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

Date of Report (Date of earliest event reported) April 13, 2006
                                                ---------------

                                Citigroup Inc.
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            (Exact name of registrant as specified in its charter)


       New York                     1-9924                    52-1568099
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    (State or other              (Commission                (IRS Employer
    jurisdiction of              File Number)             Identification No.)
    incorporation)

             399 Park Avenue, New York, New York           10043
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          (Address of principal executive offices)       (Zip Code)

                                (212) 559-1000
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              (Registrant's telephone number, including area code)


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

[ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act

[ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange
    Act

[ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange
    Act


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                                 CITIGROUP INC.
                           Current Report on Form 8-K

Item 9.01.  FINANCIAL STATEMENTS AND EXHIBITS.
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Exhibits:

Exhibit No. Description

1.01        Global Selling Agency Agreement, dated April 13, 2006, among
            Citigroup Funding Inc., Citigroup Inc., Citigroup Global Markets
            Inc., A.G. Edwards & Sons, Inc., Edward D. Jones & Co., L.P.,
            Merrill Lynch, Pierce, Fenner & Smith Incorporated, Morgan Stanley &
            Co. Incorporated, UBS Financial Services Inc. and Wachovia
            Securities, LLC, relating to the offer and sale of the Company's
            Retail Medium-Term Notes, Series F.



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                                    SIGNATURE

      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.

Dated: April 13, 2006               CITIGROUP INC.



                                    By:  /s/ Charles E. Wainhouse
                                         --------------------------
                                         Name:  Charles E. Wainhouse
                                         Title: Assistant Treasurer

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