COLORADO INTERSTATE GAS COMPANY, L.L.C. - FORM 10-K - EX-23 - EXHIBIT 23 - CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM ERNST & YOUNG LLP - February 28, 2011

Attached files

file filename
EX-21 - EXHIBIT 21 - SUBSIDIARIES OF COLORADO INTERSTATE GAS COMPANY - COLORADO INTERSTATE GAS COMPANY, L.L.C.exhibit_21.htm
EX-31.B - EXHIBIT 31.B - CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 - COLORADO INTERSTATE GAS COMPANY, L.L.C.exhibit_31b.htm
EX-31.A - EXHIBIT 31.A - CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 - COLORADO INTERSTATE GAS COMPANY, L.L.C.exhibit_31a.htm
EX-32.A - EXHIBIT 32.A - CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 - COLORADO INTERSTATE GAS COMPANY, L.L.C.exhibit_32a.htm
10-K - COLORADO INTERSTATE GAS COMPANY (CIG) 2010 FORM 10-K - COLORADO INTERSTATE GAS COMPANY, L.L.C.cig10k12312010.htm
EX-32.B - EXHIBIT 32.B - CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 - COLORADO INTERSTATE GAS COMPANY, L.L.C.exhibit_32b.htm
 Exhibit 23
 
 
 
Consent of Independent Registered Public Accounting Firm
 
 
We consent to the incorporation by reference in the Registration Statement (Form S-3, No. 333-158205), and in the related Prospectus of El Paso Corporation, Colorado Interstate Gas Company, Colorado Interstate Issuing Corporation, El Paso Natural Gas Company, Southern Natural Gas Company, Southern Natural Issuing Corporation and Tennessee Gas Pipeline Company of our report dated February 28, 2011 with respect to the consolidated financial statements and schedule of Colorado Interstate Gas Company, included in this Annual Report (Form 10-K) for the year ended December 31, 2010.
 

 
 
 
/s/ Ernst & Young LLP
 
 
 
 
 
 
Houston, Texas
February 28, 2011
 
 
 
 
 
 
 
 
 
 
 
 

 

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