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



Date of Report (Date of earliest event reported)   June 15, 2004
                                                ------------------


             J.P. Morgan Chase Commercial Mortgage Securities Corp.
(as depositor under the Pooling and Servicing Agreement relating to the J.P.
Morgan Chase Commercial Mortgage Securities Corp. Commercial Mortgage Pass-
Through Certificates, Series 2004-CIBC9)


- --------------------------------------------------------------------------------
             (Exact name of registrant as specified in its charter)



        New York                      333-105805                 13-3789046
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(State or other jurisdiction         (Commission                (IRS Employer
      of incorporation)              File Number)            Identification No.)

             270 Park Avenue
            New York, New York                                      10167
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           (Address of principal executive offices)              (Zip Code)



Registrant's telephone number, including area code  (212) 834-9280
                                                  --------------------



         (Former name or former address, if changed since last report.)








Item 5.   Other Events.

                  Attached as an exhibit are Structural and Collateral Term
Sheets (as defined in the no-action letter issued by the staff of the Securities
and Exchange Commission on February 17, 1995, to the Public Securities
Association) furnished to the Registrant by J.P. Morgan Securities Inc., CIBC
World Markets Corp., ABN AMRO Incorporated and Morgan Stanley & Co. Incorporated
(collectively, the "Underwriters") in respect of the Registrant's proposed
offering of Class A-1, Class A-2, Class A-3, Class A-4, Class B, Class C, Class
D and Class E of the Commercial Mortgage Pass-Through Certificates, Series
2004-CIBC9 (the "Offered Certificates").

                  The Offered Certificates will be offered pursuant to a
Prospectus and related Prospectus Supplement (together, the "Prospectus"), which
will be filed with the Commission pursuant to Rule 424 under the Securities Act
of 1933, as amended (the "Act"). The Offered Certificates will be registered
pursuant to the Act under the Registrant's Registration Statement on Form S-3
(No. 333-105805) (the "Registration Statement"). The Registrant hereby
incorporates the Structural and Collateral Term Sheets by reference in the
Registration Statement.

                  The Structural and Collateral Term Sheets were prepared solely
by the Underwriters, and the Registrant did not prepare or participate in the
preparation of the Structural and Collateral Term Sheets.












Item 7.   Financial Statements and Exhibits.

          (c)     Exhibits

Item 601(a)
of Regulation S-K
Exhibit No.         Description
- -----------         -----------
(99.1)              Structural and Collateral Term Sheets prepared by J.P.
                    Morgan Securities Inc., CIBC World Markets Corp., ABN AMRO
                    Incorporated and Morgan Stanley & Co. Incorporated in
                    connection with J.P. Morgan Chase Commercial Mortgage
                    Securities Corp., Commercial Mortgage Pass-Through
                    Certificates, Series 2004-CIBC9, Class A-1, Class A-2, Class
                    A-3, Class A-4, Class B, Class C, Class D and Class E.















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.

Date:  June 15, 2004


                                       J.P. MORGAN CHASE COMMERCIAL
                                       MORTGAGE SECURITIES CORP.



                                            By:    /s/ Dennis G. Schuh
                                                --------------------------------
                                            Name:  Dennis G. Schuh
                                            Title: Vice President













                                INDEX TO EXHIBITS



                                                               Paper (P) or
Exhibit No.     Description                                    Electronic (E)
- -----------     -----------                                    --------------

(99.1)          Structural and Collateral Term Sheets                E
                prepared by J.P. Morgan Securities Inc.,
                CIBC World Markets Corp., ABN AMRO
                Incorporated and Morgan Stanley & Co.
                Incorporated in connection with J.P.
                Morgan Chase Commercial Mortgage
                Securities Corp., Commercial Mortgage
                Pass-Through Certificates, Series
                2004-CIBC9, Class A-1, Class A-2, Class
                A-3, Class A-4, Class B, Class C, Class D
                and Class E.