UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington D.C. 20549

FORM 8-K

CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

December 8, 2020
Date of Report (Date of Earliest Event Reported)

Central Index Key Number of the issuing entity:  0001663645
Citigroup Commercial Mortgage Trust 2016-GC36
(Exact name of issuing entity as specified in its charter)

Central Index Key Number of the depositor:  0001258361
Citigroup Commercial Mortgage Securities Inc.
(Exact name of depositor as specified in its charter)

c/o Wells Fargo Bank, National Association
9062 Old Annapolis Road
Columbia, MD 21045
(Address of principal executive offices of the issuing entity)

(212) 816-5343
Registrant's Telephone number, including area code

Former name or former address, if changed since last report:  Not Applicable

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐  Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐  Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act(17 CFR 240.14d-2(b))

☐  Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act(17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

☐  Emerging growth company

☐  If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised Financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.

The Glenbrook Square Mortgage Loan, the Westin Boston Waterfront Mortgage Loan, South Plains Mall Mortgage Loan and GSA Portfolio Mortgage Loan, each an asset of the Citigroup Commercial Mortgage Trust 2016-GC36 (the “Issuing Entity”), are being serviced pursuant to the pooling and servicing agreement (the “GSMS 2015-GS1 PSA”), dated as of November 1, 2015, by and among GS Mortgage Securities Corporation II, as depositor, Midland Loan Services, a Division of PNC Bank, National Association, as master servicer, Wells Fargo Bank, National Association, as special servicer, Situs Holdings, LLC, as operating advisor and asset representations reviewer, Wells Fargo Bank, National Association, as certificate administrator, and Wilmington Trust, National Association, as trustee, which governs the issuance of the GS Mortgage Securities Corporation II, Commercial Mortgage Pass-Through Certificates, Series 2015-GS1.  The GSMS 2015-GS1 PSA was filed as Exhibit 4.2 to the Current Report on Form 8-K/A with respect to the Issuing Entity, dated February 17, 2016 and filed with the Securities and Exchange Commission on February 18, 2016 under Commission File No. 333-207132-01.

Effective as of December 8, 2020, Wells Fargo Bank, National Association has been terminated as special servicer under the GSMS 2015-GS1 PSA, and Greystone Servicing Company LLC has been appointed to act as successor special servicer under the GSMS 2015-GS1 PSA.  A copy of the related Assumption of Obligations, dated December 1, 2020, is attached hereto as Exhibit 20.1.

Capitalized terms used but not defined herein shall have the meanings assigned to them in the Pooling and Servicing Agreement dated as of February 1, 2016 relating to the Issuing Entity, filed as Exhibit 4.1 to the Current Report on Form 8-K/A with respect to the Issuing Entity, dated April 12, 2016 and filed with the Securities and Exchange Commission on April 12, 2016 under Commission File No. 333-207132-01.

 Item 9.01                             Financial Statements and Exhibits.               

(d)   Exhibits        

Exhibit No.                          Description

Exhibit 20.1                          Assumption of Obligations, dated December 1, 2020

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Citigroup Commercial Mortgage Securities Inc.
(Depositor)