EXHIBIT 99.15



                   Certification of Periodic Financial Reports

I, Robert L. Waltrip, of Service Corporation International, certify, pursuant to
Section 906 of the Sarbanes-Oxley Act of 2002, that:

         (1)      the Report on Form 10-K for the period ended December 31, 2002
                  (the "Report") which this statement accompanies 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 Service Corporation International.

Dated:  March 17, 2003



                                                  /s/ Robert L. Waltrip
                                                  ------------------------------
                                                  Robert L. Waltrip
                                                  Chairman of the Board and
                                                  Chief Executive Officer