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 15, 2002


                             PS BUSINESS PARKS, INC.
                             -----------------------
             (Exact name of registrant as specified in its charter)


         California                     1-10709                 95-4300881
         ----------                     -------                 ----------
(State or Other Jurisdiction   (Commission File Number)      (I.R.S. Employer
      of Incorporation)                                   Identification Number)


               701 Western Avenue, Glendale, California 91201-2397
               (Address of principal executive offices) (Zip Code)


       Registrant's telephone number, including area code: (818) 244-8080
                                                           --------------


                                       N/A
                                       ---
          (Former name or former address, if changed since last report)

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Item 7.  Financial Statements and Exhibits

(c)      Exhibits

         99.1     Press release dated April 15, 2002.

Item 9.  Regulation FD Disclosure

         On April 15, 2002, the Company issued a press release announcing the
         Company's results for the quarter ended March 31, 2002. The Company is
         attaching the press release as Exhibit 99.1 to this Current Report on
         Form 8-K. The information included pursuant to this Item 9 (including
         the exhibits) shall not be deemed to be incorporated by reference into
         any filing made by the Company pursuant to the Securities Act of 1933,
         other than to the extent that such filing incorporates by reference any
         or all of such information by express reference thereto.

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                                   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.


                                                      PS BUSINESS PARKS, INC.


Date:  April 15, 2002                                  By:  /s/ Jack Corrigan
                                                            -----------------
                                                                Jack Corrigan
                                   Vice President and Chief Financial Officer

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