                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTONWashington, 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)  February     March 1710, 2005
                                                -------------------------------


             J.P. Morgan Chase Commercial Mortgage Securities Corp.
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             (Exact name of registrant as specified in its charter)



        New York                      333-118975                                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.)

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))



Item 8.01.       Other Events.

                           Attached as exhibitsExhibit 99 are the Structural and Collateral Term 
Sheets (as
 defined in the no-action letter issued by the staff of the Securities and
and Exchange Commission (the "Commission") on February 17, 1995, to the Public
Securities Securities
Association) furnished to the Registrant by J.P. Morgan Securities
 Inc., ABNCIBC
World AMROMarkets IncorporatedCorp., NomuraCredit SecuritiesSuisse International,First Inc.,Boston Deutsche
BankLLC Securities Inc. and PNCWachovia Capital 
Markets, Inc.LLC (the "Underwriters") in
 respect of the Registrant's proposed 
offering of certain classes of the
 Commercial Mortgage Pass-Through 
Certificates, Series 2005-LDP1CIBC11 (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. 333-118975)
 (the "Registration Statement"). The Registrant hereby 
incorporates the
Structural andComputational CollateralMaterials 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 9.01.       Financial Statements, Pro Forma Financial Information and Exhibits

          (c)     Exhibits

Item 601(a)
of Regulation S-K
Exhibit No.                             Description
-----------                             -----------

(99.1)                                  

                                        Structural and Collateral Term SheetSheets
                                        prepared by J.P. Morgan Securities Inc.,
                                        ABNCIBC AMROWorld Incorporated, Nomura Securities
                                        International, Inc., Deutsche Bank
                                        Securities Inc. and PNC Capital Markets,
                                        Inc. in connection with certain classes
                                        of the J.P. Morgan Chase Commercial
                                        Mortgage Securities Corp., Commercial
                                        MortgageCredit Pass-Through Certificates,Suisse
                                        SeriesFirst 2005-LDP1.

(99.2)                                  CollateralBoston TermLLC Sheet prepared by J.P.
                                        Morgan Securities Inc., ABN AMRO
                                        Incorporated, Nomura Securities
                                        International, Inc., Deutsche Bank
                                        Securities Inc. and PNCWachovia Capital Markets,
                                        Inc.Markets, LLC in connection with certain classes
                                        of the J.P. 
                                        Morgan Chase Commercial Mortgage
                                        Mortgage Securities Corp., Commercial Mortgage
                                        Mortgage Pass-Through Certificates, Series
                                        Series 2005-LDP1.CIBC11






SIGNATURE
---------
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
the undersigned hereunto duly authorized.

Date:  FebruaryMarch 1714, 2005


                                                                                   J.P. MORGAN CHASE COMMERCIAL
                                                                                   MORTGAGE SECURITIES CORP.



                                                                                   By:       /s/ MarkCharles LevineY. Lee
                                              ----------------------------------
                                                                                           Name:  Mark LevineCharles Y. Lee
                                                                                           Title: Vice President






                                INDEX TO EXHIBITS
                                -----------------



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

(99.1)                         Structural and Collateral Term Sheet                   Sheets                 E
                                   prepared by J.P. Morgan Securities Inc.,
                  ABN                 CIBC AMROWorld Incorporated, Nomura Securities
                  International, Inc., Deutsche Bank
                  Securities Inc. and PNC Capital Markets,
                  Inc. in connection with certain classes of
                  the J.P. Morgan Chase Commercial Mortgage
                  Securities Corp., CommercialCredit MortgageSuisse
                  Pass-Through Certificates, Series
                  2005-LDP1.

(99.2)            Collateral Term Sheet prepared by J.P.                 E
                  MorganFirst SecuritiesBoston Inc.,LLC ABN AMRO
                  Incorporated, Nomura Securities
                  International, Inc., Deutsche Bank
                  Securities Inc. and PNCWachovia Capital 
                 Markets,
                  Inc. LLC in connection with certain classes of
                  the J.P. 
                 Morgan Chase Commercial Mortgage
                                   Securities Corp., Commercial Mortgage
                                   Pass-Through Certificates, Series
                                   2005-LDP1.CIBC11
Filing Compare · JP MORGAN CHASE COMMERCIAL MORTGAGE SECURITIES CORP
