<PAGE>


                       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:  November 5, 1996


                   CHASE COMMERCIAL MORTGAGE SECURITIES CORP.
        (formerly known as Chemical Commercial Mortgage Securities Corp.)
        -----------------------------------------------------------------
                           (Exact Name of Registrant)



      New York                     333-05271              13-3728743     
   --------------                -------------          ------------------
   (State or other               (Commission             (IRS Employer
   jurisdiction of                File Number)           Identification No.)
   incorporation)


                        380 Madison Avenue, New York          10017-2951
                   Address of principal executive offices)    (Zip Code)

                                                                             
  Registrant's telephone number, including area code: (212) 622-3510



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Item 5.  Other Events.

         On or about October 18, 1996, Chase Commercial Mortgage Securities
Corp. (the "Depositor") made the distribution to holders of its Mortgage
Pass-Through Certificates, Series 1996-1 contemplated by the Pooling and
Servicing Agreement dated as of July 1, 1996 (the "Pooling and Servicing
Agreement") among the Depositor, The Chase Manhattan Bank, as Servicer,
Lennar Partners Inc., as Special Servicer, LaSalle National Bank, as Trustee 
and ABN Amro Bank N.V., as Fiscal Agent.

         A copy of the Certificateholders Report with respect to such
distribution delivered pursuant to Section 4.02 of the Pooling and Servicing
Agreement is being filed as an Exhibit to this Current Report on Form 8-K.


Item 7(c). Exhibits

           Exhibits            Description
           --------            -----------

            20.1               Monthly Report with respect to the October 18,
                               1996 distribution




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                                   SIGNATURES


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


Dated:  November 5, 1996


                                            CHASE COMMERCIAL M0RTGAGE
                                            SECURITIES CORP.
                                            

                                            By:   /s/ Denis Kelly
                                                  -------------------
                                           Name:   Denis Kelly
                                           Title:  Assistant Treasurer
 

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



           Exhibit No.             Description
           -----------             ----------- 

             20.1                  Monthly Report with respect to the
                                   distribution to Certificateholders on
                                   October 18, 1996