Exhibit 99.2

 FORM OF CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
                               (DONALD E. BRANDT)

     I, Donald E. Brandt, Senior Vice President and Chief Financial Officer of
Arizona Public Service Company ("APS"), certify, to the best of my knowledge,
that: (a) the attached Quarterly Report on Form 10-Q of APS for the fiscal
quarter ended March 31, 2003 (the "March 2003 Form 10-Q") fully complies with
the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of
1934 and (b) the information contained in the March 2003 Form 10-Q Report fairly
presents, in all material respects, the financial condition and results of
operations of APS.


                                       Donald E. Brandt
                                       -----------------------------------------
                                       Donald E. Brandt
                                       Senior Vice President and Chief Financial
                                       Officer

                                       Date: May 14, 2003