Plaza I(b)
    Folsom, CA       114,356       25 %
Parkshore Plaza II(b)
    Folsom, CA       155,497       25 %
Bridge Pointe Corporate Center I & II(b)
    San Diego, CA       372,653       25 %
1111 19th Street(b)
    Washington, DC       252,014       20 %
1620 L Street(b)
    Washington, DC       156,272       20 %
1333 H Street(b)
    Washington, DC       244,585       20 %
Colorado Center(c)
    Santa Monica, CA       1,090,766       50 %
1601 Market Street(d)
    Philadelphia, PA       681,289       11 %
1700 Market Street(d)
    Philadelphia, PA       841,172       11 %
                   
      Total       15,423,890          
                   
 
(a) Represents our ownership interest for the periods presented. Net income, cash flow from operations and capital transactions are allocated to us and our joint venture partners in accordance with the respective partnership agreements.
 
(b) In December 2003, we sold partial interests in these office properties (see Note 5 — Sales of Real Estate) and account for our remaining interest under the equity method of accounting.
 
(c) In July 2004, we acquired a 50% interest in Colorado Center for approximately $221.8 million.
 
(d) In November 2004, we sold partial interests in these office properties (see Note 5 — Sales of Real Estate). We account for our remaining investment in these properties under the equity method of accounting because we can exercise veto rights over certain significant policies.
Rowes Wharf
      In 2002, in connection with the restructuring of the partnership we contributed approximately $30.9 million to the joint venture, which increased our economic ownership of Rowes Wharf to 44% from 39%.
Foundry Square IV
      In 2000, we formed a joint venture with Wilson Investors to develop, construct, lease and manage Foundry Square IV, a 225,490 square foot office building located in San Francisco, California. Through the sale of the office building in July 2003, we disposed of our 40% indirect interest. Our share of the gain on the sale of the property was approximately $7.1 million and is included in income from investments in unconsolidated joint ventures. Our share of the gross proceeds from the sale was approximately $56.6 million, which includes the repayment of a $44.5 million construction loan. Wilson Investors’ share of the proceeds was approximately $17.1 million.

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 8 — INVESTMENTS IN UNCONSOLIDATED JOINT VENTURES — (continued)
      Combined summarized financial information for our unconsolidated joint ventures is as follows:
                     
    December 31,
     
    2004   2003
         
    (Dollars in thousands)
Balance Sheets:
               
 
Assets:
               
 
Real estate, net of accumulated depreciation
  $ 3,068,975     $ 3,258,009  
 
Other assets
    343,075       339,835  
             
   
Total Assets
  $ 3,412,050     $ 3,597,844  
             
 
Liabilities and Partners’ and Shareholders’ Equity:
               
 
Mortgage debt(a)
  $ 931,976     $ 1,308,782  
 
Other liabilities
    138,010       140,259  
 
Partners’ and shareholders’ equity
    2,342,064       2,148,803  
             
   
Total Liabilities and Partners’ and Shareholders’ Equity
  $ 3,412,050     $ 3,597,844  
             
Our share of historical partners’ and shareholders’ equity
  $ 1,032,664     $ 1,040,373  
Net excess of cost of investments over the net book value of underlying net assets (net of accumulated depreciation of $22,797 and $24,456, respectively)
    84,479       86,859  
             
Carrying value of investments in unconsolidated joint ventures
  $ 1,117,143     $ 1,127,232  
             
Our share of unconsolidated non-recourse mortgage debt
  $ 361,032 (a)   $ 797,268  
             
(a)  Our share of the scheduled principal payments on non-recourse mortgage debt through maturity as of December 31, 2004 is as follows:
           
Year   Dollars in thousands
     
2005
  $ 31,770  
2006
    52,283  
2007
    4,069  
2008
    18,691  
2009
    11,721  
Thereafter
    242,498  
       
 
Total
  $ 361,032  
       

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 8 — INVESTMENTS IN UNCONSOLIDATED JOINT VENTURES — (continued)
                               
    For the years ended December 31,
     
    2004   2003   2002
             
    (Dollars in thousands)
Statements of Operations:
                       
 
Revenues
  $ 485,770     $ 472,124     $ 561,482  
                   
 
Expenses:
                       
   
Interest expense and loan cost amortization
    45,026       75,289       81,052  
   
Depreciation and amortization
    121,722       92,196       79,624  
   
Operating expenses
    204,567       180,087       196,936  
                   
     
Total expenses
    371,315       347,572       357,612  
                   
 
Net income before gain on sale of real estate
    114,455       124,552       203,870  
 
Gain on sale of real estate
          43,255       3,703  
                   
 
Net income
  $ 114,455     $ 167,807     $ 207,573  
                   
Our share of:
                       
 
Net income
  $ 50,304     $ 79,882     $ 106,852  
                   
 
Interest expense and loan cost amortization
  $ 21,319     $ 50,059     $ 53,248  
                   
 
Depreciation and amortization (real estate related)
  $ 46,621     $ 53,208     $ 48,865  
                   
 
Gain on sale of real estate
  $     $ 7,063     $ 429  
                   
NOTE 9 — MORTGAGE DEBT
      Payments on mortgage debt are generally due in monthly installments of principal and interest or interest only. The historical cost, net of accumulated depreciation, of encumbered properties at December 31, 2004 and 2003 was approximately $5.0 billion and $4.9 billion, respectively.
      During the last two years the following transactions occurred:
                   
    For the years ended
    December 31,
     
    2004   2003
         
    (Dollars in thousands)
Balance at beginning of year
  $ 2,329,552     $ 2,520,474  
 
Repayments and scheduled principal amortization(a)
    (438,828 )     (233,809 )
 
Assumed through property acquisitions (see Note 4 — Investments in Real Estate)
    534,256       59,166  
 
Assumed through consolidation of property (see Note 3 — Variable Interest Entities)
    203,225        
 
Repaid upon sale of property
    (5,455 )     (16,279 )
             
Balance at end of year(b)
  $ 2,622,750     $ 2,329,552  
             
 
(a) During 2004, we repaid mortgage debt and unencumbered the following properties: 580 California, BP Tower, 110 Atrium Place, Fremont Bayside, Industrial Drive Warehouse, John Marshall, and Worldwide Plaza. During 2003, we repaid mortgage debt and unencumbered the following properties:

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 9 — MORTGAGE DEBT — (continued)
Canterbury Green, Three Stamford Plaza, Four Stamford Plaza, LL&E Tower, Texaco Center, and Key Center.
 
(b) Excludes net discounts on mortgage debt of approximately $13.7 million as of December 31, 2004 and 2003.
      The table below summarizes our mortgage debt outstanding at December 31, 2004 and 2003:
                     
    December 31,
     
    2004   2003
         
    (Dollars in thousands)
Balance
               
 
Fixed interest rate mortgage debt
  $ 2,516,554     $ 2,293,552  
 
Variable interest rate mortgage debt
    106,196       36,000  
             
   
Subtotal
    2,622,750       2,329,552  
 
Net discount on mortgage debt
    (13,683 )     (13,663 )
             
   
Total mortgage debt
  $ 2,609,067     $ 2,315,889  
             
Weighted average effective interest rate at end of period
               
 
Fixed interest rate mortgage debt(a)
    7.80 %     7.72 %
 
Variable interest rate mortgage debt
    5.53 %     1.72 %
             
   
Effective interest rate
    7.71 %     7.63 %
             
 
(a)  As of December 31, 2004 and 2003, the effective interest rates on the fixed interest rate mortgage debt ranged from 5.81% to 8.51% and 5.81% to 8.63%, respectively.
Repayment Schedule
      As of December 31, 2004, scheduled principal payments through maturity are as follows:
           
Year   Dollars in thousands
     
2005
  $ 1,099,649  
2006
    286,130  
2007
    239,745  
2008
    134,964  
2009
    563,308  
Thereafter
    298,954  
       
 
Total
  $ 2,622,750  
       

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 10 — UNSECURED NOTES
      During the last two years the following transactions occurred:
2004
Unsecured Notes — Issued:
                                             
Original Term   Month of Issuance   Amount   Coupon Rate   Effective Rate(c)   Year of Maturity
                     
        (Dollars in thousands)            
10 Years
    March     $ 1,000,000       4.75%       4.25%       2014  
10 Years
    May       45,000       3.16% (b)     3.26%       2014  
6 Years
    October       800,000       4.65%       4.81%       2010  
6 Years
    October       200,000       2.64% (b)     2.77%       2010  
2 Years to 6.5 Years
    Various       34,254 (a)     3.30% - 5.25%       3.61% - 5.46%       2006 - 2011  
                               
 
Total
            2,079,254                          
 
Less Issuance Costs
            (17,275 )                        
                               
   
Net Proceeds
          $ 2,061,979                          
                               
Unsecured Notes — Repaid:
                           
Month Repaid   Amount   Coupon Rate   Effective Rate(c)
             
    (Dollars in thousands)        
January
  $ 300,000       6.50 %     4.59 %
January
    100,000       6.90 %     6.27 %
May
    200,000       6.80 %     6.10 %
June
    250,000       6.50 %     5.31 %
September
    30,000       7.24 %     7.26 %
November
    325,000 (d)     7.25 %     7.64 %
                   
 
Total
  $ 1,205,000                  
                   
2003
Unsecured Notes — Issued:
                                             
Original Term   Month of Issuance   Amount   Coupon Rate   Effective Rate(c)   Year of Maturity
                     
        (Dollars in thousands)            
10 Years
    January     $ 500,000       5.88 %     5.98 %     2013  
 
Less Issuance Costs
            (5,190 )                        
                               
   
Net Proceeds
          $ 494,810                          
                               
Unsecured Notes — Repaid:
                           
Month Repaid   Amount   Coupon Rate   Effective Rate(c)
             
    (Dollars in thousands)        
February
  $ 300,000       6.38 %     6.76 %
November
    400,000       7.38 %     7.55 %
                   
 
Total
  $ 700,000                  
                   

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 10 — UNSECURED NOTES — (continued)
      The table below summarizes the unsecured notes outstanding as of December 31, 2004:
                                   
    Coupon   Effective   Principal   Maturity
Original Term   Rate   Rate(c)   Balance   Date
                 
    (Dollars in thousands)
Unsecured Fixed Rate Notes:
                               
8 Years
    6.88 %     6.40 %   $ 125,000       02/01/05  
7 Years
    6.63 %     4.99 %     400,000       02/15/05  
7 Years
    8.00 %     6.49 %     100,000       07/19/05  
8 Years
    7.36 %     7.69 %     50,000       09/01/05  
6 Years
    8.38 %     7.65 %     500,000       03/15/06  
9 Years
    7.44 %     7.74 %     50,000       09/01/06  
10 Years
    7.13 %     6.74 %     100,000       12/01/06  
9 Years
    7.00 %     6.80 %     1,500       02/02/07  
9 Years
    6.88 %     6.83 %     25,000       04/30/07  
9 Years
    6.76 %     6.76 %     300,000       06/15/07  
10 Years
    7.41 %     7.70 %     50,000       09/01/07  
7 Years
    7.75 %     7.91 %     600,000       11/15/07  
10 Years
    6.75 %     6.97 %     150,000       01/15/08  
10 Years
    6.75 %     7.01 %     300,000       02/15/08  
10 Years
    6.80 %     6.94 %     500,000       01/15/09  
10 Years
    7.25 %     7.14 %     200,000       05/01/09  
11 Years
    7.13 %     6.97 %     150,000       07/01/09  
10 Years
    8.10 %     8.22 %     360,000       08/01/10  
6 Years
    4.65 %     4.81 %     800,000       10/01/10  
10 Years
    7.65 %     7.20 %     200,000       12/15/10  
10 Years
    7.00 %     6.83 %     1,100,000       07/15/11  
10 Years
    6.75 %     7.02 %     500,000       02/15/12  
10 Years
    5.88 %     5.98 %     500,000       01/15/13  
20 Years
    7.88 %     8.08 %     25,000       12/01/16  
20 Years
    7.35 %     8.08 %     200,000       12/01/17  
20 Years
    7.25 %     7.54 %     250,000       02/15/18  
30 Years
    7.50 %     8.24 %     150,000       10/01/27  
30 Years
    7.25 %     7.31 %     225,000       06/15/28  
30 Years
    7.50 %     7.55 %     200,000       04/19/29  
30 Years
    7.88 %     7.94 %     300,000       07/15/31  
EOP InterNotes(e)
    4.31 %     4.55 %     34,254     11/15/06-
01/15/11
                         
 
Weighted Average/Total Unsecured Fixed Rate Notes
    6.94 %     6.87 %     8,445,754          
                         

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 10 — UNSECURED NOTES — (continued)
                                     
    Coupon   Effective   Principal   Maturity
Original Term   Rate   Rate(c)   Balance   Date
                 
    (Dollars in thousands)
Unsecured Variable Rate Notes:
                               
6 Years
    2.64 %     2.77 %     200,000       10/01/10  
10 Years(f)
    4.75 %     4.25 %     1,000,000       03/15/14  
10 Years
    3.16 %     3.26 %     45,000       05/27/14  
                         
 
Weighted Average/ Total Unsecured Variable Rate Notes
    4.35 %     3.98 %     1,245,000          
                         
 
Weighted Average/ Subtotal Unsecured Notes
    6.60 %     6.50 %     9,690,754          
                         
Net (discount) on Unsecured Fixed Rate Notes
                    (6,738 )        
Net (discount) on Unsecured Variable Rate Notes
                    (31,624 )        
                         
   
Total
                  $ 9,652,392          
                         
 
(a)  In June 2004, we launched a new program allowing for the issuance of up to $500 million of unsecured medium-term notes for sale to retail investors through licensed brokers (“EOP InterNotes”).
(b) The $45 million notes have a variable interest rate of LIBOR plus 77.5 basis points plus an additional 10 basis points of loan costs. The $200 million notes have a variable interest rate of LIBOR plus 60 basis points plus an additional 13 basis points of loan costs.
 
(c) Includes the effect of settled and outstanding interest rate protection and interest rate swap agreements, offering and transaction costs and premiums and discounts on certain unsecured notes.
 
(d) In November 2004, we redeemed our 7.25% Senior Exchangeable Notes due November 15, 2008. The total paid on the redemption date was the principal amount of $325 million plus accrued interest. In conjunction with the redemption, we expensed approximately $5.3 million of unamortized loan costs which are included in amortization of deferred financing costs and prepayment expenses on the consolidated statements of operations.
 
(e) The rates shown are weighted average rates.
 
(f) In March 2004, we entered into several interest rate swap agreements that effectively converted these notes to a variable interest rate based on the 6-month LIBOR rate (see Note 12 — Derivative Financial Instruments).
Restrictions and Covenants under Unsecured Indebtedness
      Agreements or instruments relating to our unsecured notes contain certain financial restrictions and requirements described below. As of December 31, 2004, we believe we were in compliance with each of these financial restrictions and requirements. If we fail to comply with any of these restrictions and requirements, then the indebtedness could become due and payable before its stated due date.

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 10 — UNSECURED NOTES — (continued)
      Set forth below are the financial restrictions and requirements to which we are subject under our unsecured note indentures and our performance under each covenant as of December 31, 2004:
         
Covenants (in each case as defined in the respective indenture)   Actual Performance
     
Debt to Adjusted Total Assets may not be greater than 60%
    49 %
Secured Debt to Adjusted Total Assets may not be greater than 40%
    11 %
Consolidated Income Available for Debt Service to Annual Debt Service charge may not be less than 1.50:1
    2.4  
Total Unencumbered Assets to Unsecured Debt may not be less than 150%(a)
    204 %
 
(a) The unsecured notes we assumed in the merger with Spieker Partnership, of which approximately $1.4 billion are outstanding at December 31, 2004, are subject to a minimum ratio of 165%.
NOTE 11 — LINES OF CREDIT
Line of Credit
      We have a $1.0 billion revolving line of credit that bears interest at LIBOR plus 60 basis points and matures in May 2006. The line of credit was obtained in 2003 upon the expiration of our previous line of credit. An annual facility fee of $2.0 million is payable quarterly. In addition, a competitive bid option, whereby the lenders participating in the credit facility may bid on the interest to be charged which may result in an interest rate lower than LIBOR plus 60 basis points, is available for up to $350 million of the borrowings under the credit facility. As of December 31, 2004 and 2003, $548 million and $334 million was outstanding, respectively.
Bridge Facilities
      In December 2003, we obtained a $1.0 billion 364-day credit facility which bore interest at LIBOR plus 65 basis points and had an annual facility fee of $1.5 million payable quarterly. The 364-day credit facility was terminated in March 2004.
      In July 2004, we obtained a $500 million 364-day credit facility which bore interest at LIBOR plus 65 basis points and had an annual facility fee of $750,000 payable quarterly. The bridge facility was terminated in October 2004.
Financial Covenants
      Agreements or instruments relating to our line of credit contain certain financial restrictions and requirements described below. As of December 31, 2004, we believe we were in compliance with each of these financial restrictions and requirements. If we fail to comply with any of these restrictions and requirements, then the indebtedness could become due and payable before its stated date.
  •  total liabilities to total asset value may not exceed 0.60:1 at any time;
 
  •  earnings before interest, taxes, depreciation and amortization to interest expense may not be less than 2.00:1;
 
  •  cash flow to fixed charges may not be less than 1.5:1;
 
  •  secured debt to total asset value may not exceed 0.40:1;
 
  •  unsecured debt to unencumbered asset value may not exceed 0.60:1;
 
  •  unencumbered net operating income to unsecured debt service may not be less than 2.0:1;

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 11 — LINES OF CREDIT — (continued)
  •  consolidated tangible net worth may not be less than the sum of $10.7 billion and 70% of all net offering proceeds received by us or Equity Office after December 31, 2002;
 
  •  we may not pay any distributions to common and preferred shareholders and unitholders in excess of 95% of annual Funds From Operations (as defined in Item 7); and
 
  •  our investments in unimproved assets, interest in taxable REIT subsidiaries, developments, unconsolidated joint ventures, mortgages and securities, in the aggregate, may not exceed 25% of our total asset value.
NOTE 12 — DERIVATIVE FINANCIAL INSTRUMENTS
Interest Rate Swaps
      During 2004, in conjunction with the issuance of $1.0 billion of 4.75% notes due March 2014, we entered into $1.0 billion of fixed-to-floating interest rate swap agreements that effectively convert the interest rate of the notes to a variable rate of LIBOR plus 122 basis points (which includes 79 basis points for loan costs). Because these swaps are considered perfect fair value hedges of the notes, they are recorded at their fair value with a corresponding fair value adjustment to the hedged notes. The fair value of the swaps is reflected in other assets or other liabilities, and the corresponding fair value of the hedged notes is reflected as either a premium or discount on the notes. Because the swaps are considered a perfectly effective fair value hedge, there will be no effect on net income from the adjustments to fair value. The fair value of the swaps at December 31, 2004 represented a liability to us of approximately $29.5 million and is classified in other liabilities. The corresponding fair value of the hedged notes was recorded as a discount to the unsecured notes.
Forward-Starting Interest Rate Swaps
      As of December 31, 2003, we had $1.3 billion of forward-starting interest rate swaps outstanding. All of the forward-starting interest rate swaps were terminated in 2004, as follows:
  •  We settled $500 million of forward-starting interest rate swaps and recognized a gain of approximately $24.0 million in May 2004, which is classified as “realized gain on settlement of derivatives and sale of marketable securities” on the consolidated statements of operations. The swaps were entered into in 2003 to hedge an unsecured note offering that was expected to occur in June 2004, but did not occur. The market value of these swaps at December 31, 2003 represented an asset to us of approximately $11.1 million which was recorded in other assets with a corresponding adjustment to accumulated other comprehensive income.
 
  •  In conjunction with the issuance of $1.0 billion of 4.75% unsecured notes in March 2004 due March 2014, we paid $69.1 million to settle $800 million of forward-starting interest rate swaps that were previously entered into to hedge the interest rate of the $1.0 billion notes. Approximately $0.2 million of the settlement amount was immediately recognized in interest expense because the hedge was not perfectly effective and the remaining $68.9 million was recorded to accumulated other comprehensive income. The amount charged to accumulated other comprehensive income is being amortized to interest expense over the 10-year term of the hedged notes. The market value of these swaps at December 31, 2003 represented a liability to us of approximately $21.5 million which was recorded in other liabilities and a corresponding adjustment to accumulated other comprehensive income.
 
  •  Approximately $6.8 million is expected to be reclassified from accumulated other comprehensive income to interest expense in 2005 related to amortization of net payments on settlements of forward-starting interest rate swaps.

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 13 — MINORITY INTERESTS IN PARTIALLY OWNED PROPERTIES
      The assets, liabilities and results of operations of the following properties are consolidated because we own at least 50% of the respective ownership entities and control major decisions, except for SunAmerica Center (see Note 3 — Variable Interest Entities).
      The amounts shown below approximate our economic ownership interest for the periods presented. Net income, cash flow from operations and capital transactions are allocated to us and our minority interest partners in accordance with the respective partnership agreements. Our share of these items is subject to change based upon, among other things, the operations of the property and the timing and amount of capital transactions.
                           
        Total Rentable    
        Square Feet   Economic
    Location   (Unaudited)   Interest
             
Joint Ventures with Contractual Termination Dates
                       
 
The Plaza at La Jolla Village
    San Diego, CA       635,419       66.7 %
 
222 Berkley Street
    Boston, MA       519,608       91.5 %
 
500 Boylston Street
    Boston, MA       706,864       91.5 %
 
Wells Fargo Center
    Minneapolis, MN       1,117,439       75.0 %
 
Ferry Building(a)
    San Francisco, CA       243,812       100.0 %
 
2951 28th Street
    Santa Monica, CA       85,000       98.0 %
 
San Felipe Plaza
    Houston, TX       959,466       100.0 %
 
Four Forest Plaza
    Dallas, TX       394,324       100.0 %
 
Market Square
    Washington, D.C.       681,051       100.0 %
 
One Ninety One Peachtree Tower
    Atlanta, GA       1,215,288       100.0 %
 
Brea Corporate Plaza
    Brea, CA       117,195       100.0 %
 
Northborough Tower
    Houston, TX       207,908       100.0 %
 
Sixty State Street
    Boston, MA       823,014       100.0 %
 
Worldwide Plaza Amenities
    New York, NY             100.0 %
                   
              7,706,388          
                   
Joint Ventures without Contractual Termination Dates
                       
 
Water’s Edge (see Note 24 — Subsequent Events)
    Los Angeles, CA       243,433       87.5 %
 
Park Avenue Tower
    New York, NY       568,060       100.0 %
 
850 Third Avenue
    New York, NY       568,867       99.0 %
 
Washington Mutual Tower
    Seattle, WA       1,207,823       75.0 %
 
1301 Avenue of the Americas
    New York, NY       1,765,694       100.0 %
 
SunAmerica Center(b)
    Century City, CA       780,063       67.27 %
 
Concar(b)
    San Mateo, CA       218,985       79.96 %
 
Dulles Station(c)
    Herndon, VA             70.0 %
                   
              5,352,925          
                   
Total
            13,059,313          
                   
 
(a)  A joint venture between us and other unaffiliated parties leased the Ferry Building from the City and County of San Francisco, through its Port Commission (the “Port”). Under this lease, the Port is paid a stated base rent. In addition, once the joint venture has received from the project a cumulative preferred

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 13 — MINORITY INTERESTS IN PARTIALLY OWNED PROPERTIES — (continued)
return of 8% (prior to stabilization) and 11% (after stabilization), then 50% of the proceeds from the operation and ownership of the project are paid to the Port as percentage rent.
 
     The joint venture redeveloped the Ferry Building in a manner to permit the use of federal rehabilitation tax credits (“Historic Tax Credits”). Since the original members of the joint venture could not take full advantage of the Historic Tax Credits, the joint venture admitted a new member who could do so. This investor member has contributed approximately $24.7 million in equity and will be entitled to a preferred return with an effective annual rate of approximately 3% on its capital investment. The investor member’s interest in the joint venture is subject to put/call rights during 2009 and 2010, the sixth and seventh years after the Ferry Building was placed in service in 2003. Upon the purchase of the investor member’s interest pursuant to the put/call, it is estimated that the joint venture will retain approximately $11 million of the capital contributed by the investor member, based on a formula to determine the purchase price for the investor member’s interest and after taking into account the preferred return that will have been paid to the investor member by such time. Through the creation of a master lease, our effective ownership percentage in the net cash flow of the Ferry Building project is approximately 100% after the payment to the Port of the percentage rent described above and the distribution of the preferred returns.
(b) In 2004, we consolidated these office properties pursuant to FIN 46(R) (see Note 3 — Variable Interest Entities).
 
(c) In September 2004, we, together with a joint venture partner, acquired this vacant land parcel for approximately $10.9 million (our share of the purchase price was $7.6 million). The purchase price was paid with cash and a $2.7 million note that is payable on the date that construction commences on the land. We are a 70% partner in the joint venture and have control over major decisions. Accordingly, we consolidate this property. Our partner’s 30% share of the joint venture is included in Minority Interests — Partially owned properties on the consolidated balance sheets.
NOTE 14 — PARTNERS’ CAPITAL AND MANDATORILY REDEEMABLE PREFERRED UNITS
Units
      The following table presents the changes in the issued and outstanding Units since January 1, 2003:
                   
    For the years ended
    December 31,
     
    2004   2003
         
Outstanding at January 1,
    449,492,618       461,407,729  
 
Repurchases/retired(a)
    (1,413,230 )     (14,236,400 )
 
Units redeemed
    (149,330 )     (240,240 )
 
Issued to Equity Office related to common shares issued for share options exercised
    2,489,462       1,661,333  
 
Issued to Equity Office related to restricted shares and share awards issued, net of cancellations
    915,692       900,196  
 
Units issued in connection with property acquisition (see Note 4 — Investments in Real Estate)
    1,930        
             
Outstanding at December 31,
    451,337,142       449,492,618  
             
 
(a)  In July 2002, Equity Office announced a Common Share repurchase program allowing for the repurchase of up to $200 million of Common Shares in the open market or privately-negotiated transaction. This amount was later increased to $400 million in November 2002, to $600 million in March 2003, and to $1.1 billion in May 2004. The repurchase program was also extended through May 19, 2005. Common

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 14 —   PARTNERS’ CAPITAL AND MANDATORILY REDEEMABLE PREFERRED UNITS — (continued)
Shares repurchased to fund our employee benefit programs are not considered part of the repurchase program. During the years ended December 31, 2004 and 2003, 1,413,230 and 14,236,400 Common Shares were repurchased at an average price of $26.19 and $25.53 for approximately $37.0 million and $363.5 million in the aggregate, respectively. An additional 25,728 Common Shares were repurchased during December 2004 at an average price of $29.63 for approximately $0.8 million, but were not yet retired as of December 31, 2004 and are still outstanding. In conjunction with the repurchases under this program, we purchased from Equity Office and retired a corresponding number of Units for an aggregate cash purchase price equal to the aggregate purchase price for all Common Share repurchases.
Ownership of EOP Partnership
      As of December 31, 2004 and 2003, Equity Office had a 1% general partnership interest and an approximate 88.5% and 88.1% limited partnership interest in us, respectively. The remaining limited partners had an approximate 10.5% and 10.9% interest in us, respectively and consist of various individuals and entities that contributed their properties in exchange for partnership interests. Each of our limited partners, excluding Equity Office, may, subject to certain limitations, require that we redeem its Units. Under our partnership agreement, Equity Office has the right to assume directly and satisfy the redemption right of a limited partner by issuing its Common Shares or cash in exchange for any Units tendered for redemption. If Equity Office does not assume our obligation to redeem the Units, upon redemption, the limited partner will receive cash in an amount equal to the market value of the Common Shares for which the Units would have been redeemed if Equity Office had elected to assume and satisfy our obligation by paying Common Shares. Under an assignment and assumption agreement entered into on June 29, 2001, if Equity Office elects to assume directly and satisfy the redemption right of a limited partner, we are entitled to make the election as to whether Equity Office issues Common Shares or cash in exchange for Units tendered for redemption.
Distributions
      The current quarterly distribution is $0.50 per Unit. For the years ended December 31, 2004, 2003 and 2002, the per unit distributions were $2.00.
Mandatorily Redeemable Preferred Units
      Under the terms of the Series B Convertible, Cumulative Redeemable Preferred Units (“Series B Preferred Units”), in connection with any redemption by Equity Office of its outstanding 5.25% Series B Convertible, Cumulative Redeemable Preferred Shares, we are obligated to provide to Equity Office cash equal to the redemption price and one Series B Preferred Unit is required to be cancelled with respect to each Series B Preferred Share redeemed by Equity Office. The Series B Preferred Units are mandatorily redeemable by Equity Office on February 15, 2008 at a price of $50.00 per share, plus accumulated and unpaid distributions to the redemption date.
Preferred Units
      We have $212.5 million of Series G Cumulative Redeemable Preferred Units outstanding as of December 31, 2004 and 2003. We are the original issuer of these preferred units and have recorded the associated $7.0 million of deferred issuance costs to partners’ capital. Upon any redemption of these preferred units, we will recognize the deferred issuance costs as an additional preferred distribution in the determination of net income available for unitholders in accordance with EITF Topic D-42 The Effect on the Calculation of Earnings per Share for the Redemption or Induced Conversion of Preferred Stock. The preferred unitholders are entitled to receive, when and as authorized by the Board of Trustees of Equity Office, cumulative preferential cash distributions at an annual distribution rate of 7.75% or $1.9375 per unit. We are obligated to

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 14 —   PARTNERS’ CAPITAL AND MANDATORILY REDEEMABLE PREFERRED UNITS — (continued)
redeem the preferred units at their liquidation preference plus all accrued distributions in connection with any redemption by Equity Office of the corresponding series of Equity Office preferred shares. Equity Office may, but is not obligated to, redeem the corresponding series of its preferred shares in whole or in part on or after July 29, 2007 at a cash redemption price equal to $25.00 per share plus all accrued dividends to the redemption date. Equity Office may redeem the corresponding series of its preferred shares during these periods solely out of the sale proceeds of other equity shares of Equity Office, except for the portion of the redemption price equal to any accrued but unpaid dividends. Under our partnership agreement, sale proceeds from the sale of shares by Equity Office must be contributed to us in exchange for additional units. The number of shares redeemed is limited to the aggregate sales proceeds received from such other equity shares of Equity Office. Equity Office may acquire any outstanding preferred shares that have been transferred to a charitable beneficiary under Article VII of the declaration of trust of Equity Office because they were owned or acquired by a shareholder of Equity Office in violation of the ownership limits. If Equity Office redeems or acquires any or all of its outstanding preferred shares, we will redeem and cancel an equal number of preferred units and provide cash to Equity Office with respect thereto in an amount equal to the amount paid with respect to the Equity Office preferred shares redeemed or acquired by Equity Office. We are not subject to sinking fund requirements pertaining to the preferred units.
      The annual per unit distributions were as follows:
                         
    For the years ended December 31,
     
    2004   2003   2002
             
Series A(a)
  $     $  —     $ 1.3844167  
Series B
  $ 2.625     $ 2.625     $ 2.625  
Series C(b)
  $ 0.12578125     $ 2.15625     $ 2.15625  
Series E(c)
  $     $ 1.3015625     $ 1.96875  
Series F(d)
  $     $ 1.00     $ 2.00  
Series G(a)
  $ 1.9375     $ 1.9375     $ 0.7427083  
 
(a) In July 2002, we issued 8,500,000 7.75% Series G Cumulative Redeemable Preferred Units to Equity Office in exchange for Equity Office’s contribution of the proceeds of its issuance and sale of 8,500,000 7.75% Series G Cumulative Redeemable Preferred Shares in an offering that closed July 29, 2002. On that same date, substantially all of the net proceeds from the issuance of the Series G Preferred Units, totaling approximately $206.1 million were used to redeem the Series A Preferred Units from Equity Office and in turn, Equity Office used the proceeds to redeem its 7,994,000 outstanding 8.98% Series A Cumulative Redeemable Preferred Shares. In December 2003, the terms of the Series G Preferred Units were amended to require our consent to any redemption by Equity Office of these units.
 
(b) In January 2004, Equity Office redeemed all of its 4,562,900 outstanding 85/8% Series C Cumulative Redeemable Preferred Shares of Beneficial Interest. The Series C Preferred Shares were redeemed at a redemption price of $25.00 per share for an aggregate redemption price of approximately $114.1 million. The deferred issuance costs of approximately $4.1 million were reflected as a preferred distribution. In connection with such redemption, we redeemed all of the Series C Preferred Units from Equity Office.
 
(c) In June 2003, Equity Office redeemed all of its 6,000,000 outstanding 7.875% Series E Cumulative Redeemable Preferred Shares, which were issued in connection with the Spieker Merger, at a redemption price of $25.00 per share for an aggregate redemption price of approximately $151.9 million, which includes approximately $1.9 million of accrued and unpaid distributions. In connection with such redemption, we redeemed all of the Series E Preferred Units from Equity Office.

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 14 —   PARTNERS’ CAPITAL AND MANDATORILY REDEEMABLE PREFERRED UNITS — (continued)
(d) In June 2003, Equity Office redeemed all of its 4,000,000 outstanding 8.0% Series F Cumulative Redeemable Preferred Shares, which were issued in connection with the Spieker Merger, at a redemption price of $25.00 per share for an aggregate redemption price of $100.0 million. In connection with such redemption, we redeemed all of the Series F Preferred Units from Equity Office.
Accumulated Other Comprehensive Loss
      The table below summarizes the changes in accumulated other comprehensive loss over the past three years and the accumulated balances by item:
                                                                 
    Forward-Starting Interest Rate Swaps            
            Reclassification    
        Reversal of       Reclassification           adjustment    
        unrealized       of ineffective           for    
        holding       portion of   Amortization       realized   Total
    Unrealized   (gain)   Proceeds   swap   of payments   Unrealized   losses   Accumulated
    holding   loss   (payments)   settlement   (proceeds)   holding (losses)   (gains)   Other
    (losses)   on   from   payment to net   from   gains from   included   Comprehensive
    gains   settlements   settlements   income   settlements   investments   in net income   Loss
                                 
    (Dollars in thousands)
Balance at December 31, 2001
  $     $     $     $     $     $ (116 )   $     $ (116 )
Change during the period
    (18,611 )                             396       116       (18,099 )
                                                 
Balance at December 31, 2002
    (18,611 )                             280       116       (18,215 )
Change during the period
    8,930       (768 )     768             (73 )     848       (1,142 )     8,562  
                                                 
Balance at December 31, 2003
    (9,682 )     (768 )     768             (73 )     1,128       (1,026 )     (9,653 )
Change during the period
    (34,665 )     45,115       (69,130 )     212       5,206       23       (31 )     (53,270 )
                                                 
Balance at December 31, 2004
  $ (44,347 )   $ 44,347     $ (68,362 )   $ 212     $ 5,133     $ 1,151     $ (1,057 )   $ (62,923 )
                                                 
NOTE 15 — FUTURE MINIMUM RENTS
      Future minimum rental receipts due on noncancelable operating leases as of December 31, 2004 were as follows:
           
Year   Dollars in thousands
     
2005
  $ 2,484,555  
2006
    2,223,781  
2007
    1,943,721  
2008
    1,650,839  
2009
    1,359,449  
Thereafter
    4,172,816  
       
 
Total
  $ 13,835,161  
       
      We are subject to the usual business risks associated with the collection of the above scheduled rents. The future minimum rental receipts due on noncancelable operating leases from our joint ventures accounted for under the equity method are not included.
NOTE 16 — FUTURE MINIMUM LEASE PAYMENTS
      Certain properties are subject to ground leases. Some of these leases require rental payment increases based upon the appraised value of the property at specified dates, increases in pricing indexes or certain financial calculations based on the operations of the respective property. Any incremental changes in the rental payments as a result of these adjustments are not included in the table below because the amount of the

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 16 — FUTURE MINIMUM LEASE PAYMENTS — (continued)
change is not currently estimable. Future minimum lease obligations under these noncancelable leases and our corporate office lease as of December 31, 2004 were as follows:
           
Year   Dollars in thousands
     
2005
  $ 22,782  
2006
    22,641  
2007
    22,481  
2008
    22,643  
2009
    22,712  
Thereafter
    1,332,270  
       
 
Total
  $ 1,445,529  
       
      Rental expense deducted in calculating net income from continuing operations for the years ended December 31, 2004, 2003 and 2002 was approximately $29.5 million, $24.2 million and $24.2 million, respectively.

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 17 — EARNINGS PER UNIT
      The following table sets forth the computation of basic and diluted earnings per unit:
                           
    For the years ended December 31,
     
    2004   2003   2002
             
    (Dollars in thousands, except per unit data)
Numerator:
                       
 
Income from continuing operations
  $ 167,463     $ 595,017     $ 722,663  
 
Preferred distributions
    (39,093 )     (51,872 )     (62,573 )
                   
 
Income from continuing operations available to unitholders
    128,370       543,145       660,090  
 
Discontinued operations (including net gain on sales of real estate and property held for sale of $5,473, $61,953 and $17,926, respectively)
    15,288       134,197       136,757  
 
Cumulative effect of a change in accounting principle
    (33,697 )            
                   
 
Numerator for basic and diluted earnings per unit — net income available to unitholders
  $ 109,961     $ 677,342     $ 796,847  
                   
Denominator:
                       
 
Denominator for basic earnings per unit — weighted average Units outstanding
    448,919,302       450,594,465       467,134,774  
 
Effect of dilutive potential units:
                       
 
Units issuable upon exercise of Equity Office share options and restricted shares
    2,077,945       1,966,888       2,003,946  
                   
 
Denominator for diluted earnings per unit — weighted average Units outstanding and dilutive potential units
    450,997,247       452,561,353       469,138,720  
                   
Earnings per unit — basic
                       
 
Income from continuing operations available to unitholders
  $ 0.29     $ 1.21     $ 1.41  
 
Discontinued operations
    0.03       0.30       0.29  
 
Cumulative effect of a change in accounting principle
    (0.08 )            
                   
 
Net income available to unitholders(a)
  $ 0.24     $ 1.50     $ 1.71  
                   
Earnings per unit — diluted
                       
 
Income from continuing operations available to unitholders
  $ 0.28     $ 1.20     $ 1.41  
 
Discontinued operations
    0.03       0.30       0.29  
 
Cumulative effect of a change in accounting principle
    (0.07 )            
                   
 
Net income available to unitholders(a)
  $ 0.24     $ 1.50     $ 1.70  
                   

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 17 — EARNINGS PER UNIT — (continued)
      The following securities were not included in the diluted earnings per unit computation because they would have had an antidilutive effect:
                                   
        For the years ended December 31,
    Weighted Average    
Antidilutive Securities   Exercise Price   2004   2003   2002
                 
Share options
  $ 29.134       15,153,748              
Share options
  $ 29.220             13,436,967        
Share options
  $ 29.240                   13,032,648  
Series B Preferred Units(b)
  $ 35.700       8,389,354       8,389,354       8,389,354  
Warrants (expired on December 17, 2002)
  $ 39.375                   4,808,219  
                         
 
Total
            23,543,102       21,826,321       26,230,221  
                         
 
(a) Net income available to unitholders per unit may not total the sum of the per unit components due to rounding.
 
(b) The amounts shown represent the resulting Units upon conversion (see Note 14 — Partners’ Capital and Mandatorily Redeemable Preferred Units).
      For additional disclosures regarding employee share options and restricted shares, see Note 2 — Summary of Significant Accounting Policies and Note 21 — Share-Based Employee Compensation Plans.
NOTE 18 — SEGMENT INFORMATION
      As discussed in Note 1 — Business of EOP Partnership, our primary business is the ownership and operation of office properties. We have one segment which is office properties. The properties described as industrial properties are included in the reportable segment because their economic characteristics, tenants and services are similar to the properties that are classified as office properties and are evaluated by our chief operating decision maker together with the office properties. The primary financial measure that our chief operating decision maker uses for our office properties is net operating income, which represents rental revenue, tenant reimbursements, parking and other revenues less real estate taxes, insurance, repairs and maintenance and property operating expense (all as reflected in the accompanying consolidated statements of operations). We believe that net operating income is helpful to investors as a supplemental measure of the operating performance of a real estate company because it is a direct measure of the actual operating results of our properties. Total assets consists primarily of the assets in our office properties operating segment. There are other assets such as corporate furniture, fixtures, and equipment that are not associated with the office property segment, but these assets are immaterial.
                             
    As of or for the years ended December 31,
     
    2004   2003   2002
             
    (Dollars in thousands)
Property Operating Revenues:
                       
 
Rental
  $ 2,554,471     $ 2,490,291     $ 2,565,132  
 
Tenant reimbursements
    432,733       431,516       470,966  
 
Parking
    117,448       111,160       112,897  
 
Other
    76,973       88,323       128,666  
                   
   
Total Property Operating Revenues
    3,181,625       3,121,290       3,277,661  
                   

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 18 — SEGMENT INFORMATION — (continued)
                             
    As of or for the years ended December 31,
     
    2004   2003   2002
             
    (Dollars in thousands)
Property Operating Expenses:
                       
 
Real estate taxes
    367,610       344,625       353,090  
 
Insurance
    37,938       27,877       38,014  
 
Repairs and maintenance
    350,059       332,140       336,439  
 
Property operating
    428,891       405,996       405,844  
                   
   
Total Property Operating Expenses
    1,184,498       1,110,638       1,133,387  
                   
Net Operating Income from Continuing Operations
  $ 1,997,127     $ 2,010,652     $ 2,144,274  
                   
Property Operating Margin from Continuing Operations(a)
    62.8 %     64.4 %     65.4 %
                   
Reconciliation of Net Operating Income from Continuing Operations to Income from Continuing Operations:
                       
Net Operating Income from Continuing Operations
  $ 1,997,127     $ 2,010,652     $ 2,144,274  
Add:
                       
 
Fee income
    14,226       15,861       15,907  
Less:
                       
 
Depreciation
    (701,216 )     (637,441 )     (598,744 )
 
Amortization
    (82,469 )     (64,473 )     (51,441 )
 
Ground rent
    (25,467 )     (20,287 )     (20,325 )
 
Corporate general and administrative
    (52,242 )     (62,479 )     (65,790 )
 
Impairment
    (228,272 )     (7,500 )      
                   
Operating Income
    921,687       1,234,333       1,423,881  
Less:
                       
 
Other expenses
    (813,444 )     (804,840 )     (791,849 )
 
Income taxes
    (2,012 )     (5,388 )     (9,101 )
 
Minority interests — partially owned properties
    (10,973 )     (8,080 )     (7,120 )
Add:
                       
 
Income from investments in unconsolidated joint ventures
    50,304       79,882       106,852  
 
Gain on sales of real estate
    21,901       99,110        
                   
Income from Continuing Operations
  $ 167,463     $ 595,017     $ 722,663  
                   
Capital and tenant improvements and lease commissions
  $ 565,538     $ 545,183     $ 428,393  
                   
Investments in unconsolidated joint ventures
  $ 1,116,748     $ 1,128,175     $ 1,077,273  
                   
 
(a)  Defined as Net Operating Income from Continuing Operations divided by Total Property Operating Revenues.

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 19 — QUARTERLY DATA (UNAUDITED)
                                   
    For the three months ended
     
    12/31/04   9/30/04   6/30/04   3/31/04
                 
    (Dollars in thousands, except per unit data)
Total revenues(a)
  $ 819,528     $ 793,928     $ 792,951     $ 789,442  
Income (loss) from continuing operations(a)
  $ 80,137     $ (140,343 )   $ 115,099     $ 112,568  
Discontinued operations(a)
  $ (2,782 )   $ 4,436     $ 6,519     $ 7,117  
Income (loss) before cumulative effect of a change in accounting principle
  $ 77,355     $ (135,907 )   $ 121,618     $ 119,685  
Cumulative effect of a change in accounting principle
  $     $  —     $     $ (33,697 )
Net income (loss)
  $ 77,355     $ (135,907 )   $ 121,618     $ 85,988  
Earnings (loss) per unit — basic:
                               
 
Income (loss) before cumulative effect of a change in accounting principle per unit
  $ 0.15     $ (0.32 )   $ 0.25     $ 0.23  
Earnings (loss) per unit — diluted:
                               
 
Income (loss) before cumulative effect of a change in accounting principle per unit
  $ 0.15     $ (0.32 )   $ 0.25     $ 0.23  
 
(a) The amounts presented for the first three quarters are not equal to the same amounts previously reported in Form 10-Q for each period as a result of discontinued operations. Total revenues presented for the first three quarters also differ from the same amounts previously reported in Form 10-Q for each period due to the consolidation of Concar (see Note 3 — Variable Interest Entities). Below is a reconciliation to the amounts previously reported in Form 10-Q:
                         
    For the three months ended
     
    9/30/04   6/30/04   3/31/04
             
    (Dollars in thousands)
Total revenues previously reported
  $ 790,718     $ 795,533     $ 796,213  
Consolidation of Concar
    5,069       4,454       5,693  
Discontinued operations
    (1,859 )     (7,036 )     (12,464 )
                   
Revised total revenues
  $ 793,928     $ 792,951     $ 789,442  
                   
(Loss) income from continuing operations previously reported
  $ (140,806 )   $ 118,198     $ 117,714  
Discontinued operations
    463       (3,099 )     (5,146 )
                   
Revised (loss) income from continuing operations
  $ (140,343 )   $ 115,099     $ 112,568  
                   
Discontinued operations previously reported
  $ 4,899     $ 3,420     $ 1,971  
Additional discontinued operations from properties sold subsequent to the respective reporting period
    (463 )     3,099       5,146  
                   
Revised discontinued operations
  $ 4,436     $ 6,519     $ 7,117  
                   

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 19 — QUARTERLY DATA (UNAUDITED) — (continued)
                                   
    For the three months ended
     
    12/31/03   9/30/03   6/30/03   3/31/03
                 
    (Dollars in thousands, except per unit data)
Total revenues(b)
  $ 813,333     $ 776,083     $ 773,421     $ 774,315  
Income from continuing operations(b)
  $ 206,458     $ 123,037     $ 120,522     $ 145,000  
Discontinued operations(b)
  $ 30,157     $ 11,286     $ 63,261     $ 29,492  
Net income
  $ 236,615     $ 134,323     $ 183,783     $ 174,492  
Earnings per unit — basic:
                               
 
Net income per unit
  $ 0.51     $ 0.28     $ 0.37     $ 0.35  
Earnings per unit — diluted:
                               
 
Net income per unit
  $ 0.50     $ 0.28     $ 0.37     $ 0.35  
 
(b) The amounts presented for the four quarters are not equal to the same amounts previously reported in Form 10-Q or Form 10-K for each period as a result of discontinued operations. Below is a reconciliation to the amounts previously reported in Form 10-Q or Form 10-K:
                                 
    For the three months ended
     
    12/31/03   9/30/03   6/30/03   3/31/03
                 
    (Dollars in thousands)
Total revenues previously reported
  $ 828,748     $ 778,060     $ 780,630     $ 788,669  
Discontinued operations
    (15,415 )     (1,977 )     (7,209 )     (14,354 )
                         
Revised total revenues
  $ 813,333     $ 776,083     $ 773,421     $ 774,315  
                         
Income from continuing operations previously reported
  $ 213,528     $ 123,651     $ 124,010     $ 152,403  
Discontinued operations
    (7,070 )     (614 )     (3,488 )     (7,403 )
                         
Revised income from continuing operations
  $ 206,458     $ 123,037     $ 120,522     $ 145,000  
                         
Discontinued operations previously reported
  $ 23,087     $ 10,672     $ 59,773     $ 22,089  
Additional discontinued operations from properties sold subsequent to the respective reporting period
    7,070       614       3,488       7,403  
                         
Revised discontinued operations
  $ 30,157     $ 11,286     $ 63,261     $ 29,492  
                         
NOTE 20 — RELATED PARTY TRANSACTIONS
      Amounts paid to related parties for the years ended December 31, 2004, 2003 and 2002 were as follows:
                           
    For the years ended December 31,
     
    2004   2003   2002
             
    (Dollars in thousands)
Development fees, leasing commissions and management fees(a)
  $ 1,532     $ 3,569     $ 4,727  
Office rent(b)
    3,755       3,959       3,904  
                   
 
Total
  $ 5,287     $ 7,528     $ 8,631  
                   
Payable to related parties at year end
  $ 313     $ 273     $ 1,748  
                   
 
(a) The amounts paid in 2004 and 2003 were paid to an affiliate of William Wilson III, one of our trustees through May 2004, whereas amounts paid in 2002 were paid to Wilson/ Equity Office, LLC (“W/ EO”).

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 20 — RELATED PARTY TRANSACTIONS — (continued)
We entered into a joint venture agreement with Wilson Investors in 2000 for the purpose of developing, constructing, leasing and managing developments in northern California. We own 49.9% of W/ EO and Wilson Investors owns 50.1% of W/ EO. William Wilson III, through his ownership of Wilson Investors, indirectly owns approximately 22% of W/ EO and approximately 30% of any promote to which Wilson Investors is entitled under the joint venture agreement. We agreed to loan up to $25 million to Wilson Investors for its required contribution to W/ EO at a 15% interest rate per annum. In 2002, Wilson Investors repaid the outstanding loan balance of approximately $12.0 million of principal and approximately $2.0 million of accrued interest. Upon this repayment and as a result of certain transactions with Wilson Investors, the loan commitment was terminated. Our investment in W/ EO as of December 31, 2004 and 2003 was approximately $0.4 million and $1.3 million, respectively, which represents an indirect interest in Concar (a consolidated office property).
 
We created joint ventures with W/ EO and also, in certain cases, unaffiliated parties for the development of various office properties. We agreed to provide first mortgage financing to the ownership entities of each of these developments at the greater of 6.5% or LIBOR plus 3.25%, generally maturing 36 months after initial funding or earlier at our option, in the event alternative financing sources are available on terms reasonably acceptable to Wilson Investors and any unaffiliated party. The aggregate amount of any such financing would generally be capped at 70% of budgeted construction costs (76% in the case of Concar which, at December 31, 2002 had been completed and leased and as such is now reflected as investment in real estate). At December 31, 2002, we had committed to make mortgage loans for Foundry Square IV and Concar totaling approximately $96 million of which approximately $74 million in principal and approximately $0.4 million in accrued interest was outstanding. The total principal and interest outstanding on these mortgage loans at December 31, 2004 and 2003 was approximately $40 million. The mortgage loan for Foundry Square IV was repaid in 2003 in connection with the sale of the property. Following this sale, W/ EO’s sole asset is its ownership interest in Concar. In accordance with the W/ EO operating agreement, we may, but are not required to, purchase the W/ EO interest in Concar.
 
In December 2002, we completed a transaction with W/EO and Wilson Investors pursuant to which we acquired W/EO’s interests in various projects known as Foundry Square II, Foundry Square III (a land parcel that was under option), the Ferry Building, San Rafael Corporate Center I and San Rafael Corporate Center II (a land parcel). Wilson Investors acquired W/EO’s interest in a project known as Larkspur (a land parcel under option) and Wilson Investors acquired the operating business and all assets of W/EO other than its ownership interests in the development projects known as Foundry Square IV and Concar. W/EO’s and our interests in Foundry Square IV and Concar remained unchanged as a result of this transaction. Joint ventures with other unaffiliated parties on the projects in which we acquired W/EO’s interest also remain unchanged as a result of this transaction. This transaction was accounted for as a nonmonetary exchange because the assets included in the exchange were similar and because the cash consideration exchanged was minimal. No gain or loss was recognized in connection with the transaction. A Wilson Investors subsidiary continued to provide the development management services to Foundry Square II, the Ferry Building and Concar through project stabilization. In 2004, the final project reached stabilization and accordingly, the subsidiary of Wilson Investors has ceased providing development management services. We also engaged a subsidiary of Wilson Investors to provide leasing brokerage services for Foundry Square II and the Ferry Building. These services for Foundry Square II were terminated by us and these services for the Ferry Building were terminated in part by us in January 2004.
 
(b) We lease office space from Two North Riverside Plaza Joint Venture, a partnership composed of trusts established for the benefit of the families of Samuel Zell and Robert Lurie, a deceased former business partner of Mr. Zell. The term of the lease expires on May 31, 2014.

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 20 — RELATED PARTY TRANSACTIONS — (continued)
Amounts Received from Related Parties
      In July 2004, we disposed of the remaining common shares issued upon conversion of junior subordinate debentures of Capital Trust for approximately $32.1 million and recognized a gain of approximately $2.3 million. In September 2002, we also received approximately $20.1 million upon redemption of the non-convertible common shares issued upon conversion of junior subordinate debentures of Capital Trust. Our investment was included in Prepaid Expenses and Other Assets. Prior to selling our investment, we received approximately $1.5 million, $3.0 million and $4.8 million of dividends from the shares during 2004, 2003 and 2002, respectively. Mr. Zell (the Chairman of the Board of Trustees of Equity Office) is Chairman of the Board and a principal stockholder of Capital Trust, Mr. Dobrowski (a Trustee on Equity Office’s Board of Trustees), is also a Trustee of Capital Trust, and Ms. Rosenberg (a Trustee on Equity Office’s Board of Trustees) was a Trustee of Capital Trust.
      We have entered into third-party management contracts and a licensing agreement to provide property management and leasing services at certain properties owned or controlled by affiliates of Mr. Zell. Income recognized by us for providing these management services during 2004, 2003 and 2002 was approximately $0.9 million, $0.8 million and $1.0 million, respectively.
      In addition, we provided real estate tax consulting and risk management services to related parties for which we received approximately $0.5 million, $0.3 million and $1.6 million, during 2004, 2003 and 2002, respectively.
      During 2003, we received approximately $0.8 million from W/EO for lease commissions, respectively.
NOTE 21 — SHARE-BASED EMPLOYEE COMPENSATION PLANS
      Equity Office has three share-based employee compensation plans: the 1997 Share Option and Share Award Plan, as amended (the “1997 Plan”), the 2003 Share Option and Share Incentive Plan, as amended (the “2003 Plan”) and the 1997 Non-Qualified Share Purchase Plan, as amended (the “Non-Qualified Share Purchase Plan”). We also have assumed individual options in connection with prior merger transactions.
      The following is a description of the 1997 Plan, as amended, which is included in the financial statements because any Common Shares issued pursuant to the 1997 Plan will result in us issuing Units to Equity Office, on a one-for-one basis. The purpose of the 1997 Plan is to attract and retain highly qualified executive officers, trustees and employees. Through the 1997 Plan, eligible officers, trustees, employees and consultants are offered the opportunity to acquire Common Shares pursuant to grants of (a) options to purchase Common Shares (“Options”) and (b) Share Awards (defined below). The 1997 Plan is administered by the Compensation Committee of the Board of Trustees of Equity Office (the “Compensation Committee”), which is appointed by the Equity Office’s Board of Trustees. The Compensation Committee interprets the 1997 Plan and determines the terms and provisions of Options and Share Awards. In 2004, 2003 and 2002 the Common Shares subject to Options and Share Awards under the 1997 Plan were limited to approximately 30.6 million, 31.4 million and 32.0 million, respectively. The maximum aggregate number of Options and Share Awards that may be granted under the 1997 Plan may not exceed 6.8% of the outstanding Common Shares calculated on a fully diluted basis and determined annually on the first day of each calendar year. The issuance of awards or shares under the 2003 Plan does not increase the number of shares that may be issued under the 1997 Plan. No more than one-half of the maximum aggregate number of Options and Share Awards may be granted as Share Awards. To the extent that Options expire unexercised or are terminated, surrendered or canceled, the Options and Share Awards become available for future grants under the 1997 Plan, unless the 1997 Plan has terminated.
      The 1997 Plan permits the issuance of Share Awards to executive officers, trustees and key employees. A Share Award is an award of a Common Share which (a) may be fully vested upon issuance (“Share Award”) or (b) may vest over time (“Restricted Share Award”). Generally, members of the Board of Trustees have

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 21 — SHARE-BASED EMPLOYEE COMPENSATION PLANS — (continued)
been granted Share Awards pursuant to the 1997 Plan as payment of their board fees. In each case, the number of Share Awards granted to trustees was equal to the dollar value of the fee divided by the fair market value of a Common Share on the date the fee would have been paid.
      Equity Office’s shareholders approved the 2003 Plan at its 2003 annual meeting of shareholders. A total of 20,000,000 Common Shares are reserved for issuance under the 2003 Plan to trustees, officers, employees and consultants of Equity Office and its subsidiaries. The 2003 Plan provides for awards of share options, restricted shares, unrestricted shares, share units, dividend equivalent rights, share appreciation rights and performance awards. No more than 10,000,000 of the Common Shares reserved under the 2003 Plan may be issued in connection with awards other than options. The maximum number of shares subject to options and share appreciation rights that can be awarded to any person is 750,000 per year, and the maximum number of shares that can be awarded to any person, other than pursuant to an option or share appreciation right, is 300,000 per year. The 2003 Plan is administered by the Compensation Committee. Subject to the terms of the 2003 Plan, the Compensation Committee may select participants to receive awards, determine the types of awards and the terms and conditions of awards, and interpret the provisions of the 2003 Plan.
      Under both the 1997 Plan and 2003 Plan, the Compensation Committee determines the vesting schedule of each Share Award and Option. During 2004, officers’ bonuses were paid in Restricted Share Awards. Twelve days after the grant date 75% of the Restricted Share Awards granted to vice presidents vested and 50% of the Restricted Share Awards granted to senior vice presidents, executive vice presidents and the president vested. The remaining unvested Restricted Share Awards vest evenly over a four-year period on each of the first four anniversaries of the grant date. All other Restricted Share Awards granted in 2004 vest evenly over a four-year period, 25% per year on each of the first four anniversaries of the grant date, whereas Restricted Share Awards granted in 2003 and 2002 vest evenly over a five-year period, 20% per year on each of the first five anniversaries of the grant date. Restricted Share Awards granted before 2002 vest over a five-year period as follows: 50% on the third anniversary of the grant date, 25% on the fourth anniversary of the grant date and the remaining 25% on the fifth anniversary of the grant date. As to the Options that have been granted, each vests evenly over a three year period, one-third per year on each of the first three anniversaries of the grant date. The exercise price for Options is equivalent to the fair market value of the underlying Common Shares at the grant date. The Compensation Committee also determines the term of each Option, which shall not exceed 10 years from the grant date.
      The fair value for Options granted in 2004, 2003 and 2002 was estimated at the time the Options were granted using the Black-Scholes option-pricing model applying the following weighted average assumptions:
                         
    Options Granted in
     
Assumptions:   2004   2003   2002
             
Risk-free interest rate
    3.6 %     3.2 %     4.2 %
Expected dividend yield
    7.0 %     6.6 %     7.0 %
Volatility
    0.21       0.22       0.19  
Weighted average expected life of the Options
    7 years       7 years       5 years  
Weighted average fair value of Options granted
  $ 2.18     $ 2.36     $ 2.29  
      The Black-Scholes option-pricing model was developed for use in estimating the fair value of traded options, which have no vesting restrictions and are fully transferable. In addition, option-pricing models require the input of highly subjective assumptions, including the expected stock price volatility.
      In 2004, 2003 and 2002, we recognized compensation expense related to Restricted Shares and Options issued to employees of $18.0 million, $17.1 million and $15.0 million, respectively.

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 21 — SHARE-BASED EMPLOYEE COMPENSATION PLANS — (continued)
      The table below summarizes the Option activity under our 1997 Plan and 2003 Plan for the last three years:
                   
        Weighted Average
    Common Shares   Exercise Price
    Subject to Options   Per Option
         
Balance at December 31, 2001
    16,286,353     $ 26.41  
 
Options granted
    6,540,705       28.36  
 
Options canceled
    (592,102 )     28.98  
 
Options exercised
    (1,739,863 )     23.00  
             
Balance at December 31, 2002
    20,495,093       27.18  
 
Options granted
    3,550,017       24.70  
 
Options canceled
    (1,358,070 )     27.78  
 
Options exercised
    (1,661,333 )     22.72  
             
Balance at December 31, 2003
    21,025,707       27.10  
 
Options granted
    3,929,195       28.50  
 
Options canceled
    (1,237,162 )     28.42  
 
Options exercised
    (2,489,462 )     23.81  
             
Balance at December 31, 2004
    21,228,278     $ 27.66  
             
      The following table summarizes information regarding Options outstanding at December 31, 2004:
                                                         
    Options Outstanding        
        Options Exercisable   Options Not Exercisable
        Weighted-            
        average   Weighted-       Weighted-       Weighted-
        remaining   average       average       average
        contractual life   exercise       exercise       exercise
Range of Exercise Prices   Options   in years(a)   price   Options   price   Options   price
                             
$14.31 to $21.00
    684,512       2.6     $ 20.87       684,512     $ 20.87           $  
$21.07 to $23.40
    425,723       3.9       23.15       425,723       23.15              
$24.23 to $24.62
    4,468,928       6.7       24.40       2,827,356       24.32       1,641,572       24.53  
$25.90 to $28.36
    5,733,720       6.9       28.16       4,057,823       28.18       1,675,897       28.10  
$28.54 to $29.50
    5,647,054       7.1       28.89       2,081,639       29.48       3,565,415       28.54  
$29.76 to $33.00
    4,268,341       5.6       30.34       4,265,566       30.34       2,775       29.93  
                                           
$14.31 to $33.00
    21,228,278       6.4     $ 27.66       14,342,619     $ 27.75       6,885,659     $ 27.48  
                                           
 
(a)  Expiration dates ranged from January 2005 to December 2014.
Restricted Shares
      During 2004, 2003 and 2002, there were 1,235,225, 926,511 and 541,055 Restricted Share Awards granted, respectively. The Restricted Shares Awards issued in 2004, 2003 and 2002 were valued at an average price of $28.50, $24.56 and $28.01 each, respectively. The value of the Restricted Share Awards is recognized as compensation expense evenly over the vesting period.
Non-Qualified Purchase Plan
      The Non-Qualified Purchase Plan was adopted to encourage eligible employees and trustees to purchase Common Shares. Under the Non-Qualified Purchase Plan, a total of 2,000,000 Common Shares are reserved for issuance. The minimum amount an eligible employee can contribute is $10 per pay period. The maximum amount an eligible employee can contribute is 20% of gross pay per pay period, up to $100,000 per calendar year. Trustees may contribute up to $100,000 per year. Contributions are held as part of the general assets of

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 21 — SHARE-BASED EMPLOYEE COMPENSATION PLANS — (continued)
Equity Office. All contributions are fully vested. At the end of each purchase period, participant contributions are used to purchase Common Shares. The price for the Common Shares is 85% of the lesser of: (a) the closing price of the Common Shares on the last business day of the applicable purchase period or (b) the average closing price of the Common Shares for the purchase period. The number of Common Shares purchased is calculated on a per participant basis by dividing the contributions made by each participant during the Purchase Period by the purchase price. Only whole Common Shares are purchased, with any partial share of remaining cash being rolled over to the next purchase period. Shares purchased under the Non-Qualified Purchase Plan generally may not be sold, transferred or disposed of until the first anniversary of the purchase. If a participant violates this restriction, he or she is required to pay Equity Office an amount equal to the discount on the shares when purchased less, the excess, if any, of the amount the participant paid for the shares over the then current market price of the shares. At December 31, 2004, a total of 1,426,221 Common Shares remained available for issuance under the Non-Qualified Purchase Plan. Common Share purchases under this plan totaled 83,222, 93,815 and 90,484 in 2004, 2003 and 2002, respectively. In 2004, 2003 and 2002, we recognized compensation expense related to Common Shares issued under this plan of approximately $0.4 million, $0.5 million and $0.4 million, respectively.
NOTE 22 — 401(K) PLAN
      Our 401(k) Plan was established to cover eligible employees and employees of any designated affiliate. The 401(k) Plan permits eligible persons to defer up to 50% of their annual compensation into the 401(k) Plan, subject to certain limitations imposed by the Internal Revenue Code. Employees’ elective deferrals are immediately vested upon contribution to the 401(k) Plan. We match employee contributions to the 401(k) Plan dollar for dollar up to 4% of the employee’s annual salary. In addition, we may elect to make an annual discretionary profit-sharing contribution. Approximately $7.9 million, $6.7 million and $4.2 million was recognized as expense in each of the years ended December 31, 2004, 2003 and 2002, respectively.
NOTE 23 — COMMITMENTS AND CONTINGENCIES
Concentration of Credit Risk
      We maintain cash and cash equivalents at financial institutions. The combined account balances at each institution typically exceed FDIC insurance coverage and, as a result, there is a concentration of credit risk related to amounts on deposit in excess of FDIC insurance coverage. We believe this risk is not significant.
Environmental
      As an owner of real estate, we are subject to various environmental laws of federal and local governments. Our compliance with existing laws has not had a material adverse effect on our financial condition and results of operations, and we do not believe it will have a material adverse effect in the future. However, we cannot predict the impact of unforeseen environmental contingencies or new or changed laws or regulations on our properties, properties we have sold, or on properties that we may acquire.
Litigation
      We are not presently subject to material litigation nor, to our knowledge, is any material litigation threatened against us, other than routine actions for negligence and other claims and administrative proceedings arising in the ordinary course of business, some of which are expected to be covered by liability insurance and all of which collectively are not expected to have a material adverse effect on our financial condition, results of operations, or liquidity.

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 23 — COMMITMENTS AND CONTINGENCIES — (continued)
Contingencies
      Certain joint venture agreements contain buy/ sell options in which each party has the option to acquire the interest of the other party. Except for certain agreements in which our partners in one of our properties can require us to buy their interests, such agreements do not generally require that we buy our partners’ interest. The exceptions allow our unaffiliated partners, at their election, to require that we buy their interests during specified future time periods, commencing in 2009 and at amounts that represent the fair market value of their interest at that time or at amounts based on formulas contained in the respective agreements. In addition, we have granted options to each of three tenants to purchase the property it occupies.
      In accordance with Statement of Accounting Standards No. 5 Accounting for Contingencies, we have not recorded a liability or the related asset that would result from the acquisition in connection with the above potential obligations because the probability of our unaffiliated partners requiring us to buy their interest is not currently determinable and we are unable to estimate the amount of the payment required for that purpose.
      Approximately 230 of our properties, consisting of 30.9 million square feet, are subject to restrictions on taxable dispositions under tax protection agreements entered into with some of the contributors of the properties. The carrying value of these properties was approximately $6.5 billion at December 31, 2004. The restrictions on taxable dispositions are effective for periods expiring at different times through 2021. The terms of these tax protection agreements generally prevent us from selling the properties in taxable transactions unless we indemnify the contributing partners for their income tax liability on the portion of the gain on sale allocated to them as a result of the property’s value at the time of its contribution to us or, in some cases, to our predecessor. We do not believe that the tax protection agreements materially affect the conduct of our business or our decisions whether to dispose of restricted properties during the restriction period because we generally hold these and our other properties for investment purposes, rather than for sale. Historically, however, where we have deemed it to be in our shareholders’ best interests to dispose of restricted properties, we have done so through transactions structured as tax-deferred transactions under section 1031 of the Internal Revenue Code. We anticipate structuring most future dispositions of restricted properties as transactions intended to qualify for tax-deferred treatment. We therefore view the likelihood of incurring any such material indemnification obligations to be remote. Were we to dispose of a restricted property in a taxable transaction, we generally would be required to pay to a partner that is a beneficiary of one of the tax protection agreements an amount based on the amount of income tax the partner would be required to pay on the incremental gain allocated to such partner as a result of the built-in gain that existed with respect to such property at the time of its contribution to us, or in some cases, to our predecessor. In some cases there is a further requirement to reimburse any additional tax liability arising from the indemnification payment itself. The exact amount that would be payable with respect to any particular taxable sale of a restricted property would depend on a number of factors, many of which can only be calculated at the time of any future sale, including the sale price of the property at the time of the sale, the partnership’s basis in the property at the time of the sale, the partner’s basis in the assets at the time of the contribution, the partner’s applicable rate of federal, state and local taxation at the time of the sale, and the timing of the sale itself.
Insurance
      Property Damage, Business Interruption, Earthquake and Terrorism: The insurance coverage provided through third-party insurance carriers is subject to coverage limitations. For each type of insurance coverage described below, should an uninsured or underinsured loss occur, we could lose all or a portion of our investment in, and anticipated cash flows from, one or more of the properties. In addition, there can be no

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NOTE 23 — COMMITMENTS AND CONTINGENCIES — (continued)
assurance that third-party insurance carriers will be able to maintain reinsurance sufficient to cover any losses that may be incurred.
         
Type of Insurance   Equity Office   Third-Party
Coverage   Loss Exposure/Deductible   Coverage Limitation
         
Property damage and        
business interruption(a)   $50 million per occurrence and $75 million annual aggregate exposure (which includes amounts paid for earthquake loss), plus $1 million per occurrence deductible  

$1.0 billion per occurrence(c)
Earthquake(a)(b)   $75 million per occurrence and annual aggregate exposure (which includes amounts paid for property damage and business interruption loss), plus $1 million per occurrence deductible  

$325 million in the aggregate per year(c)
Acts of terrorism(d)
  $2.8 million per occurrence deductible (plus 10% of each and every loss with a maximum per occurrence exposure of $35.3 million which includes the $2.8 million deductible)  

$825 million per occurrence(e)
 
(a)  We retain up to $75 million annual aggregate of such loss throughout the portfolio. In the event of a loss in excess of this retention limit, the third-party insurance carriers would be obligated to cover the losses up to the stated coverage amounts in the above table.
(b) The amount of the third party insurance relating to earthquakes is based on maximum probable loss studies performed by independent third parties. The maximum annual aggregate payment amount for earthquake loss is $325 million, inclusive of our loss exposure of $75 million plus $1 million per occurrence deductible. There can be no assurance that the maximum probable loss studies have accurately estimated losses that may occur.
 
(c) These amounts include our loss exposure/deductible amount.
 
(d) The coverage includes nuclear, chemical and biological events. The coverage does not apply to non-TRIA (Terrorism Insurance Act of 2002) events (which are terrorism events that are not committed by a foreigner or a foreign country). We maintain separate insurance with a $325 million annual aggregate limit subject to a deductible of $1 million for non-TRIA events. This separate coverage for non-TRIA events excludes nuclear, biological and chemical events. The Terrorism Insurance Act of 2002 will expire December 31, 2005 and there is a risk it will not be extended past this date. Should the act not be extended, the structure, terms or conditions (including premiums and coverage) of our terrorism insurance program would likely be affected for future periods.
 
(e) This amount is in excess of our deductible amounts.
      Pollution: We have pollution and remediation insurance coverage for both sudden and gradual events. Limits for this exposure are $2 million per loss and $10 million aggregate per year subject to a deductible of $100,000.
      Workers Compensation, Automobile Liability and General Liability: We have per occurrence deductible amounts for workers compensation of $500,000, auto liability of $250,000 and general liability of $1,000,000.
NOTE 24 — SUBSEQUENT EVENTS
      The following transactions occurred subsequent to December 31, 2004, through March 14, 2005:
      1. We acquired Summit at Douglas Ridge Phase I, which consists of one office building comprising approximately 92,941 square feet in Roseville, California for a purchase price of approximately $25.0 million.

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (continued)
NOTE 24 — SUBSEQUENT EVENTS — (continued)
      2. We disposed of the following properties:
                                 
        Number of        
        Buildings   Square Feet   Sales Price
Property   Location   (Unaudited)   (Unaudited)   (Dollars in thousands)
                 
Northland Plaza(a)
    Bloomington, MN       1       296,967     $ 43,000  
Meier Central North — Buildings 13 and 14
    Santa Clara, CA       2       29,200       1,986  
Water’s Edge(b)
    Playa Vista, CA       2       243,433       85,500  
One Devon Square, Two Devon Square and Three Devon Square
    Wayne, PA       3       142,493       23,000  
Meier Central South — Building 12
    Santa Clara, CA       1       31,500       2,867  
One Valley Square, Two Valley Square, Three Valley Square, Four and Five Valley Square, Oak Hill Plaza, Walnut Hill Plaza and Four Falls
  Suburban Philadelphia, PA     8       863,124       136,000  
                         
     
Total
      17       1,606,717     $ 292,353  
                         
 
  (a)  This property was classified as held for sale at December 31, 2004 and written down to its estimated fair value less costs to sell, which approximated the fair value at the time of sale.
 
  (b)  We sold our 87.5% interest in this property.
      3. We repaid $125 million of 6.88% unsecured notes and $400 million of 6.63% unsecured notes that matured in February 2005.
      4. We repaid the mortgage debt that encumbered the Island Corporate Center and San Mateo Bay Center II office properties for a total of approximately $21.8 million.
      5. We obtained a $250 million unsecured term loan facility, which bears interest at LIBOR plus 35 basis points (the spread is subject to change based on our credit rating) and matures in February 2006. Amounts borrowed under this facility are required to be repaid with net proceeds from the issuance of unsecured notes, and at our option, with certain proceeds from future asset sales. We have the option through August 2005 to increase the facility up to $600 million. Upon exercise of the option, the interest rate will increase to 65 basis points (this spread is subject to change based on our credit rating). This term loan facility is subject to the same financial covenants as our existing $1 billion line of credit.
      6. Effective January 4, 2005, we signed an amendment to a lease that reduced a tenant’s space at 1301 Avenue of the Americas, New York, NY, from approximately 564,000 square feet to approximately 250,000 square feet. In connection with this agreement, we recognized a lease termination fee of approximately $44.4 million, net of outstanding deferred rent receivable balances.

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Item 9.     Changes in and Disagreements With Accountants on Accounting and Financial Disclosure.
      None.
Item 9A.     Controls and Procedures.
Evaluation of Disclosure Controls and Procedures
      As of the end of the period covered by this report, we carried out an evaluation, under the supervision and with the participation of Equity Office’s management, including Equity Office’s Chief Executive Officer and Chief Financial Officer, of the effectiveness of the design and operation of our disclosure controls and procedures. Based upon their evaluation as of December 31, 2004, Equity Office’s Chief Executive Officer and Chief Financial Officer have concluded that our disclosure controls and procedures (as defined in Rules 13a-15(e) and 15d-15(e) under the Exchange Act) are effective to ensure that information required to be disclosed by us in our Exchange Act filings is recorded, processed, summarized and reported within the time periods specified in the Commission’s rules and forms.
Management’s Report on Internal Control over Financial Reporting
      Equity Office’s management is responsible for establishing and maintaining adequate internal control over financial reporting, as such term is defined in Exchange Act Rules 13a-15(f) and 15d-15(f). Under the supervision and with the participation of Equity Office’s management, including Equity Office’s Chief Executive Officer and Chief Financial Officer, Equity Office conducted an evaluation of the effectiveness of our internal control over financial reporting as of December 31, 2004 based on the framework in Internal Control — Integrated Framework issued by the Committee of Sponsoring Organizations of the Treadway Commission (COSO). Based on the evaluation, Equity Office’s management concluded that our internal control over financial reporting was effective as of December 31, 2004.
      Equity Office’s management’s assessment of the effectiveness of our internal control over financial reporting as of December 31, 2004 has been audited by Ernst & Young LLP, an independent registered public accounting firm, as stated in their report which is included elsewhere herein.
Changes in Internal Control over Financial Reporting
      There were no changes in our internal control over financial reporting identified in connection with the evaluation referred to above that have materially affected, or are reasonably likely to materially affect, our internal control over financial reporting.
Item 9B.     Other Information.
      None.

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PART III
Item 10.     Directors and Executive Officers of the Registrant.
      Information about Trustees of Equity Office and Section 16(a) beneficial ownership reporting compliance is incorporated by reference from the discussion under Proposal 1 in Equity Office’s Proxy Statement for the 2005 Annual Meeting of Shareholders. The balance of the response to this item is contained in the discussion entitled “Executive and Senior Officers of Equity Office” under Item 1 of Part I of this report.
      Information about Equity Office’s audit committee financial expert is incorporated by reference to Equity Office’s Proxy Statement for the 2005 Annual Meeting of Shareholders.
      Equity Office has adopted a code of ethics that applies to its principal officer, principal financial officer and principal accounting officer, which is available on its website at www.equityoffice.com. Any amendment to, or waiver from, a provision of such code of ethics will be posted on our website.
Item 11.     Executive Compensation.
      Information about executive compensation is incorporated by reference from the discussion under the heading “Executive Compensation” in Equity Office’s Proxy Statement for the 2005 Annual Meeting of Shareholders.
Item 12. Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters.
      Information about security ownership of certain beneficial owners and management, and information about Equity Office’s equity compensation plans are incorporated by reference from the discussion under the headings “Common Share and Unit Ownership by Trustees and Executive Officers” and “Equity Compensation Plan Information” in Equity Office’s Proxy Statement for the 2005 Annual Meeting of Shareholders.
Item 13.     Certain Relationships and Related Transactions.
      Information about certain relationships and transactions with related parties is incorporated herein by reference from the discussion under the heading “Certain Relationships and Related Transactions” in Equity Office’s Proxy Statement for the 2005 Annual Meeting of Shareholders.
Item 14.     Principal Accountant Fees and Services.
      Information about principal accountant fees and services is incorporated by reference from the discussion under the heading “Proposal 2: Ratification of the Audit Committee’s Appointment of Independent Auditors” in Equity Office’s Proxy Statement for the 2005 Annual Meeting of Shareholders.

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PART IV
Item 15. Exhibits and Financial Statement Schedules.
      (a)(1) Financial Statements:
           Report of Independent Registered Public Accounting Firm
  Consolidated Balance Sheets as of December 31, 2004 and 2003
 
  Consolidated Statements of Operations for the years ended December 31, 2004, 2003 and 2002
 
  Consolidated Statements of Changes in Partners’ Capital for the years ended December 31, 2004, 2003 and 2002
 
  Consolidated Statements of Cash Flows for the years ended December 31, 2004, 2003 and 2002
           Notes to Consolidated Financial Statements
      (a)(2) Financial Statement Schedules:
           Schedule III — Real Estate and Accumulated Depreciation as of December 31, 2004
      All other schedules for which provision is made in the applicable accounting regulations of the SEC are not required under the related instructions or are inapplicable and therefore have been omitted.
      (a)(3) Exhibits:
  The exhibits required by this item are set forth on the Exhibit Index attached hereto.
      (b) Exhibits:
           See Item 15(a)(3) above.
      (c) Financial Statement Schedules:
           Schedule III — Real Estate and Accumulated Depreciation as of December 31, 2004.

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SIGNATURES
      Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
  EOP Operating Limited Partnership
  By:  Equity Office Properties Trust
            its general partner
  By:  /s/ Richard D. Kincaid
 
 
  Richard D. Kincaid
  President and Chief Executive Officer
 
  Date: March 16, 2005
      Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the general partner of the registrant in the capacities indicated as of March 16, 2005.
         
Signature   Title
     
 
/s/ Richard D. Kincaid
 
Richard D. Kincaid
  President, Chief Executive Officer and Trustee
(principal executive officer)
 
/s/ Marsha C. Williams
 
Marsha C. Williams
  Executive Vice President and Chief Financial Officer
(principal financial officer)
 
/s/ Virginia L. Seggerman
 
Virginia L. Seggerman
  Senior Vice President and Chief Accounting Officer
(principal accounting officer)
 
/s/ Samuel Zell
 
Samuel Zell
  Chairman of the Board of Trustees
 
/s/ Marilyn A. Alexander
 
Marilyn A. Alexander
  Trustee
 
/s/ Thomas E. Dobrowski
 
Thomas E. Dobrowski
  Trustee
 
/s/ William M. Goodyear
 
William M. Goodyear
  Trustee
 
/s/ James D. Harper, Jr.
 
James D. Harper, Jr.
  Trustee
 
/s/ David K. McKown
 
David K. McKown
  Trustee
 
/s/ Sheli Z. Rosenberg
 
Sheli Z. Rosenberg
  Trustee


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Signature   Title
     

 
Stephen I. Sadove
  Trustee
 

 
Edwin N. Sidman
  Trustee
 

 
Sally Susman
  Trustee
 
/s/ Jan H. W. R. van der Vlist
 
Jan H. W. R. van der Vlist
  Trustee


Table of Contents

EXHIBIT INDEX
             
Exhibit No.   Description   Location
         
  3 .1   Third Amended and Restated Agreement of Limited Partnership of EOP Partnership   Incorporated by reference to Exhibit 99.8 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  3 .2   First Amendment to Third Amended and Restated Agreement of Limited Partnership of EOP Partnership   Incorporated by reference to Exhibit 4.1 to EOP Partnership’s 2002 Third Quarter Form 10-Q
  3 .3   Second Amendment to the Third Amended and Restated Agreement of Limited Partnership of EOP Partnership   Incorporated by reference to Exhibit 10.1 to Equity Office’s 2003 Second Quarter Form 10-Q
  3 .4   Third Amendment to the Third Amended and Restated Agreement of Limited Partnership of EOP Partnership   Incorporated by reference to Exhibit 10.4 to Equity Office’s 2004 Annual Report on Form 10-K
  3 .5   Fourth Amendment to the Third Amended and Restated Agreement of Limited Partnership of EOP Partnership   Incorporated by reference to Exhibit 3.1 to EOP Partnership’s 2004 Second Quarter Form 10-Q
  4 .1   Indenture, dated as of September 2, 1997, between EOP Partnership and State Street Bank and Trust Company   Incorporated by reference to Exhibit 4.1 to Equity Office’s 1997 Annual Report on Form 10-K, as amended
  4 .2   First Supplemental Indenture, dated as of February 9, 1998, between EOP Partnership and State Street Bank and Trust Company   Incorporated by reference to Exhibit 4.2 to Equity Office’s 1997 Annual Report on Form 10-K, as amended
  4 .3   $200,000,000 6.625% Note due 2005. Another $200,000,000 6.625% Note due 2005, identical in all material respects to the Note filed as Exhibit 4.4 to Equity Office’s 1997 Annual Report on Form 10-K, as amended, has not been filed   Incorporated by reference to Exhibit 4.4 to Equity Office’s 1997 Annual Report on Form 10-K, as amended
  4 .4   $200,000,000 6.750% Note due 2008. A $100,000,000 6.750% Note due 2008, identical in all material respects other than principal amount to the Note filed as Exhibit 4.5 to Equity Office’s 1997 Annual Report on Form 10-K, as amended, has not been filed   Incorporated by reference to Exhibit 4.5 to Equity Office’s 1997 Annual Report on Form 10-K, as amended
  4 .5   $200,000,000 7.250% Note due 2018. A $50,000,000 7.250% Note due 2018, identical in all material respects other than principal amount to the Note filed as Exhibit 4.6 to Equity Office’s Annual Report on Form 10-K for the year ended December 31, 1997, as amended, has not been filed   Incorporated by reference to Exhibit 4.6 to Equity Office’s 1997 Annual Report on Form 10-K, as amended
  4 .6   $30,000,000 7.24% Senior Note due 2004   Incorporated by reference to Exhibit 4.8 to Equity Office’s 1997 Annual Report on Form 10-K, as amended
  4 .7   $50,000,000 7.36% Senior Note due 2005   Incorporated by reference to Exhibit 4.9 to Equity Office’s 1997 Annual Report on Form 10-K, as amended


Table of Contents

             
Exhibit No.   Description   Location
         
  4 .8   $50,000,000 7.44% Senior Note due 2006   Incorporated by reference to Exhibit 4.10 to Equity Office’s 1997 Annual Report on Form 10-K, as amended
  4 .9   $50,000,000 7.41% Senior Note due 2007   Incorporated by reference to Exhibit 4.11 to Equity Office’s 1997 Annual Report on Form 10-K, as amended)
  4 .10   $250,000,000 6.50% Notes due 2004   Incorporated by reference to Exhibit 4.12 to Equity Office’s 2000 Annual Report on Form 10-K, as amended
  4 .11   $300,000,000 6.763% Notes due 2007   Incorporated by reference to Exhibit 4.13 to Equity Office’s 2000 Annual Report on Form 10-K, as amended
  4 .12   $225,000,000 7.25% Notes due 2028   Incorporated by reference to Exhibit 4.14 to Equity Office’s 2000 Annual Report on Form 10-K, as amended
  4 .13   $300,000,000 6.5% Notes due 2004   Incorporated by reference to Exhibit 4.16 to Equity Office’s 2000 Annual Report on Form 10-K, as amended
  4 .14   $500,000,000 6.8% Notes due 2009   Incorporated by reference to Exhibit 4.17 to Equity Office’s 2000 Annual Report on Form 10-K, as amended
  4 .15   $200,000,000 7.5% Notes due April 19, 2029   Incorporated by reference to Exhibit 4.23 to EOP Partnership’s Current Report on Form 8-K filed with the SEC on April 19, 1999
  4 .16   $400,000,000 8.375% Note due March 15, 2006   Incorporated by reference to Exhibit 4.24 to EOP Partnership’s Current Report on Form 8-K filed with the SEC on March 24, 2000
  4 .17   $100,000,000 8.375% Note due March 15, 2006   Incorporated by reference to Exhibit 4.25 to EOP Partnership’s Current Report on Form 8-K filed with the SEC on March 24, 2000
  4 .18   $360,000,000 8.10% Note due August 1, 2010 of EOP Partnership   Incorporated by reference to Exhibit 4.1 to EOP Partnership’s Current Report on Form 8-K filed with the SEC on August 8, 2000
  4 .19   Indenture, dated August 23, 2000, by and among EOP Partnership, Equity Office and State Street Bank and Trust Company   Incorporated by reference to Exhibit 4.1 to Equity Office’s Registration Statement on Form S-3 (SEC File No. 333-47754)
  4 .20   $300,000,000 (or applicable lesser amount) Senior Exchangeable Note due November 15, 2008, and related Guarantee   Incorporated by reference to Exhibit 4.23 to Equity Office’s 2001 Annual Report on Form 10-K, as amended
  4 .21   $25,000,000 (or applicable lesser amount) Senior Exchangeable Note due November 15, 2008, and related Guarantee   Incorporated by reference to Exhibit 4.24 to Equity Office’s 2001 Annual Report on Form 10-K, as amended


Table of Contents

             
Exhibit No.   Description   Location
         
  4 .22   $325,000,000 (or applicable lesser amount) Senior Exchangeable Notes due November 15, 2008, and related Guarantee   Incorporated by reference to Exhibit 4.25 to Equity Office’s 2001 Annual Report on Form 10-K, as amended
  4 .23   Indenture, dated August 29, 2000, by and between EOP Partnership and U.S. Bank National Association (formerly known as U.S. Bank Trust National Association)   Incorporated by reference to Exhibit 4.1 to EOP Partnership’s Registration Statement on Form S-3, as amended (SEC File No. 333-43530)
  4 .24   First Supplemental Indenture, dated June 18, 2001, among EOP Partnership, Equity Office and U.S. Bank National Association (formerly known as U.S. Bank Trust National Association)   Incorporated by reference to Exhibit 4.2 to Equity Office’s Registration Statement on Form S-3, as amended (SEC File No. 333-58976)
  4 .25   $400,000,000 73/4% Note due 2007   Incorporated by reference to Exhibit 4.5 to EOP Partnership’s Current Report on Form 8-K filed with the SEC on November 20, 2000
  4 .26   $200,000,000 73/4% Note due 2007   Incorporated by reference to Exhibit 4.6 to EOP Partnership’s Current Report on Form 8-K filed with the SEC on November 20, 2000
  4 .27   $500,000,000 7.000% Note due July 15, 2011, and related Guarantee   Incorporated by reference to Exhibit 4.4 to EOP Partnership’s Current Report on Form 8-K filed with the SEC on July 18, 2001
  4 .28   $500,000,000 7.000% Note due July 15, 2011, and related Guarantee   Incorporated by reference to Exhibit 4.5 to EOP Partnership’s Current Report on Form 8-K filed with the SEC on July 18, 2001
  4 .29   $100,000,000 7.000% Note due July 15, 2011, and related Guarantee   Incorporated by reference to Exhibit 4.6 to EOP Partnership’s Current Report on Form 8-K filed with the SEC on July 18, 2001
  4 .30   $300,000,000 7.875% Note due July 15, 2031, and related Guarantee   Incorporated by reference to Exhibit 4.7 to EOP Partnership’s Current Report on Form 8-K filed with the SEC on July 18, 2001
  4 .31   $400,000,000 63/4% Note due February 15, 2012, and related Guarantee   Incorporated by reference to Exhibit 4.1 to EOP Partnership’s Current Report on Form 8-K filed with the SEC on February 15, 2002
  4 .32   $100,000,000 63/4% Note due February 15, 2012, and related Guarantee   Incorporated by reference to Exhibit 4.2 to EOP Partnership’s Current Report on Form 8-K filed with the SEC on February 15, 2002
  4 .33   Indenture, dated as of December 6, 1995, among Spieker and State Street Bank and Trust, as Trustee   Incorporated by reference to Exhibit 99.17.1 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001


Table of Contents

             
Exhibit No.   Description   Location
         
  4 .34   Fourth Supplemental Indenture, dated as of January 24, 1996, among Spieker, Spieker Partnership and State Street   Incorporated by reference to Exhibit 99.17.7 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .35   $100,000,000 6.90% Note due January 15, 2004   Incorporated by reference to Exhibit 99.17.8 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .36   Fifth Supplemental Indenture, dated as of June 20, 1996, among Spieker, Spieker Partnership and State Street   Incorporated by reference to Exhibit 99.17.9 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .37   $100,000,000 Medium-Term Notes due nine months or more from July 19, 1996   Incorporated by reference to Exhibit 99.17.10 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .38   Sixth Supplemental Indenture, dated as of December 10, 1996, among Spieker, Spieker Partnership and State Street   Incorporated by reference to Exhibit 99.17.12 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .39   $100,000,000 7.125% Note due December 1, 2006   Incorporated by reference to Exhibit 99.17.13 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .40   Seventh Supplemental Indenture, dated as of December 10, 1996, among Spieker, Spieker Partnership and State Street   Incorporated by reference to Exhibit 99.17.14 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .41   $25,000,000 7.875% Note due December 1, 2016   Incorporated by reference to Exhibit 99.17.15 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .42   Eighth Supplemental Indenture, dated as of July 14, 1997, among Spieker, Spieker Partnership and State Street   Incorporated by reference to Exhibit 99.17.16 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .43   $150,000,000 7.125% Note due July 1, 2009   Incorporated by reference to Exhibit 99.17.17 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .44   Ninth Supplemental Indenture, dated as of September 29, 1997, among Spieker, Spieker Partnership, First Trust of California, National Association and State Street   Incorporated by reference to Exhibit 99.17.18 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .45   $150,000,000 7.50% Debenture due October 1, 2027   Incorporated by reference to Exhibit 99.17.19 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001


Table of Contents

             
Exhibit No.   Description   Location
         
  4 .46   Tenth Supplemental Indenture, dated as of December 8, 1997, among Spieker, Spieker Partnership and First Trust of California, National Association   Incorporated by reference to Exhibit 99.17.20 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .47   $200,000,000 7.35% Debenture due December 1, 2017   Incorporated by reference to Exhibit 99.17.21 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .48   Eleventh Supplemental Indenture, dated as of January 27, 1998, among Spieker, Spieker Partnership and First Trust of California, National Association   Incorporated by reference to Exhibit 99.17.22 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .49   $150,000,000 6.75% Note due January 15, 2008   Incorporated by reference to Exhibit 99.17.23 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .50   Twelfth Supplemental Indenture, dated as of February 2, 1998, among Spieker, Spieker Partnership and First Trust of California, National Association   Incorporated by reference to Exhibit 99.17.24 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .51   $125,000,000 6.875% Note due February 1, 2005   Incorporated by reference to Exhibit 99.17.25 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .52   Thirteenth Supplemental Indenture, dated as of February 2, 1998, among Spieker, Spieker Partnership and First Trust of California, National Association   Incorporated by reference to Exhibit 99.17.26 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .53   $1,500,000 7.0% Note due February 1, 2007   Incorporated by reference to Exhibit 99.17.27 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .54   Fourteenth Supplemental Indenture, dated as of April 29, 1998, among Spieker, Spieker Partnership and U.S. Bank National Association (formerly known as U.S. Bank Trust National Association)   Incorporated by reference to Exhibit 99.17.28 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .55   $25,000,000 6.88% Note due April 30, 2007   Incorporated by reference to Exhibit 99.17.29 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .56   Fifteenth Supplemental Indenture, dated as of May 11, 1999, among Spieker, Spieker Partnership and U.S. Bank National Association (formerly known as U.S. Bank Trust National Association)   Incorporated by reference to Exhibit 99.17.30 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001


Table of Contents

             
Exhibit No.   Description   Location
         
  4 .57   $200,000,000 6.8% Note due May 1, 2004   Incorporated by reference to Exhibit 99.17.31 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .58   $200,000,000 7.25% Note due May 1, 2009   Incorporated by reference to Exhibit 99.17.32 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .59   Sixteenth Supplemental Indenture, dated as of December 11, 2000, among Spieker, Spieker Partnership and U.S. Bank National Association (formerly known as U.S. Bank Trust National Association)   Incorporated by reference to Exhibit 99.17.33 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .60   $200,000,000 7.65% Note due December 15, 2010   Incorporated by reference to Exhibit 99.17.34 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .61   Seventeenth Supplemental Indenture relating to the substitution of Equity Office and EOP Partnership as successor entities for Spieker and Spieker Partnership, respectively   Incorporated by reference to Exhibit 99.17.35 to Equity Office’s Current Report on Form 8-K filed with the SEC on July 5, 2001
  4 .62   $400,000,000 5.875% Note due January 15, 2013, and related Guarantee   Incorporated by reference to Exhibit 4.1 to the Current Report on Form 8-K of EOP Partnership filed with the SEC on January 15, 2003
  4 .63   $100,000,000 5.875% Note due January 15, 2013, and related Guarantee   Incorporated by reference to Exhibit 4.2 to the Current Report on Form 8-K of EOP Partnership filed with the SEC on January 15, 2003
  4 .64   $500,000,000 4.75% Note due March 15, 2014 and related Guarantee (another $500,000,000 4.75% Note due March 15, 2014 and related Guarantee, identical in all material respects to the Note filed as Exhibit 4.3 to the Current Report on Form 8-K of EOP Partnership filed with the SEC on March 26, 2004, has not been filed)   Incorporated by reference to Exhibit 4.3 to the Current Report on Form 8-K of EOP Partnership filed with the SEC on March 26, 2004
  4 .65   $45,000,000 Floating Rate Note due May 27, 2014 and related Guarantee   Incorporated by reference to Exhibit 4.3 to the Current Report on Form 8-K of EOP Partnership filed with the SEC on May 26, 2004


Table of Contents

             
Exhibit No.   Description   Location
         
  4 .66   $500,000,000 4.65% Fixed Rate Note due October 1, 2010 and related Guarantee (another $300,000,000 4.65% Fixed Rate Note due October 1, 2010 and related Guarantee, identical in all material respects, other than the principal amount, to the Note filed as Exhibit 4.3 to the Current Report on Form 8-K of EOP Partnership filed with the SEC on October 7, 2004, has not been filed)   Incorporated by reference to Exhibit 4.3 to the Current Report on Form 8-K of EOP Partnership filed with the SEC on October 7, 2004
  4 .67   $200,000,000 Floating Rate Note due October 1, 2010 and related Guarantee   Incorporated by reference to Exhibit 4.4 to the Current Report on Form 8-K of EOP Partnership filed with the SEC on October 7, 2004
  4 .68   Form of Medium-Term InterNote (Fixed Rate) and related Guarantee   Incorporated by reference to Exhibit 4.3 to the Current Report on Form 8-K of EOP Partnership filed with the SEC on June 15, 2004
  4 .69   Form of Medium-Term InterNote (Floating Rate) and related Guarantee   Incorporated by reference to Exhibit 4.4 to the Current Report on Form 8-K of EOP Partnership filed with the SEC on June 15, 2004
  4 .70   New Trustee Appointment Agreement, dated June 10, 2004, among EOP Partnership, Equity Office and BNY Midwest Trust Company   Incorporated by reference to Exhibit 4.5 to the Current Report on Form 8-K of EOP Partnership filed with the SEC on June 15, 2004
  4 .71   Schedule of Medium-Term InterNotes (Fixed Rate) issued as of June 30, 2004   Incorporated by reference to Exhibit 4.5 to EOP Partnership’s 2004 Second Quarter 10-Q
  4 .72   Schedule of Medium-Term InterNotes (Fixed Rate) issued from July 1, 2004 to September 30, 2004   Incorporated by reference to Exhibit 4.6 to EOP Partnership’s 2004 Third Quarter 10-Q
  4 .73   Schedule of Medium-Term InterNotes (Fixed Rate) issued from October 1, 2004 to December 31, 2004   Filed herewith
  10 .1   Amended and Restated Operating Agreement No. 1 of Wilson/ Equity Office, LLC   Incorporated by reference to Exhibit 10.13 to Equity Office’s 2000 Annual Report on Form 10-K, as amended
  10 .2   Construction Loan Agreement, dated as of April 30, 2002, between Foundry Square Associates IV, LLC, a California limited liability company, as Borrower and Riverside Finance Company, L.L.C., a Delaware limited liability company, as Lender   Incorporated by reference to Exhibit 10.6 to Equity Office’s 2002 Second Quarter Form 10-Q


Table of Contents

             
Exhibit No.   Description   Location
         
  10 .3   Separation Agreement dated as of December 24, 2002, by and between Wilson/ Equity Office, LLC, Wilson Investors — California, LLC, EOP Investor, L.L.C., EOP — Concar Investor, L.L.C., Equity Office Properties Management Corp., EOP Partnership, Equity Office, William Wilson III, Thomas P. Sullivan, Jacqueline U. Moore, A. Robert Paratte, H. Lee Van Boven, Terry Reagan, Scott Stephens and Jon Knorpp   Incorporated by reference to Exhibit 10.8 to Equity Office’s 2002 Annual Report on Form 10-K
  10 .4†   Change in Control Agreement by and between Equity Office Management L.L.C., Equity Office and Richard D. Kincaid   Incorporated by reference to Exhibit 10.7 to Equity Office’s 2003 Third Quarter Form 10-Q
  10 .5†   Change in Control Agreement by and between Equity Office Properties Management Corp., Equity Office and Peter H. Adams   Incorporated by reference to Exhibit 10.3 to Equity Office’s 2001 Third Quarter Form 10-Q
  10 .6†   Assumption and Amendment to Change in Control Agreement by and between Equity Office Properties Management Corp., Equity Office, EOP Partnership and Peter H. Adams   Incorporated by reference to Exhibit 10.2 to Equity Office’s 2002 Third Quarter Form 10-Q
  10 .7†   Change in Control Agreement by and between Equity Office Properties Management Corp., Equity Office and Stanley M. Stevens   Incorporated herein by reference to Exhibit 10.8 to Equity Office’s 2001 Third Quarter Form 10-Q
  10 .8†   Assumption and Amendment to Change in Control Agreement by and between Equity Office Properties Management Corp., Equity Office, EOP Partnership and Stanley M. Stevens   Incorporated by reference to Exhibit 10.4 to Equity Office’s 2002 Third Quarter Form 10-Q
  10 .9†   Second Assumption and Amendment to Change in Control Agreement by and between Equity Office Management L.L.C., Equity Office, EOP Partnership and Stanley M. Stevens   Incorporated by reference to Exhibit 10.26 to Equity Office’s 2003 Annual Report on Form 10-K
  10 .10†   Change in Control Agreement by and between EOP Partnership, Equity Office and Marsha C. Williams   Incorporated herein by reference to Exhibit 10.1 to Equity Office’s 2004 First Quarter Form 10-Q
  10 .11†   Assumption to Change in Control Agreement by and between Equity Office Management L.L.C., Equity Office, EOP Partnership and Marsha C. Williams   Incorporated herein by reference to Exhibit 10.2 to Equity Office’s 2004 First Quarter Form 10-Q
  10 .12†   Change in Control Agreement by and between Equity Office Management L.L.C., Equity Office and Jeffrey L. Johnson   Incorporated herein by reference to Exhibit 10.3 to Equity Office’s 2004 First Quarter Form 10-Q


Table of Contents

             
Exhibit No.   Description   Location
         
  10 .13   Revolving Credit Agreement for $1,000,000,000 Revolving Credit Facility dated as of May 9, 2003 among EOP Operating Limited Partnership and the Banks listed therein   Incorporated by reference to Exhibit 4.1 to Equity Office’s 2003 First Quarter Form 10-Q
  10 .14   Guaranty of Payment — No. 1 dated as of May 9, 2003   Incorporated by reference to Exhibit 4.2 to Equity Office’s 2003 First Form 10-Q
  10 .15   Guaranty of Payment — No. 2 dated as of May 9, 2003   Incorporated by reference to Exhibit 4.3 to Equity Office’s 2003 First Quarter Form 10-Q
  10 .16   Amendment dated December 14, 2004 to Revolving Credit Agreement for $1,000,000,000 Revolving Credit Facility dated as of May 9, 2003 among EOP Operating Limited Partnership and the Banks listed therein   Incorporated by reference to Exhibit 10.1 to Equity Office’s Current Report on Form 8-K filed with the SEC on December 20, 2004
  10 .17   Revolving Credit Agreement for $1,000,000,000 Revolving Credit Facility dated as of December 17, 2003 among EOP Operating Limited Partnership and the Banks listed therein   Incorporated by reference to Exhibit 10.32 to Equity Office’s 2003 Annual Report on Form 10-K
  10 .18   Guaranty of Payment dated as of December 17, 2003   Incorporated by reference to Exhibit 10.33 to Equity Office’s 2003 Annual Report on Form 10-K
  10 .19   Revolving Credit Agreement for $500,000,000 Bridge Revolving Credit Facility dated as of July 29, 2004, and related Guaranty of Payment   Incorporated herein by reference to Exhibit 10.1 to EOP Partnership’s 2004 Third Quarter Form 10-Q
  10 .20   Credit Agreement for $250,000,000 Credit Facility dated as of February 10, 2005, and related Guaranty of Payment   Incorporated by reference to Exhibit 10.46 to Equity Office’s 2004 Annual Report on Form 10-K
  10 .21   Construction Loan Agreement, dated as of November 21, 2002, by and between WEO- Concar LLC, a California limited liability company, as Borrower and Riverside Finance L.L.C., a Delaware limited liability company, as Lender   Incorporated by reference to Exhibit 10.17 to Equity Office’s 2002 Annual Report on Form 10-K
  12 .1   Statement of Earnings to Fixed Charges   Filed herewith
  21 .1   List of Subsidiaries   Filed herewith
  23 .1   Consent of Independent Registered Public Accounting Firm   Filed herewith
  31 .1   Rule 13a-14(a)/15d-14(a) Certifications   Filed herewith
  32 .1   Section 1350 Certifications   Filed herewith
 
†  Represents a management contract or compensatory plan, contract or arrangement.


Table of Contents

Schedule III — Real Estate and Accumulated Depreciation as of December 31, 2004
                                                                                                                 
                                Costs Capitalized   Gross Amount Carried at                    
                            Subsequent to   Close of Period                    
                        Initial Cost   Acquisition   12/31/2004                    
                                            Date of        
                    Encumbrances       Building and       Building and       Building and       Accumulated   Construction/   Date   Depreciable
    Description   Notes   Location   State   at 12/31/04   Land   Improvements   Land   Improvements   Land   Improvements   Total(1)   Depreciation   Renovation   Acquired   Lives(2)
                                                                 
    Office Properties:                                                                                                            
    Atlanta Region                                                                                                            
    200 Galleria           Atlanta     GA     $     $ 10,282     $ 58,266     $     $ 4,917     $ 10,282     $ 63,183     $ 73,465     $ (7,917 )   1985   06/19/00     40  
    One Ninety One Peachtree Tower           Atlanta     GA             46,500       263,500             705       46,500       264,205       310,705       (30,291 )   1991   06/19/00     40  
    Central Park           Atlanta     GA       55,036       9,163       82,463             6,361       9,163       88,824       97,987       (17,938 )   1986   10/17/95     40  
    Lakeside Office Park           Atlanta     GA             4,792       43,132             3,362       4,792       46,494       51,286       (8,690 )   1972-1978   12/19/97     40  
    Paces West           Atlanta     GA             8,336       75,025             8,588       8,336       83,613       91,949       (16,402 )   1988   10/31/94     40  
    Perimeter Center           Atlanta     GA       185,228       46,817       402,107       280       34,970       47,097       437,077       484,174       (84,392 )   1970/1989   12/19/97     40  
                                                                                         
 
    Atlanta Region Totals     240,264       125,890       924,493       280       58,903       126,170       983,396       1,109,566       (165,630 )                
                                                                         
 
    Boston Region                                                                                                            
    Crosby Corporate Center           Bedford     MA             5,958       53,620       115       2,540       6,073       56,160       62,233       (10,042 )   1996   12/19/97     40  
    Crosby Corporate Center II           Bedford     MA             9,385       27,584       8       4,545       9,393       32,129       41,522       (7,160 )   1998   12/19/97     40  
    125 Summer Street           Boston     MA       68,663       18,000       102,000             11,740       18,000       113,740       131,740       (13,885 )   1989   06/19/00     40  
    222 Berkley Street           Boston     MA             25,593       145,029             5,583       25,593       150,612       176,205       (18,085 )   1991   06/19/00     40  
    500 Boylston Street           Boston     MA             39,000       221,000             2,036       39,000       223,036       262,036       (25,215 )   1988   06/19/00     40  
    Sixty State Street           Boston     MA       72,353             256,000             8,300             264,300       264,300       (29,970 )   1979   06/19/00     40  
    100 Summer Street           Boston     MA             22,271       200,439             66,570       22,271       267,009       289,280       (44,062 )   1974/1990   03/18/98     40  
    150 Federal Street           Boston     MA             14,131       127,182             17,859       14,131       145,041       159,172       (30,141 )   1988   12/19/97     40  
    175 Federal Street           Boston     MA             4,894       44,045             5,011       4,894       49,056       53,950       (9,221 )   1977   12/19/97     40  
    2 Oliver Street- 147 Milk Street           Boston     MA             5,017       45,157             1,936       5,017       47,093       52,110       (8,903 )   1988   12/19/97     40  
    225 Franklin Street           Boston     MA             34,608       311,471             12,975       34,608       324,446       359,054       (58,745 )   1966/1996   12/19/97     40  
    28 State Street           Boston     MA             9,513       85,623             42,835       9,513       128,458       137,971       (35,642 )   1968/1997   01/23/95     40  
    Center Plaza           Boston     MA             18,942       170,480             11,499       18,942       181,979       200,921       (33,441 )   1969   12/19/97     40  
    Russia Wharf           Boston     MA             3,891       35,023             2,909       3,891       37,932       41,823       (7,887 )   1978-1982   12/19/97     40  
    South Station           Boston     MA                   31,074             2,128             33,202       33,202       (5,917 )   1988   12/19/97     40  
    New England Executive Park           Burlington     MA             14,733       132,594       194       15,173       14,927       147,767       162,694       (28,826 )   1970/1985   12/19/97     40  
    New England Executive Park 17           Burlington     MA             904       8,135       8       950       912       9,085       9,997       (1,854 )   1970/1985   12/19/97     40  
    The Tower at N.E.E.P.            Burlington     MA             2,793       31,462       5       10,120       2,798       41,582       44,380       (7,595 )   1971/1999   03/31/98     40  
    One Memorial Drive           Cambridge     MA       55,754       14,862       88,216             3,930       14,862       92,146       107,008       (10,653 )   1985   06/19/00     40  
    One Canal Park           Cambridge     MA             2,006       18,054             2,396       2,006       20,450       22,456       (3,892 )   1987   12/19/97     40  
    245 First Street (a/k/a Riverview II)           Cambridge     MA             3,978       35,804       6       2,946       3,984       38,750       42,734       (6,834 )   1985-1986   12/19/97     40  
    Ten Canal Park           Cambridge     MA             2,383       21,448             176       2,383       21,624       24,007       (3,801 )   1987   12/19/97     40  
    Riverside Center           Newton     MA             24,000       69,849             19,909       24,000       89,758       113,758       (14,770 )   2000   12/19/97     40  
    175 Wyman Street           Walthan     MA             14,600       5,400       3       1,503       14,603       6,903       21,506       (6,826 )   1999   12/19/97     40  
    Wellesley Office Park 1-4           Wellesley     MA             5,518       49,662       6       5,610       5,524       55,272       60,796       (10,219 )   1963/1984   12/19/97     40  
    Wellesley 5-7           Wellesley     MA             9,335       84,018       13       5,297       9,348       89,315       98,663       (16,229 )   1963/1984   12/19/97     40  
    Wellesley 8           Wellesley     MA             1,639       14,754       2       286       1,641       15,040       16,681       (2,631 )   1963/1984   12/19/97     40  
                                                                                         
 
    Boston Region Totals     196,770       307,954       2,415,123       360       266,762       308,314       2,681,885       2,990,199       (452,446 )                
                                                                         
 
    Chicago Region                                                                                                            
    101 North Wacker           Chicago     IL             10,035       90,319             5,451       10,035       95,770       105,805       (18,218 )   1980/1990   12/19/97     40  
    200 West Adams           Chicago     IL             11,654       104,887             8,270       11,654       113,157       124,811       (22,989 )   1985/1996   12/19/97     40  
    30 North LaSalle           Chicago     IL             12,489       112,401             7,690       12,489       120,091       132,580       (24,639 )   1974/1990   06/13/97     40  
    Civic Opera House           Chicago     IL             12,771       114,942             8,808       12,771       123,750       136,521       (23,691 )   1929/1996   12/19/97     40  
    One North Franklin           Chicago     IL             9,830       88,474             7,727       9,830       96,201       106,031       (18,317 )   1991   12/31/92     40  
    Presidents Plaza           Chicago     IL             13,435       120,919             11,103       13,435       132,022       145,457       (24,121 )   1980-1982   12/19/97     40  
    BP Tower           Cleveland     OH             17,403       157,260             11,843       17,403       169,103       186,506       (33,069 )   1985   09/04/96     40  
    Community Corporate Center           Columbus     OH             3,019       27,170             3,570       3,019       30,740       33,759       (6,894 )   1987   06/14/90     40  
    One Crosswoods     (3)     Columbus     OH             1,059       9,530             (3,382 )     1,059       6,148       7,207       (818 )   1984   11/12/93     40  
    Corporate 500 Centre           Deerfield     IL       75,460       20,100       113,900             8,235       20,100       122,135       142,235       (14,939 )   1986/1990   06/19/00     40  
    1700 Higgins Centre           Des Plaines     IL             1,323       11,908       64       1,104       1,387       13,012       14,399       (2,608 )   1986   11/12/93     40  
    Tri-State International           Lincolnshire     IL             10,925       98,327       291       5,643       11,216       103,970       115,186       (19,227 )   1986   12/19/97     40  
    1111 West 22nd Street           Oakbrook     IL             4,834       43,508       48       2,289       4,882       45,797       50,679       (8,622 )   1984   12/19/97     40  
    Commerce Plaza     (11)     Oakbrook     IL             18,000       76,149             181       18,000       76,330       94,330       (1,682 )   1972-1974/1988   09/23/04     35  
    One Lincoln Centre           Oakbrook     IL             7,350       41,650             3,595       7,350       45,245       52,595       (5,773 )   1986   06/19/00     40  


Table of Contents

                                                                                                                 
                                Costs Capitalized   Gross Amount Carried at                    
                            Subsequent to   Close of Period                    
                        Initial Cost   Acquisition   12/31/2004                    
                                            Date of        
                    Encumbrances       Building and       Building and       Building and       Accumulated   Construction/   Date   Depreciable
    Description   Notes   Location   State   at 12/31/04   Land   Improvements   Land   Improvements   Land   Improvements   Total(1)   Depreciation   Renovation   Acquired   Lives(2)
                                                                 
    Oakbrook Terrace Tower           Oakbrook Terrace     IL             11,950       107,552       486       6,731       12,436       114,283       126,719       (23,077 )   1988   04/16/97     40  
    Westbrook Corporate Center           Westchester     IL       95,071       24,875       223,874       30       24,734       24,905       248,608       273,513       (46,558 )   1985/1996   12/19/97     40  
                                                                                         
 
    Chicago Region Totals     170,531       191,052       1,542,770       919       113,592       191,971       1,656,362       1,848,333       (295,242 )                
                                                                         
 
    Denver Region                                                                                                            
    410 17th Street           Denver     CO             4,474       40,264             8,700       4,474       48,964       53,438       (9,030 )   1978   04/30/98     40  
    4949 South Syracuse           Denver     CO             822       7,401       23       1,352       845       8,753       9,598       (1,693 )   1982   07/15/98     40  
    Denver Corporate Center II & III           Denver     CO             6,059       36,534       4       6,697       6,063       43,231       49,294       (9,018 )   1981/1993-1997   12/20/90     40  
    Denver Post Tower           Denver     CO                   52,937             7,221             60,158       60,158       (12,491 )   1984   04/21/98     40  
    Dominion Plaza           Denver     CO             5,990       53,911             7,192       5,990       61,103       67,093       (12,210 )   1983   05/14/98     40  
    Metropoint I           Denver     CO             6,375       39,375             4,693       6,375       44,068       50,443       (7,858 )   1987   07/15/98     40  
    Metropoint II           Denver     CO             1,777       17,865             3,209       1,777       21,074       22,851       (4,908 )   1999   04/10/00     40  
    U.S. Bank Tower     (11)     Denver     CO             6,301       72,274             2,585       6,301       74,859       81,160       (5,244 )   1974/2001   08/12/03     35  
    Tabor Center           Denver     CO             12,948       116,536             39,295       12,948       155,831       168,779       (24,346 )   1985   04/30/98     40  
    Trinity Place           Denver     CO             1,898       17,085             3,051       1,898       20,136       22,034       (4,197 )   1983   04/30/98     40  
    Millennium Plaza           Englewood     CO             7,757       38,314             578       7,757       38,892       46,649       (6,430 )   1982   05/19/98     40  
    Terrace Building           Englewood     CO             1,546       13,865       30       1,739       1,576       15,604       17,180       (2,583 )   1982   07/15/98     40  
    The Quadrant           Englewood     CO             4,357       39,215             4,455       4,357       43,670       48,027       (8,919 )   1985   12/01/92     40  
    The Solarium           Englewood     CO             1,951       17,560             2,603       1,951       20,163       22,114       (3,768 )   1982   07/15/98     40  
    Wells Fargo Center           Minneapolis     MN       110,831       39,045       221,255             1,952       39,045       223,207       262,252       (25,384 )   1988   06/19/00     40  
    LaSalle Plaza           Minneapolis     MN             9,681       87,127             5,006       9,681       92,133       101,814       (17,582 )   1991   11/25/97     40  
    49 E. Thomas Road           Phoenix     AZ             65       588             91       65       679       744       (139 )   1974/1993   12/11/96     40  
    One Phoenix Plaza           Phoenix     AZ             6,192       55,727                   6,192       55,727       61,919       (10,388 )   1989   12/04/96     40  
                                                                                         
 
    Denver Region Totals     110,831       117,238       927,833       57       100,419       117,295       1,028,252       1,145,547       (166,188 )                
                                                                         
 
    Houston Region                                                                                                            
    One American Center           Austin     TX                   70,812             11,668             82,480       82,480       (16,013 )   1984   11/01/95     40  
    One Congress Plaza           Austin     TX             6,502       58,521             7,894       6,502       66,415       72,917       (13,181 )   1987   11/12/93     40  
    San Jacinto Center           Austin     TX             5,075       45,671             7,488       5,075       53,159       58,234       (10,407 )   1987   12/13/91     40  
    Westech     (11)     Austin     TX             2,680       25,961             74       2,680       26,035       28,715       (67 )   1986   11/19/04     33  
    9400 NCX           Dallas     TX             3,570       32,130             6,645       3,570       38,775       42,345       (9,358 )   1981/1995   06/24/94     40  
    Colonnade I & II           Dallas     TX             9,044       81,394             7,656       9,044       89,050       98,094       (16,295 )   1983-1985   09/30/98     40  
    Colonnade III           Dallas     TX             6,152       56,634             6,084       6,152       62,718       68,870       (10,874 )   1998   09/30/98     40  
    Eighty Eighty Central           Dallas     TX             3,760       33,854             4,519       3,760       38,373       42,133       (7,901 )   1984   10/01/97     40  
    Four Forest Plaza           Dallas     TX             4,768       42,911             7,984       4,768       50,895       55,663       (10,523 )   1985   06/29/89     40  
    Lakeside Square           Dallas     TX             5,262       47,369       24       6,338       5,286       53,707       58,993       (9,774 )   1987   11/24/97     40  
    North Central Plaza Three           Dallas     TX             3,612       32,689             5,374       3,612       38,063       41,675       (7,864 )   1986/1994   04/21/92     40  
    2500 CityWest           Houston     TX             8,089       72,811             6,511       8,089       79,322       87,411       (14,938 )   1983   10/01/97     40  
    Brookhollow Central           Houston     TX             7,226       65,053             9,945       7,226       74,998       82,224       (15,091 )   1979, 1981, 1995   10/01/97     40  
    Intercontinental Center           Houston     TX             1,752       14,420       70       3,028       1,822       17,448       19,270       (3,961 )   1983/1991   06/28/89     40  
    Northborough Tower           Houston     TX             1,705       12,199       37       6,188       1,742       18,387       20,129       (3,696 )   1983/1990   08/03/89     40  
    San Felipe Plaza           Houston     TX       48,260       13,471       117,984       20       11,760       13,491       129,744       143,235       (27,257 )   1984   09/29/87     40  
    909 Lake Carolyn Parkway     (3)     Irving     TX             5,129       46,164       13       (24,730 )     5,142       21,434       26,576       (941 )   1988   01/07/99     40  
    545 E. John Carpenter Freeway     (3)     Irving     TX             5,525       49,728             (25,279 )     5,525       24,449       29,974       (1,100 )   1985   01/07/99     40  
    One Lakeway Center           Metairie     LA             2,804       25,235             4,081       2,804       29,316       32,120       (6,590 )   1981/1996   11/12/93     40  
    Two Lakeway Center           Metairie     LA             4,644       41,792       49       4,632       4,693       46,424       51,117       (9,836 )   1984/1996   11/12/93     40  
    Three Lakeway Center           Metairie     LA             4,695       43,661       59       4,359       4,754       48,020       52,774       (9,873 )   1987/1996   11/12/93     40  
    601 Tchoupitoulas Garage           New Orleans     LA             1,180       10,620             297       1,180       10,917       12,097       (2,052 )   1982   09/03/97     40  
    LL&E Tower           New Orleans     LA             6,186       55,672       46       8,293       6,232       63,965       70,197       (13,543 )   1987   09/03/97     40  
    Texaco Center           New Orleans     LA             6,686       60,177       10       6,023       6,696       66,200       72,896       (13,633 )   1984   09/03/97     40  
                                                                                         
 
    Houston Region Totals     48,260       119,517       1,143,462       328       86,832       119,845       1,230,294       1,350,139       (234,768 )                
                                                                         
 
    Los Angeles Region                                                                                                            
    Stadium Towers           Anaheim     CA             6,683       37,868             1,604       6,683       39,472       46,155       (3,739 )   1988   07/02/01     40  
    Brea Corporate Place           Brea     CA                   35,129             1,523             36,652       36,652       (3,418 )   1987   07/02/01     40  
    Brea Corporate Plaza           Brea     CA             1,902       10,776             708       1,902       11,484       13,386       (1,297 )   1982   07/02/01     40  
    Brea Financial Commons           Brea     CA             2,640       14,960             648       2,640       15,608       18,248       (1,437 )   1982/1989   07/02/01     40  
    Brea Park Centre           Brea     CA             2,682       15,198             2,000       2,682       17,198       19,880       (1,997 )   1979-1982,1990   07/02/01     40  
    SunAmerica Center     (12)     Century City     CA       200,667       47,863       271,223             14,754       47,863       285,977       333,840       (39,267 )   1990   09/07/99     40  


Table of Contents

                                                                                                                 
                                Costs Capitalized   Gross Amount Carried at                    
                            Subsequent to   Close of Period                    
                        Initial Cost   Acquisition   12/31/2004                    
                                            Date of        
                    Encumbrances       Building and       Building and       Building and       Accumulated   Construction/   Date   Depreciable
    Description   Notes   Location   State   at 12/31/04   Land   Improvements   Land   Improvements   Land   Improvements   Total(1)   Depreciation   Renovation   Acquired   Lives(2)
                                                                 
    Cerritos Towne Center           Cerritos     CA                   60,368             3,017             63,385       63,385       (5,882 )   1989/1998   07/02/01     40  
    700 North Brand           Glendale     CA       23,794       5,970       33,828             2,501       5,970       36,329       42,299       (4,853 )   1981   06/19/00     40  
    18301 Von Karman
(Apple Building)
          Irvine     CA             6,027       34,152             1,883       6,027       36,035       42,062       (4,656 )   1991   06/19/00     40  
    18581 Teller           Irvine     CA             1,485       8,415             2,422       1,485       10,837       12,322       (1,201 )   1983   07/02/01     40  
    2600 Michelson           Irvine     CA             11,291       63,984             4,649       11,291       68,633       79,924       (6,255 )   1986   07/02/01     40  
    Fairchild Corporate Center           Irvine     CA             2,363       13,388             713       2,363       14,101       16,464       (1,402 )   1979   07/02/01     40  
    Inwood Park           Irvine     CA             3,543       20,079             926       3,543       21,005       24,548       (1,971 )   1985/1996   07/02/01     40  
    Tower 17           Irvine     CA             7,562       42,849             1,787       7,562       44,636       52,198       (4,183 )   1987   07/02/01     40  
    1920 Main Plaza           Irvine     CA             5,481       47,526             3,381       5,481       50,907       56,388       (11,120 )   1988   09/29/94     40  
    2010 Main Plaza           Irvine     CA             5,197       46,774             4,586       5,197       51,360       56,557       (10,301 )   1988   12/13/94     40  
    The Tower in Westwood           Los Angeles     CA             10,041       56,899             1,239       10,041       58,138       68,179       (5,288 )   1989   07/02/01     40  
    10880 Wilshire Boulevard           Los Angeles     CA             28,009       149,841             10,005       28,009       159,846       187,855       (30,105 )   1970/1992   12/19/97     40  
    10960 Wilshire Boulevard           Los Angeles     CA             16,841       151,574             3,874       16,841       155,448       172,289       (28,000 )   1971/1992   12/19/97     40  
    550 South Hope Street           Los Angeles     CA             10,016       90,146             11,166       10,016       101,312       111,328       (19,135 )   1991   10/06/97     40  
    Two California Plaza           Los Angeles     CA                   156,197             50,717             206,914       206,914       (51,654 )   1992   08/23/96     40  
    Water’s Edge           Los Angeles     CA             16,697       42,853             10,951       16,697       53,804       70,501       (2,747 )   2002   06/27/01     40  
    1201 Dove Street           Newport Beach     CA             1,998       11,320             485       1,998       11,805       13,803       (1,105 )   1975/1989   07/02/01     40  
    Redstone Plaza     (11)     Newport Beach     CA             7,000       29,054             146       7,000       29,200       36,200       (577 )   1976/1995   09/23/04     35  
    The City — 3800 Chapman           Orange     CA             3,019       17,107             239       3,019       17,346       20,365       (1,513 )   1984   07/02/01     40  
    500 Orange Tower           Orange     CA             2,943       32,610             3,430       2,943       36,040       38,983       (7,205 )   1988   01/01/01     40  
    500-600 City Parkway           Orange     CA             7,296       41,342             16,762       7,296       58,104       65,400       (7,237 )   1974, 1978, 1998   07/02/01     40  
    City Plaza           Orange     CA             6,809       38,584             4,716       6,809       43,300       50,109       (4,610 )   1970   07/02/01     40  
    City Tower           Orange     CA             10,440       59,160             3,695       10,440       62,855       73,295       (5,836 )   1988   07/02/01     40  
    1100 Executive Tower           Orange     CA             4,622       41,599             2,294       4,622       43,893       48,515       (8,994 )   1987   12/15/94     40  
    3280 E. Foothill Boulevard           Pasadena     CA             3,396       19,246             1,662       3,396       20,908       24,304       (2,030 )   1982   07/02/01     40  
    790 Colorado           Pasadena     CA             2,355       13,343             2,555       2,355       15,898       18,253       (1,635 )   1981   07/02/01     40  
    Century Square           Pasadena     CA             6,787       38,457             342       6,787       38,799       45,586       (3,344 )   1984   07/02/01     40  
    Pasadena Financial           Pasadena     CA             4,779       27,084             419       4,779       27,503       32,282       (2,506 )   1984/1996   07/02/01     40  
    Centerside II           San Diego     CA       21,601       5,777       32,737             3,019       5,777       35,756       41,533       (4,306 )   1987   06/19/00     40  
    La Jolla Centre I & II           San Diego     CA             12,904       73,122             3,256       12,904       76,378       89,282       (7,593 )   1986-1989   07/02/01     40  
    La Jolla Executive Tower     (11)     San Diego     CA             10,200       60,376                   10,200       60,376       70,576       (162 )   1990   11/17/04     39  
    Nobel Corporate Plaza           San Diego     CA             3,697       20,948             846       3,697       21,794       25,491       (2,015 )   1985   07/02/01     40  
    One Pacific Heights           San Diego     CA             3,072       17,408             845       3,072       18,253       21,325       (1,698 )   1989   07/02/01     40  
    Pacific Corporate Plaza           San Diego     CA             2,100       11,900             150       2,100       12,050       14,150       (1,042 )   1988   07/02/01     40  
    Park Plaza           San Diego     CA             2,203       12,484             612       2,203       13,096       15,299       (1,129 )   1982   07/02/01     40  
    Westridge           San Diego     CA             1,500       8,500                   1,500       8,500       10,000       (735 )   1980   07/02/01     40  
    Smith Barney Tower           San Diego     CA             2,658       23,919             3,951       2,658       27,870       30,528       (6,523 )   1987   04/28/97     40  
    The Plaza at LaJolla Village           San Diego     CA       76,718       11,839       98,243       19       4,347       11,858       102,590       114,448       (20,909 )   1987-1990   03/10/94     40  
    Griffin Towers           Santa Ana     CA             14,317       81,127             5,038       14,317       86,165       100,482       (5,783 )   1987   07/02/01     40  
    Lincoln Town Center           Santa Ana     CA             4,403       24,950             1,972       4,403       26,922       31,325       (3,337 )   1987   06/19/00     40  
    2951 28th Street           Santa Monica     CA             3,612       20,465             2,849       3,612       23,314       26,926       (2,091 )   1971   07/02/01     40  
    429 Santa Monica           Santa Monica     CA             2,523       14,298             1,173       2,523       15,471       17,994       (1,815 )   1982   06/19/00     40  
    Arboretum Courtyard           Santa Monica     CA             6,573       37,245             1,438       6,573       38,683       45,256       (3,530 )   1999   07/02/01     40  
    Santa Monica Business Park           Santa Monica     CA       7,422             242,155             9,559             251,714       251,714       (22,257 )   1979-1981   07/02/01     40  
    Searise Office Tower           Santa Monica     CA             4,380       24,818             1,318       4,380       26,136       30,516       (3,125 )   1975   06/19/00     40  
    Wilshire Palisades           Santa Monica     CA       38,900       9,763       55,323             2,271       9,763       57,594       67,357       (6,768 )   1981   06/19/00     40  
    Bixby Ranch           Seal Beach     CA       25,535       6,450       36,550             2,584       6,450       39,134       45,584       (4,958 )   1987   06/19/00     40  
                                                                                         
 
    Los Angeles Region Totals     394,637       361,708       2,669,501       19       217,027       361,727       2,886,528       3,248,255       (386,276 )                
                                                                         
 
    New York Region                                                                                                            
    1301 Avenue of Americas     (13)     New York     NY       529,430       151,285       605,788             16,434       151,285       622,222       773,507       (66,133 )   1963/1989   08/03/00     40  
    527 Madison Avenue           New York     NY             9,155       51,877             5,932       9,155       57,809       66,964       (6,766 )   1986   06/19/00     40  
    717 Fifth Avenue     (7)(11)     New York     NY             47,000       114,999             437       47,000       115,436       162,436       (1,648 )   1959   09/08/04     45  
    850 Third Avenue     (5)     New York     NY       2,587       9,606       86,453       30       8,815       9,636       95,268       104,904       (17,837 )   1960/1996   03/20/95     40  
    Park Avenue Tower     (5)     New York     NY       180,000       48,976       196,566       719       12,292       49,695       208,858       258,553       (34,889 )   1986   07/15/98     40  
    Tower 56           New York     NY       22,089       6,853       38,832             3,685       6,853       42,517       49,370       (4,980 )   1983   06/19/00     40  
    WorldWide Plaza           New York     NY             124,919       496,665             10,288       124,919       506,953       631,872       (78,221 )   1989   10/01/98     40  
    177 Broad Street           Stamford     CT             2,562       23,056             1,524       2,562       24,580       27,142       (4,850 )   1989   01/29/97     40  


Table of Contents

                                                                                                                 
                                Costs Capitalized   Gross Amount Carried at                    
                            Subsequent to   Close of Period                    
                        Initial Cost   Acquisition   12/31/2004                    
                                            Date of        
                    Encumbrances       Building and       Building and       Building and       Accumulated   Construction/   Date   Depreciable
    Description   Notes   Location   State   at 12/31/04   Land   Improvements   Land   Improvements   Land   Improvements   Total(1)   Depreciation   Renovation   Acquired   Lives(2)
                                                                 
    300 Atlantic Street           Stamford     CT             4,632       41,691             3,510       4,632       45,201       49,833       (8,996 )   1987/1996   03/30/93     40  
    Canterbury Green     (4)     Stamford     CT                   41,987       92       1,872       92       43,859       43,951       (8,941 )   1987   12/15/92     40  
    Four Stamford Plaza           Stamford     CT             4,471       40,238       24       966       4,495       41,204       45,699       (7,828 )   1979/1994   08/31/94     40  
    One and Two Stamford Plaza           Stamford     CT             8,268       74,409             6,940       8,268       81,349       89,617       (17,207 )   1986/1994   03/30/93     40  
    Three Stamford Plaza           Stamford     CT             3,957       35,610             2,866       3,957       38,476       42,433       (7,030 )   1980/1994   12/15/92     40  
                                                                                         
 
    New York Region Totals     734,106       421,684       1,848,171       865       75,561       422,549       1,923,732       2,346,281       (265,326 )                
                                                                         
 
    San Francisco Region                                                                                                            
    Golden Bear Center           Berkeley     CA       18,237       4,500       25,500             1,443       4,500       26,943       31,443       (3,229 )   1986   06/19/00     40  
    Sierra Point     (3)     Brisbane     CA             3,198       18,120             (11,108 )     3,198       7,012       10,210       (194 )   1979/1983   07/02/01     40  
    Bay Park Plaza I & II           Burlingame     CA             12,906       73,133             1,983       12,906       75,116       88,022       (8,705 )   1985/1998   06/19/00     40  
    One Bay Plaza           Burlingame     CA             8,642       48,973             2,609       8,642       51,582       60,224       (6,179 )   1979   06/19/00     40  
    One & Two Corporate Center           Concord     CA             6,379       36,146             2,522       6,379       38,668       45,047       (4,945 )   1985-1987   06/19/00     40  
    5813 Shellmound Street/5855 Christie           Emeryville     CA             870       4,930                   870       4,930       5,800       (426 )   1970-1971   07/02/01     40  
    Watergate Office Towers           Emeryville     CA             46,568       263,885             2,149       46,568       266,034       312,602       (23,902 )   1973/2001   07/02/01     40  
    Bayside Corporate Center           Foster City     CA             2,836       16,069             960       2,836       17,029       19,865       (1,616 )   1986-1987   07/02/01     40  
    Metro Center           Foster City     CA                   282,329             6,549             288,878       288,878       (25,525 )   1985-1988   07/02/01     40  
    Parkside Towers           Foster City     CA             36,000       63,965             11,725       36,000       75,690       111,690       (5,323 )   2001   07/02/01     40  
    Vintage Industrial Park           Foster City     CA             5,102       28,914             1,044       5,102       29,958       35,060       (2,580 )   1985-1990   07/02/01     40  
    Vintage Park Office           Foster City     CA             1,608       9,111             267       1,608       9,378       10,986       (1,004 )   1985-1990   07/02/01     40  
    Drake’s Landing           Larkspur     CA             5,735       32,499             1,768       5,735       34,267       40,002       (3,301 )   1986   07/02/01     40  
    Larkspur Landing Office Park           Larkspur     CA             8,316       47,126             2,835       8,316       49,961       58,277       (4,718 )   1981-1982   07/02/01     40  
    Wood Island Office Complex           Larkspur     CA             3,735       21,163             408       3,735       21,571       25,306       (1,911 )   1978   07/02/01     40  
    Shoreline Office Center     (11)     Mill Valley     CA                   19,218             17             19,235       19,235       (24 )   1985   12/14/04     40  
    Hacienda Terrace           Pleasanton     CA             7,039       39,887             6,724       7,039       46,611       53,650       (5,532 )   1984   06/19/00     40  
    Redwood Shores     (3)     Redwood City     CA             4,166       23,608             (16,112 )     4,166       7,496       11,662       (117 )   1986   07/02/01     40  
    Seaport Centre           Redwood City     CA             24,000       136,000             2,529       24,000       138,529       162,529       (15,780 )   1988   06/19/00     40  
    Seaport Plaza           Redwood City     CA             10,132       26,108             3,773       10,132       29,881       40,013       (2,914 )   2000   06/19/00     40  
    Towers@Shore Center           Redwood City     CA             35,578       69,054             10,970       35,578       80,024       115,602       (6,647 )   2002   07/02/01     40  
    555 Twin Dolphin Plaza           Redwood Shores     CA             11,790       66,810             3,181       11,790       69,991       81,781       (6,530 )   1989   07/02/01     40  
    Douglas Corporate Center           Roseville     CA             2,391       13,550             355       2,391       13,905       16,296       (1,205 )   1990   07/02/01     40  
    Douglas Corporate Center II     (6)     Roseville     CA             1,700       10,962             3,688       1,700       14,650       16,350       (472 )   2004   07/02/01     40  
    Johnson Ranch Corp Centre I & II           Roseville     CA             4,380       24,819             367       4,380       25,186       29,566       (2,235 )   1990-1998   07/02/01     40  
    Olympus Corporate Centre     (11)     Roseville     CA             7,510       30,456             1       7,510       30,457       37,967       (488 )   1992-1996   09/22/04     40  
    Roseville Corporate Center           Roseville     CA             3,008       17,046             64       3,008       17,110       20,118       (1,476 )   1999   07/02/01     40  
    3600-3620 American River Drive           Sacramento     CA             2,209       12,518             1,242       2,209       13,760       15,969       (1,236 )   1977-1979/ 1997   07/02/01     40  
    455 University Avenue           Sacramento     CA             465       2,634             197       465       2,831       3,296       (286 )   1973   07/02/01     40  
    555 University Avenue           Sacramento     CA             939       5,323             324       939       5,647       6,586       (495 )   1974   07/02/01     40  
    575 & 601 University Avenue           Sacramento     CA             1,159       6,569             762       1,159       7,331       8,490       (660 )   1977   07/02/01     40  
    655 University Avenue           Sacramento     CA             672       3,806             544       672       4,350       5,022       (409 )   1979   07/02/01     40  
    701 University Avenue           Sacramento     CA             934       5,294             242       934       5,536       6,470       (520 )   1990   07/02/01     40  
    740 University Avenue           Sacramento     CA             212       1,199             59       212       1,258       1,470       (116 )   1973   07/02/01     40  
    Exposition Centre           Sacramento     CA             1,200       7,800             506       1,200       8,306       9,506       (1,057 )   1984   06/19/00     40  
    Gateway Oaks I           Sacramento     CA             2,391       13,546             609       2,391       14,155       16,546       (1,277 )   1990   07/02/01     40  
    Gateway Oaks II           Sacramento     CA             1,341       7,600             348       1,341       7,948       9,289       (783 )   1992   07/02/01     40  
    Gateway Oaks III           Sacramento     CA             936       5,305             169       936       5,474       6,410       (532 )   1996   07/02/01     40  
    Gateway Oaks IV           Sacramento     CA             1,658       9,395             409       1,658       9,804       11,462       (849 )   1998   07/02/01     40  
    Point West Commercentre           Sacramento     CA             2,321       13,154             1,121       2,321       14,275       16,596       (1,437 )   1983   07/02/01     40  
    Point West Corporate Center I & II           Sacramento     CA             3,653       14,779             1,106       3,653       15,885       19,538       (1,482 )   1984   07/02/01     40  
    Point West I — Response Road           Sacramento     CA             774       4,384             467       774       4,851       5,625       (462 )   1976   07/02/01     40  
    Point West III — River Park Dr.            Sacramento     CA             1,141       6,467             897       1,141       7,364       8,505       (802 )   1978   07/02/01     40  
    The Orchard           Sacramento     CA             1,226       6,948             625       1,226       7,573       8,799       (689 )   1987   07/02/01     40  
    Wells Fargo Center           Sacramento     CA             17,819       100,975             3,757       17,819       104,732       122,551       (12,171 )   1987   06/19/00     40  
    Bayhill Office Center           San Bruno     CA       87,331       24,010       136,055             5,795       24,010       141,850       165,860       (16,316 )   1982/1987   06/19/00     40  
    Skyway Landing I & II           San Carlos     CA             15,535       35,994             18,658       15,535       54,652       70,187       (5,069 )   2000   07/02/01     40  
    120 Montgomery           San Francisco     CA             17,564       99,532             4,048       17,564       103,580       121,144       (12,008 )   1956   06/19/00     40  
    150 California           San Francisco     CA             12,567       46,184             6,475       12,567       52,659       65,226       (7,300 )   2000   12/19/97     40  
    201 California           San Francisco     CA       38,984       10,520       59,611             5,864       10,520       65,475       75,995       (7,480 )   1980   06/19/00     40  
    188 Embarcadero           San Francisco     CA       13,970       4,108       23,280             1,763       4,108       25,043       29,151       (2,951 )   1985   06/19/00     40  


Table of Contents

                                                                                                                 
                                Costs Capitalized   Gross Amount Carried at                    
                            Subsequent to   Close of Period                    
                        Initial Cost   Acquisition   12/31/2004                    
                                            Date of        
                    Encumbrances       Building and       Building and       Building and       Accumulated   Construction/   Date   Depreciable
    Description   Notes   Location   State   at 12/31/04   Land   Improvements   Land   Improvements   Land   Improvements   Total(1)   Depreciation   Renovation   Acquired   Lives(2)
                                                                 
    201 Mission Street           San Francisco     CA             8,871       79,837             6,409       8,871       86,246       95,117       (16,373 )   1981   04/30/97     40  
    301 Howard Street           San Francisco     CA             7,051       58,920             5,392       7,051       64,312       71,363       (11,843 )   1988   04/29/98     40  
    580 California           San Francisco     CA             7,491       67,421       9       4,409       7,500       71,830       79,330       (14,631 )   1984   12/21/95     40  
    60 Spear Street           San Francisco     CA             2,125       19,126       15       4,042       2,140       23,168       25,308       (4,409 )   1967/1987   09/29/87     40  
    Maritime Plaza           San Francisco     CA             11,531       103,776             21,490       11,531       125,266       136,797       (23,682 )   1967/1990   04/21/97     40  
    One Market           San Francisco     CA       173,544       34,814       313,330             46,311       34,814       359,641       394,455       (78,341 )   1976/1995   11/22/94     40  
    Ferry Building           San Francisco     CA                   94,652             16,994             111,646       111,646       (5,668 )   1898/2002   06/19/00     40  
    Foundry Square II           San Francisco     CA             14,391       122,575             18,305       14,391       140,880       155,271       (6,745 )   2002   06/19/00     40  
    Concar     (14)     San Mateo     CA                   53,330             59             53,389       53,389       (2,615 )   2002   06/19/00     40  
    Peninsula Office Park           San Mateo     CA       78,174       27,275       154,561             4,126       27,275       158,687       185,962       (18,374 )   1971/1998   06/19/00     40  
    San Mateo BayCenter I           San Mateo     CA             5,382       30,498             1,044       5,382       31,542       36,924       (2,888 )   1984   07/02/01     40  
    San Mateo BayCenter II           San Mateo     CA       9,601       6,245       35,389             1,883       6,245       37,272       43,517       (3,325 )   1984   07/02/01     40  
    San Mateo BayCenter III           San Mateo     CA             3,357       19,023             307       3,357       19,330       22,687       (1,708 )   1987   07/02/01     40  
    San Rafael Corporate Center           San Rafael     CA             18,002       27,029             2,828       18,002       29,857       47,859       (2,344 )   2002   07/02/01     40  
    Norris Tech Center           San Ramon     CA             5,700       32,300             2,518       5,700       34,818       40,518       (4,553 )   1984/1990   06/19/00     40  
    The Plaza at San Ramon           San Ramon     CA             7,460       42,273             6,289       7,460       48,562       56,022       (5,822 )   1987-1989   06/19/00     40  
    Fountaingrove Center           Santa Rosa     CA             2,898       16,424             2,374       2,898       18,798       21,696       (1,641 )   1986/1991   07/02/01     40  
                                                                                         
 
    San Francisco Region Totals     419,841       546,036       3,348,197       24       241,478       546,060       3,589,675       4,135,735       (418,327 )                
                                                                         
 
    San Jose Region                                                                                                            
    Pruneyard Office Towers           Campbell     CA             16,502       154,783             8,369       16,502       163,152       179,654       (19,029 )   1971/1999   06/19/00     40  
    Cupertino Business Center     (3)     Cupertino     CA             2,910       16,490       (28 )     (9,991 )     2,882       6,499       9,381       (266 )   1974-1975   07/02/01     40  
    1900 McCarthy           Milpitas     CA             1,998       11,319             641       1,998       11,960       13,958       (1,076 )   1984   07/02/01     40  
    California Circle II           Milpitas     CA             1,764       9,997             477       1,764       10,474       12,238       (1,044 )   1984   07/02/01     40  
    Oak Creek I & II     (3)     Milpitas     CA             1,309       7,417             (3,034 )     1,309       4,383       5,692       (76 )   1982   07/02/01     40  
    Shoreline Technology Park           Mountain View     CA             31,575       190,894       69       13,637       31,644       204,531       236,175       (34,785 )   1985/1991   12/19/97     40  
    Meier Mountain View     (3)     Mountain View     CA             13,950       79,050             (52,260 )     13,950       26,790       40,740       (494 )   1972/1980   07/02/01     40  
    Ravendale at Central     (3)     Mountain View     CA             2,550       14,450             (4,772 )     2,550       9,678       12,228       (186 )   1980   07/02/01     40  
    2180 Sand Hill Road           Menlo Park     CA             3,408       19,314             1,693       3,408       21,007       24,415       (1,969 )   1976   07/02/01     40  
    Embarcadero Place           Palo Alto     CA       33,847       10,500       59,500             2,552       10,500       62,052       72,552       (6,994 )   1984   06/19/00     40  
    Palo Alto Square           Palo Alto     CA                   78,143       161       4,656       161       82,799       82,960       (16,732 )   1971/1985   10/01/99     23  
    Xerox Campus           Palo Alto     CA                   132,810                         132,810       132,810       (11,777 )   1991   07/02/01     40  
    Foothill Research Center           Palo Alto     CA                   104,894             53             104,947       104,947       (9,548 )   1991   07/02/01     40  
    Lockheed           Palo Alto     CA                   27,712             70             27,782       27,782       (2,471 )   1991   07/02/01     40  
    10 Almaden           San Jose     CA             12,583       71,303             2,090       12,583       73,393       85,976       (8,371 )   1989   06/19/00     40  
    1740 Technology           San Jose     CA       15,980       8,766       49,673             2,161       8,766       51,834       60,600       (4,732 )   1986/1994   07/02/01     40  
    2290 North First Street     (3)     San Jose     CA             2,431       13,776             (7,411 )     2,431       6,365       8,796       (384 )   1984   07/02/01     40  
    Aspect Telecommunications     (3)     San Jose     CA             2,925       16,575             (5,196 )     2,925       11,379       14,304       (203 )   1989   07/02/01     40  
    Central Park Plaza           San Jose     CA             11,181       63,358       23       2,937       11,204       66,295       77,499       (6,535 )   1984-1985   07/02/01     40  
    Metro Plaza           San Jose     CA             18,029       102,164             5,439       18,029       107,603       125,632       (9,485 )   1986-1987   07/02/01     40  
    Ridder Park           San Jose     CA             2,012       11,402                   2,012       11,402       13,414       (986 )   1966   07/02/01     40  
    Skyport East and West           San Jose     CA             6,779       87,193             26,368       6,779       113,561       120,340       (12,471 )   2001   07/02/01     40  
    Concourse           San Jose     CA             49,279       279,248       (50 )     5,795       49,229       285,043       334,272       (25,183 )   1980/2000   07/02/01     40  
    Creekside     (3)     San Jose     CA             9,631       54,576             (20,749 )     9,631       33,827       43,458       (703 )   1986   07/02/01     40  
    San Jose Gateway Office II           San Jose     CA             16,286       92,288             3,332       16,286       95,620       111,906       (8,313 )   1983-1984   07/02/01     40  
    San Jose Gateway Office III           San Jose     CA             6,409       36,315             335       6,409       36,650       43,059       (3,162 )   1998   07/02/01     40  
    North First Office Center           San Jose     CA             6,395       36,239             331       6,395       36,570       42,965       (3,156 )   1985-1986   07/02/01     40  
    San Jose Gateway           San Jose     CA             7,873       44,616             3,693       7,873       48,309       56,182       (4,309 )   1981   07/02/01     40  
    225 West Santa Clara Street     (11)     San Jose     CA             8,600       94,035             626       8,600       94,661       103,261       (4,741 )   2001   12/31/03     43  
    1871 The Alameda     (3)     San Jose     CA             1,129       6,399             (2,784 )     1,129       3,615       4,744       (113 )   1972   07/02/01     40  
    2727 Augustine     (3)     Santa Clara     CA             3,000       17,000             (11,636 )     3,000       5,364       8,364       (77 )   1975   07/02/01     40  
    3001 Stender Way     (3)     Santa Clara     CA             2,263       12,823             (8,930 )     2,263       3,893       6,156       (55 )   1978   07/02/01     40  
    3045 Stender Way     (3)     Santa Clara     CA             1,050       5,950             (4,310 )     1,050       1,640       2,690       (23 )   1975   07/02/01     40  
    3281-3285 Scott Boulevard     (3)     Santa Clara     CA             1,275       7,225             (3,405 )     1,275       3,820       5,095       (157 )   1981   07/02/01     40  
    Applied Materials I & II     (3)     Santa Clara     CA             5,100       28,900             (15,875 )     5,100       13,025       18,125       (213 )   1979   07/02/01     40  
    Meier Central North     (3)     Santa Clara     CA             2,880       16,320             (5,613 )     2,880       10,707       13,587       (186 )   1972/1980   07/02/01     40  
    Meier Central South     (3)     Santa Clara     CA             5,265       29,835             (18,021 )     5,265       11,814       17,079       (190 )   1972/1980   07/02/01     40  
    Patrick Henry Drive           Santa Clara     CA             2,475       14,025             4       2,475       14,029       16,504       (1,213 )   1981   07/02/01     40  
    Santa Clara Office Center I           Santa Clara     CA             2,010       11,391             380       2,010       11,771       13,781       (1,058 )   1981   07/02/01     40  


Table of Contents

                                                                                                                 
                                Costs Capitalized   Gross Amount Carried at                    
                            Subsequent to   Close of Period                    
                        Initial Cost   Acquisition   12/31/2004                    
                                            Date of        
                    Encumbrances       Building and       Building and       Building and       Accumulated   Construction/   Date   Depreciable
    Description   Notes   Location   State   at 12/31/04   Land   Improvements   Land   Improvements   Land   Improvements   Total(1)   Depreciation   Renovation   Acquired   Lives(2)
                                                                 
    Santa Clara Office Center II           Santa Clara     CA             2,870       16,261             512       2,870       16,773       19,643       (1,486 )   1978   07/02/01     40  
    Santa Clara Office Center III           Santa Clara     CA             2,031       11,509             390       2,031       11,899       13,930       (1,086 )   1980   07/02/01     40  
    Santa Clara Office Center IV           Santa Clara     CA             186       1,057                   186       1,057       1,243       (91 )   1979   07/02/01     40  
    Lake Marriott Business Park           Santa Clara     CA             9,091       84,967       297       3,452       9,388       88,419       97,807       (16,282 )   1981   12/19/97     40  
    Sunnyvale Business Center           Sunnyvale     CA             4,890       44,010             44       4,890       44,054       48,944       (7,754 )   1990   12/19/97     40  
    Borregas Avenue     (3)     Sunnyvale     CA             1,095       6,205             (2,444 )     1,095       3,761       4,856       (104 )   1978   07/02/01     40  
    Meier Sunnyvale     (3)     Sunnyvale     CA             495       2,805             (1,052 )     495       1,753       2,248       (31 )   1979   07/02/01     40  
                                                                                         
 
    San Jose Region Totals     49,827       302,750       2,276,216       472       (87,446 )     303,222       2,188,770       2,491,992       (229,300 )                
                                                                         
 
    Seattle Region                                                                                                            
    10700 Building           Bellevue     WA                   15,958             102             16,060       16,060       (1,388 )   1981   07/02/01     40  
    110 Atrium Place           Bellevue     WA             6,333       35,888             2,441       6,333       38,329       44,662       (4,496 )   1981   06/19/00     40  
    Bellefield Office Park           Bellevue     WA             12,232       69,312       (1 )     4,175       12,231       73,487       85,718       (6,894 )   1980   07/02/01     40  
    Bellevue Gateway I           Bellevue     WA             3,593       20,360             1,955       3,593       22,315       25,908       (2,260 )   1985   07/02/01     40  
    Bellevue Gateway II           Bellevue     WA             2,016       11,423             588       2,016       12,011       14,027       (1,175 )   1988   07/02/01     40  
    Eastgate Office Park           Bellevue     WA             6,468       36,650       3       5,087       6,471       41,737       48,208       (3,850 )   1985   07/02/01     40  
    Gateway 405 Building           Bellevue     WA             1,011       5,727             419       1,011       6,146       7,157       (568 )   1986   07/02/01     40  
    I-90 Bellevue           Bellevue     WA             3,725       21,108             238       3,725       21,346       25,071       (1,843 )   1986   07/02/01     40  
    Lincoln Executive Center           Bellevue     WA             3,235       18,329             1,543       3,235       19,872       23,107       (2,013 )   1983-1985   07/02/01     40  
    Lincoln Executive Center II & III           Bellevue     WA             4,918       27,868             3,473       4,918       31,341       36,259       (2,658 )   1983-1985   07/02/01     40  
    Main Street Building           Bellevue     WA             1,398       7,922             320       1,398       8,242       9,640       (750 )   1980   07/02/01     40  
    Plaza Center           Bellevue     WA             16,680       94,521             2,384       16,680       96,905       113,585       (8,571 )   1978/1983   07/02/01     40  
    Plaza East           Bellevue     WA             4,687       26,561             1,862       4,687       28,423       33,110       (2,572 )   1988   07/02/01     40  
    Sunset North Corporate Campus           Bellevue     WA             17,031       79,249             13,250       17,031       92,499       109,530       (14,525 )   1999   06/30/00     40  
    City Center Bellevue           Bellevue     WA             10,349       93,142             9,256       10,349       102,398       112,747       (15,876 )   1987   01/28/99     40  
    One Bellevue Center           Bellevue     WA                   56,223             6,196             62,419       62,419       (11,099 )   1983   12/17/97     40  
    Rainier Plaza           Bellevue     WA                   79,928             5,639             85,567       85,567       (15,418 )   1986   12/17/97     40  
    Key Center           Bellevue     WA                   78,447             6,552             84,999       84,999       (4,970 )   2000   06/19/00     40  
    4000 Kruse Way Place           Lake Oswego     OR             4,475       25,360             1,996       4,475       27,356       31,831       (2,850 )   1981/1986   07/02/01     40  
    4004 Kruse Way Place           Lake Oswego     OR             1,888       10,698             816       1,888       11,514       13,402       (1,187 )   1996   07/02/01     40  
    4800 Meadows           Lake Oswego     OR                   17,448             888             18,336       18,336       (1,675 )   1998   07/02/01     40  
    4900-5000 Meadows           Lake Oswego     OR                   30,528             1,343             31,871       31,871       (3,146 )   1990   07/02/01     40  
    4949 Meadows           Lake Oswego     OR                   26,941             1,360             28,301       28,301       (2,667 )   1997   07/02/01     40  
    5800 & 6000 Meadows     (11)     Lake Oswego     OR             4,810       44,222             3       4,810       44,225       49,035       (701 )   1999; 2001   09/30/04     42  
    Kruse Oaks I           Lake Oswego     OR                   14,648             4,513             19,161       19,161       (2,184 )   2001   07/02/01     40  
    Kruse Way Plaza I & II           Lake Oswego     OR             2,866       16,239             1,211       2,866       17,450       20,316       (1,764 )   1984-1986   07/02/01     40  
    Kruse Woods           Lake Oswego     OR             10,812       80,977             3,517       10,812       84,494       95,306       (8,063 )   1986-1988   07/02/01     40  
    Kruse Woods V     (6)     Lake Oswego     OR             5,478       21,244             4,364       5,478       25,608       31,086       (664 )   2004   07/02/01     40  
    Island Corporate Center           Mercer Island     WA       12,288       2,700       15,300             1,242       2,700       16,542       19,242       (2,037 )   1987   06/19/00     40  
    5550 Macadam Building           Portland     OR             870       4,929             489       870       5,418       6,288       (568 )   1980   07/02/01     40  
    Benjamin Franklin Plaza           Portland     OR             7,505       42,529             3,162       7,505       45,691       53,196       (4,569 )   1974/1994   07/02/01     40  
    Lincoln Center           Portland     OR             18,760       106,307             8,503       18,760       114,810       133,570       (10,777 )   1980/1989   07/02/01     40  
    One Pacific Square           Portland     OR             4,451       25,221             4,523       4,451       29,744       34,195       (2,563 )   1983   07/02/01     40  
    River Forum I & II           Portland     OR             4,038       22,881             3,864       4,038       26,745       30,783       (2,966 )   1985   07/02/01     40  
    RiverSide Centre (Oregon)           Portland     OR             2,537       12,353             810       2,537       13,163       15,700       (2,166 )   1947/1979   07/02/01     40  
    Congress Center           Portland     OR             5,383       48,634             10,307       5,383       58,941       64,324       (11,306 )   1980   12/17/97     40  
    Southgate Office Plaza I & II           Renton     WA             4,794       27,163             4,469       4,794       31,632       36,426       (3,305 )   1987/1991   07/02/01     40  
    Washington Mutual Tower           Seattle     WA       78,943       51,000       289,000             2,466       51,000       291,466       342,466       (35,049 )   1988   06/19/00     40  
    1111 Third Avenue           Seattle     WA             9,900       89,571             4,800       9,900       94,371       104,271       (18,736 )   1980   12/17/97     40  
    10833-10845 NE 8th Street           Seattle     WA                   2,000             28             2,028       2,028       (24 )   1962,1978,1982,1987   07/02/01     40  
    Nordstrom Medical Tower           Seattle     WA             1,700       15,450             946       1,700       16,396       18,096       (3,055 )   1986   12/17/97     40  
    Second and Seneca           Seattle     WA             10,922       98,927             3,713       10,922       102,640       113,562       (18,886 )   1991   12/17/97     40  
    Second and Spring Building           Seattle     WA             1,968       17,716             2,858       1,968       20,574       22,542       (3,792 )   1906/1989   07/29/98     40  
    Wells Fargo Center           Seattle     WA             21,361       193,529             11,053       21,361       204,582       225,943       (36,861 )   1983   12/17/97     40  
    Nimbus Corporate Center           Tigard     OR             12,934       73,291             9,869       12,934       83,160       96,094       (8,105 )   1991   07/02/01     40  
                                                                                         
 
    Seattle Region Totals     91,231       284,828       2,151,722       2       158,593       284,830       2,310,315       2,595,145       (290,592 )                
                                                                         
 
    Washington D.C. Region                                                                                                            
    Polk and Taylor Buildings           Arlington     VA             16,943       152,483             35,779       16,943       188,262       205,205       (30,431 )   1970   05/22/98     40  


Table of Contents

                                                                                                                 
                                Costs Capitalized   Gross Amount Carried at                    
                            Subsequent to   Close of Period                    
                        Initial Cost   Acquisition   12/31/2004                    
                                            Date of        
                    Encumbrances       Building and       Building and       Building and       Accumulated   Construction/   Date   Depreciable
    Description   Notes   Location   State   at 12/31/04   Land   Improvements   Land   Improvements   Land   Improvements   Total(1)   Depreciation   Renovation   Acquired   Lives(2)
                                                                 
    One Valley Square           Blue Bell     PA             717       6,457             1,131       717       7,588       8,305       (1,700 )   1982   11/21/97     40  
    Two Valley Square           Blue Bell     PA             879       7,913             717       879       8,630       9,509       (1,686 )   1990   10/07/97     40  
    Three Valley Square           Blue Bell     PA             1,012       9,111             2,398       1,012       11,509       12,521       (2,621 )   1984   11/21/97     40  
    Four & Five Valley Square           Blue Bell     PA             866       7,793       (1 )     1,898       865       9,691       10,556       (2,043 )   1988   10/07/97     40  
    Four Falls           Conshohocken     PA             4,939       44,458       55       3,574       4,994       48,032       53,026       (9,410 )   1988   10/07/97     40  
    Centerpointe I & II           Fairfax     VA             8,838       79,540       367       1,915       9,205       81,455       90,660       (14,951 )   1990/1998   12/19/97     40  
    Fair Oaks Plaza           Fairfax     VA             2,412       21,712       35       1,996       2,447       23,708       26,155       (4,682 )   1986   11/24/97     40  
    Northridge I     (8)     Herndon     VA       12,536       3,225       29,024             552       3,225       29,576       32,801       (5,223 )   1988   12/19/97     40  
    Oak Hill Plaza           King of Prussia     PA             2,208       19,879             2,335       2,208       22,214       24,422       (4,159 )   1982   10/07/97     40  
    Walnut Hill Plaza           King of Prussia     PA       13,425       2,045       18,410             1,616       2,045       20,026       22,071       (3,944 )   1985   10/07/97     40  
    American Center     (11)     McLean     VA             15,000       42,272             5,098       15,000       47,370       62,370       (2,485 )   1985   05/25/04     35  
    John Marshall I           McLean     VA             5,216       46,814       24       576       5,240       47,390       52,630       (8,376 )   1981   12/19/97     40  
    John Marshall III           McLean     VA             9,950       29,863             3,736       9,950       33,599       43,549       (5,266 )   2000   12/19/97     40  
    E.J. Randolph     (8)     McLean     VA       13,819       3,937       35,429       7       3,061       3,944       38,490       42,434       (7,227 )   1983   12/19/97     40  
    E.J. Randolph II           McLean     VA             5,770       24,587             4,006       5,770       28,593       34,363       (2,289 )   2002   12/19/97     40  
    Reston Town Center           Reston     VA       112,987       18,175       154,576       83       17,033       18,258       171,609       189,867       (31,505 )   1990   10/22/96     40  
    Reston Town Center Garage           Reston     VA             1,943       9,792             1,821       1,943       11,613       13,556       (2,012 )   1999   10/22/96     40  
    1300 North 17th Street           Rosslyn     VA             9,811       88,296             9,076       9,811       97,372       107,183       (16,689 )   1980   12/19/97     40  
    1616 North Fort Myer Drive           Rosslyn     VA             6,961       62,646             7,926       6,961       70,572       77,533       (12,228 )   1974   12/19/97     40  
    Army and Navy Club Building           Washington     D.C.             3,773       33,954             177       3,773       34,131       37,904       (2,254 )   1986   05/24/02     40  
    Market Square           Washington     D.C.             33,077       187,437             5,012       33,077       192,449       225,526       (21,806 )   1990   06/19/00     40  
    One Lafayette Centre           Washington     D.C.             8,262       74,362             3,021       8,262       77,383       85,645       (14,560 )   1980/1993   10/17/97     40  
    Two Lafayette Centre           Washington     D.C.             2,642       26,676             1,461       2,642       28,137       30,779       (3,333 )   1985   07/11/00     40  
    Three Lafayette Centre           Washington     D.C.             6,871       61,841             6,987       6,871       68,828       75,699       (5,623 )   1986   10/17/01     40  
    Liberty Place           Washington     D.C.             5,625       50,625             1,861       5,625       52,486       58,111       (2,955 )   1991   09/17/02     40  
    One Devon Square           Wayne     PA             1,025       9,227             1,437       1,025       10,664       11,689       (2,324 )   1984   10/07/97     40  
    Two Devon Square           Wayne     PA             659       5,935             565       659       6,500       7,159       (1,216 )   1985   10/07/97     40  
    Three Devon Square           Wayne     PA             413       3,713             23       413       3,736       4,149       (671 )   1985   10/07/97     40  
                                                                                         
 
    Washington D.C. Region Totals     152,767       183,194       1,344,825       570       126,788       183,764       1,471,613       1,655,377       (223,669 )                
                                                                         
 
    Subtotal Office Properties     2,609,065       2,961,851       20,592,313       3,896       1,358,509       2,965,747       21,950,822       24,916,569       (3,127,764 )                
                                                                         
 
    Development Property:                                                                                                            
    Cambridge Science Center     (9)     Cambridge     MA             1,959       17,635             20,898       1,959       38,533       40,492       (2,305 )   2004   12/19/97     40  
                                                                                         
 
    Subtotal Development Property           1,959       17,635             20,898       1,959       38,533       40,492       (2,305 )                
                                                                         
 
    Property Held for Sale:                                                                                                            
    Northland Plaza     (15)     Bloomington     MN             4,705       40,223             5,031       4,705       45,254       49,959       (8,705 )   1985   07/02/98     40  
                                                                                         
 
    Subtotal Property Held for Sale     -       4,705       40,223             5,031       4,705       45,254       49,959       (8,705 )                
                                                                         
 
    Industrial Properties:                                                                                                            
    San Francisco Region                                                                                                            
    Benicia Ind II & III           Benicia     CA             2,250       12,750             295       2,250       13,045       15,295       (1,165 )   1996   07/02/01     40  
    Independent Road Warehouse           Oakland     CA             900       5,100                   900       5,100       6,000       (441 )   1972   07/02/01     40  
                                                                                         
 
    San Francisco Region Totals           3,150       17,850             295       3,150       18,145       21,295       (1,606 )                
                                                                         
 
    Subtotal Industrial Properties             3,150       17,850             295       3,150       18,145       21,295       (1,606 )                
                                                                         
 
    Land Available for Development           Various                   252,524                   3,832       252,524       3,832       256,356       (4 )       Various     N/A  
                                                                                         
 
    Management Business                               17       (150 )     84       136,053       101       135,903       136,004       (40,323 )       Various     3-40  
                                                                                         
 
    Investment in Real Estate     (10)                 $ 2,609,065     $ 3,224,206     $ 20,667,871     $ 3,980     $ 1,524,618     $ 3,228,186     $ 22,192,489     $ 25,420,675     $ (3,180,707 )                
                                                                                         
 
 (1)  The aggregate cost for Federal Income Tax purposes as of December 31, 2004 was approximately $13.9 billion.
 
 (2)  The life to compute depreciation on building is 23-45 years, except for Palo Alto which is subject to a ground lease that terminates in 2023. Therefore, the building is depreciated over the remaining term of the ground lease. The life to compute depreciation on building improvements is 3-40 years.
 
 (3)  During 2004 a non-cash impairment charge of $228.3 million was recorded for these properties.
 
 (4)  This Property contains 106 residential units in addition to 226,197 square feet of office space.


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 (5)  A mortgage note encumbering these properties has cross default and collateralization provisions.
 
 (6)  These properties were previously under development and have been placed into service during 2004.
 
 (7)  EOP Partnership and an unaffiliated party own this property as tenants-in-common.
 
 (8)  These loans are subject to cross default and collateralization provisions.
 
 (9)  This property is in development. During the development period certain operating costs, including real estate taxes together with interest incurred during the development stages is capitalized.
(10)  The encumbrances at December 31, 2004 include a net discount of approximately $13.7 million.
 
(11)  The initial cost of acquisition recorded for these properties includes intangible assets that are classified in “deferred lease costs” on the consolidated balance sheets.
 
(12)  Our interest in this Office Property is attributed to our ownership of indebtedness and was consolidated in 2004 under FIN 46(R).
 
(13)  During 2004, we consolidated this property in connection with the acquisition of one of our partner’s economic interest.
 
(14)  This property was consolidated in 2004 under FIN 46(R).
 
(15)  This property was held for sale as of December 31, 2004, pursuant to FAS 144.


Table of Contents

A summary of activity of investment in real estate and accumulated depreciation is as follows:
The changes in investment in real estate for the years ended December 31, 2004, 2003, and 2002 are as follows:
                             
    December 31, 2004   December 31, 2003   December 31, 2002
             
Balance, beginning of the period
  $ 24,334,162     $ 25,163,516     $ 24,816,351  
 
Additions during period:
                       
   
Acquisitions
    484,566       163,511       121,986  
   
Consolidation of properties previously accounted for under the equity method
    819,569       85,870       377,532  
   
Consolidation of SunAmerica Center
    330,787              
   
Improvements
    430,570       471,638       328,930  
 
Deductions during period:
                       
   
Properties disposed of
    (709,033 )     (1,545,598 )     (457,077 )
   
Impairment on property held for sale
    (2,123 )            
   
Impairment
    (275,350 )     (7,667 )      
   
Write-off of fully depreciated assets which are no longer in service
    (77,816 )     (19,048 )     (24,206 )
                   
      25,335,332       24,312,222       25,163,516  
   
Initial cost of acquisition recorded as intangible assets and classified in “deferred lease costs” on the consolidated balance sheets
    85,343       21,940        
                   
Balance, end of period
  $ 25,420,675     $ 24,334,162     $ 25,163,516  
                   
The changes in accumulated depreciation for the years ended December 31, 2004, 2003, and 2002 are as follows:
                             
    December 31, 2004   December 31, 2003   December 31, 2002
             
Balance, beginning of the period
  $ (2,578,361 )   $ (2,077,613 )   $ (1,494,301 )
 
Additions during period:
                       
   
Depreciation
    (709,924 )     (663,935 )     (637,633 )
   
Consolidation of properties previously accounted for under the equity method
    (53,110 )           (617 )
   
Consolidation of SunAmerica Center
    (31,219 )            
 
Deductions during period:
                       
   
Properties disposed of
    75,123       144,251       30,732  
   
Impairment
    46,180       167        
   
Write-off of fully depreciated assets which are no longer in service
    77,816       19,048       24,206  
                   
      (3,173,495 )     (2,578,082 )     (2,077,613 )
   
Accumulated amortization of initial cost of acquisition recorded as intangible assets and classified in “deferred lease costs” on the consolidated balance sheets
    (7,212 )     (279 )      
                   
 
Balance, end of period
  $ (3,180,707 )   $ (2,578,361 )   $ (2,077,613 )