Exhibit 32

                           SECTION 1350 CERTIFICATION


In  connection  with  the  Quarterly  Report  on  Form  10-Q of  Public  Storage
Properties IV, Ltd. (the "Partnership") for the quarterly period ended September
30, 2008 as filed with the Securities and Exchange Commission on the date hereof
(the  "Report"),  Ronald L. Havner,  Jr., as Chief  Executive  Officer of Public
Storage,  corporate general partner,  and John Reyes, as Chief Financial Officer
of Public Storage, corporate general partner, each hereby certifies, pursuant to
18 U.S.C.  ss.1350,  as adopted pursuant to ss.906 of the  Sarbanes-Oxley Act of
2002, that:

     (1)  The Report fully  complies with the  requirements  of Section 13(a) or
          15(d) of the Securities Exchange Act of 1934; and

     (2)  The  information  contained  in the  Report  fairly  presents,  in all
          material respects,  the financial  condition and results of operations
          of the Partnership.

/s/ Ronald L. Havner, Jr.
- ------------------------------------
Name:    Ronald L. Havner, Jr.
Title:   Chief Executive Officer of Public Storage
         Corporate General Partner
Date:    November 13, 2008

/s/ John Reyes
- ------------------------------------
Name:    John Reyes
Title:   Chief Financial Officer of Public Storage
         Corporate General Partner
Date:    November 13, 2008