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 Annual Report on Form 10-K of APS for the fiscal year
ended December 31, 2002 (the "December 2002 Form 10-K") 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 December 2002 Form 10-K 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: March 31, 2003