Exhibit 4.1





AGREEMENT OF RESIGNATION,  APPOINTMENT,  ACCEPTANCE,  AND ASSIGNMENT dated as of
August 18, 1995 by and among ARIZONA PUBLIC SERVICE COMPANY,  a corporation duly
organized and existing under the laws of Arizona and having its principal office
at 400 North 5th Street, Phoenix, Arizona 85004 (the "Company"), BANK OF AMERICA
NATIONAL TRUST AND SAVINGS  ASSOCIATION,  a national  banking  association  duly
organized and existing under the laws of the United States of America and having
a corporate trust office at 333 South Beaudry Avenue,  25th Floor,  Los Angeles,
California  90017 (the "Resigning  Trustee") and THE BANK OF NEW YORK, a banking
corporation  duly organized and existing under the laws of the State of New York
and having its principal corporate trust office at 101 Barclay Street, New York,
New York 10286 (the "Successor Trustee"). 

                                   RECITALS:

         WHEREAS, the Company and the Resigning Trustee, as trustee, are parties
to the  Mortgage  and Deed of Trust  dated as of July 1, 1946,  as  amended  and
supplemented by fifty-three  indentures  supplemental thereto  (collectively the
"Mortgage"); and

WHEREAS,  said  Mortgage  was  recorded  and filed in  Counties  in the State of
Arizona as follows:

                                                           Filed and Abstracted
                        Recorded as Real Mortgage          as Chattel Mortgage
                        -------------------------          --------------------

                          Date         Book or               Chattel 
       County           Recorded       Docket     Page      Mortgage      Page
       ------           --------       ------     ----        Book        ----
                                                              ----
Apache                  7-28-50          16          1          9          154
Cochise                  2-3-53          80         28         19          292
Coconino                1-20-53          39          1         10          286
Gila                    1-17-53          32         84         17           --
Graham                  12-3-63          92         87         15          223
Maricopa                 8-6-46         408        163         92          204
Mohave                 11-13-57          28         68         12           13
Navajo                 10-14-49          31        483         16          521
Pima                    1-24-53         558        351         14           --
Pinal                  10-25-52          68         31         12          591
Yavapai                  8-7-46          79          1         12          223
Yuma                     8-1-47          58        173         21          265

and in Counties in the State of New Mexico as follows:

McKinley                5-31-61          36        153          4          295
San Juan                1-31-61         472        140          (No. 72441)


the copy  recorded  in Yuma  County,  Arizona  also being  effective  for La Paz
County,  Arizona,  formed on December 31, 1982; and copies of said Mortgage were
filed with the office of the Bureau of Indian  Affairs at Window Rock,  Arizona,
and with the Navajo Tribe of Indians at Window Rock, Arizona, and in the offices
of the Secretary of State and the State Land Department of the State of Arizona;
and

         WHEREAS,  the Company  has  executed  and  delivered  to the  resigning
Trustee fifty-three indentures supplemental to the Mortgage dated as of December
1, 1947, April 1, 1949,  February 1, 1950,  December 1, 1950,  February 1, 1953,
November 1, 1953,  March 1, 1954,  October 1, 1957,  March 1, 1959,  November 1,
1961,  June 1, 1962,  December 1, 1962,  September  1, 1963,  September 1, 1967,
April 1, 1970, March 15, 1972,  April 1, 1974,  February 15, 1975, June 1, 1975,
November 15, 1975, April 15, 1977,  January 15, 1978, March 1, 1979, October 15,
1979, May 15, 1980,  February 2, 1982, April 15, 1982, July 1, 1983, October 15,
1983, June 15, 1984,  January 15, 1985, May 1, 1985,  June 1, 1985,  November 1,
1985,  January 15, 1986,  March 1, 1986, May 1, 1986,  February 1, 1987, June 1,
1987,  November 15, 1987, April 1, 1989,  February 15, 1990, May 15, 1990, April
15, 1991,  December 15, 1991,  January 15, 1992,  March 1, 1992,  June 15, 1992,
February 1, 1993, August 1, 1993, August 1, 1993,  September 15, 1993, and March
1, 1994,  each of which has been or will be recorded or filed in, or a recording
or filing is or will be effective with respect to each jurisdiction  referred to
above; and

         WHEREAS,  there are presently issued and outstanding under the Mortgage
approximately $1.7 billion in aggregate  principal amount of the Company's First
Mortgage   Bonds,   as  more   particularly   described   in  Exhibit  A  hereto
(collectively, the "Bonds"); and

         WHEREAS,  Section 101 of the Mortgage  provides that the Trustee may at
any time resign by giving  written  notice of such  resignation  to the Company,
effective upon the appointment of a successor Trustee; and

         WHEREAS,  Section 102 of the  Mortgage  provides  that,  if the Trustee
shall resign,  until a successor  Trustee is appointed by the  bondholders,  the
Company may, by a Board Resolution, appoint a successor Trustee; and

         WHEREAS,  the Company's  Board of Directors has appointed the Successor
Trustee to succeed the  Resigning  Trustee as Trustee,  security  registrar  and
paying agent as to each series of the Bonds, and the Successor Trustee wishes to
accept such appointment; and

         WHEREAS,  Section  104 of the  Mortgage  provides  that  any  successor
Trustee appointed in accordance with the Mortgage shall execute, acknowledge and
deliver to the Company and to its  predecessor  Trustee an instrument  accepting
such  appointment  under the  Mortgage,  and thereupon  the  resignation  of the
predecessor  Trustee shall become effective and such successor Trustee,  without
any  further  act,  deed or  conveyance,  shall  become  vested with all rights,
powers, duties and obligations of the predecessor Trustee.

         NOW, THEREFORE,  the Company,  Resigning Trustee and Successor Trustee,
for  and in  consideration  of the  premises  and of  other  good  and  valuable
consideration,  the receipt and  sufficiency  of which are hereby  acknowledged,
hereby consent and agree as follows:

                                  ARTICLE ONE

                 Representations and Warranties of All Parties
                 ---------------------------------------------

         Section  101.  Each  of the  Company,  the  Resigning  Trustee  and the
Successor Trustee hereby represents and warrants, each to the other, that:

         (a)  It  either  (i) has  been  duly  incorporated  and is an  existing
              corporation in good standing under the laws of its jurisdiction of
              incorporation,  or (ii) is a  national  banking  association  duly
              organized under the laws of the United States; and

         (b)  It has full power and authority to execute and deliver and perform
              its obligations under this Agreement; and

         (c)  This Agreement has been duly and validly authorized, executed, and
              delivered  by it and  constitutes  a  legal,  valid,  and  binding
              obligation  enforceable  against it in  accordance  with its terms
              subject   to   bankruptcy,    insolvency,   fraudulent   transfer,
              reorganization,   moratorium   and   similar   laws   of   general
              applicability  relating to or affecting  creditors'  rights and to
              general equity principles.




                                  ARTICLE TWO

                             The Resigning Trustee
                             ---------------------

         Section 2.01.  Pursuant to Section 101 of the  Mortgage,  the Resigning
Trustee  hereby  notifies  the Company  that it is hereby  resigning as Trustee,
security  registrar and paying agent under the Mortgage (which  resignation also
includes the resignation of BankAmerica  National Trust Company  ("BankAmerica")
as Paying Agent and Security Registrar in the Borough of Manhattan,  City of New
York, New York,  pursuant to the  resignation  letter attached hereto as Exhibit
B).

         Section  2.02.  Resigning  Trustee  hereby  represents  and warrants to
Successor Trustee that:

         (a)  No covenant or condition contained in the Mortgage has been waived
              by  Resigning  Trustee  or, to the best of its  knowledge,  by the
              Holders of the  percentage  in aggregate  principal  amount of the
              Bonds required by the Mortgage to effect any such waiver.

         (b)  To  the  best  of its  knowledge,  there  is no  action,  suit  or
              proceeding  pending or, to the best of its  knowledge,  threatened
              against  Resigning  Trustee  before any court or any  governmental
              authority  arising  out of any  action or  omission  by  Resigning
              Trustee as Trustee under the Mortgage.

         (c)  As of the effective date of this Agreement, Resigning Trustee will
              hold no moneys or property under the Mortgage.

         (d)  It has not  delegated  to any  other  party  any of its  duties as
              Trustee,   security   registrar  or  paying  agent,   except  that
              BankAmerica  is paying agent and security  registrar,  and has not
              appointed any authenticating agent.

         Section  2.03.  The  Resigning   Trustee  hereby  assigns,   transfers,
delivers,  conveys,  and confirms to the Successor Trustee all right, title, and
interest  (direct and  beneficial) of the Resigning  Trustee in and to the trust
under the Mortgage, any and all property and money held by the Resigning Trustee
under the Mortgage and all rights,  powers,  and trusts of the Trustee under the
Mortgage.

         Section 2.04. The Resigning  Trustee shall, as promptly as practicable,
deliver to the  Successor  Trustee all property and money held by the  Resigning
Trustee  under the  Mortgage,  furnish to the  Successor  Trustee all  documents
relating  to the  trust  created  by the  Mortgage  and all  information  in its
possession relating to the administration and status thereof,  and shall furnish
to the  Successor  Trustee any of such  documents or  information  the Successor
Trustee may select,  including,  but not limited to, (a) the computer  tape, and
certified  list of  Holders,  for each  outstanding  issue  of Bonds  (including
certificate  information),  (b) files of the executed closing  documents for the
outstanding   issues  of  Bonds,   including  the  most  recent   documents  and
certificates  relating to the  administration of the Mortgage,  delivered by the
Company to the Resigning Trustee, (c) inventory of Bond certificates, (d) monies
held by the Resigning Trustee  representing:  (i) prior  redemptions,  including
Holder  and  Certificate  information  for all  unpaid  Bonds,  and (ii)  unpaid
interest  amounts,  with  corresponding  lists for each Bond issue,  by interest
payment dates,  of unpaid  Holders and amounts due. The Successor  Trustee shall
make available to the Resigning Trustee as promptly as practicable following the
request of the Resigning Trustee any such original documents which the Resigning
Trustee may need to defend against any action,  suit, or proceeding  against the
Resigning  Trustee as Trustee or which the  Resigning  Trustee  may need for any
other proper purpose.

         Section 2.05.  Resigning Trustee hereby acknowledges payment in full by
the Company, pursuant to Section 96 of the Mortgage, of compensation,  as billed
through  April 1995,  for all services  rendered by Resigning  Trustee under the
Mortgage and reimbursement in full by the Company of the expenses, disbursements
and  advances,  as billed  through  April 1995,  incurred  or made by  Resigning
Trustee in accordance  with the  provisions  of the Mortgage,  and the Resigning
Trustee acknowledges that it relinquishes any lien it may have upon all property
or funds held or collected by it to secure any of these  amounts.  The Resigning
Trustee further  acknowledges that provision has been made for payment (no later
than December 1, 1995) for the remaining services,  expenses,  disbursements and
advances  (until  September  29, 1995) to be rendered,  incurred,  or made by it
under the Mortgage and, as of December 1, 1995,  when such payment has been made
in full by the Company,  the Resigning Trustee relinquishes any lien it may have
upon  property  or funds held or  collected  by it to secure any  amounts due it
under the Mortgage,  and the Resigning  Trustee shall so certify in writing upon
the request of the Company.

                                 ARTICLE THREE

                                  The Company
                                  -----------

         Section  3.01.  Company  hereby  accepts the  resignation  of Resigning
Trustee as Trustee,  security  registrar  and paying  agent  under the  Mortgage
(including  the  resignation  of BankAmerica as described in Exhibit B), and the
Company further  consents to the assignments and transfers  described in Section
2.03 hereinabove.

         Section  3.02.  The Company  hereby  certifies  that Exhibit C attached
hereto is a copy of the Board  Resolutions  which were duly adopted by the Board
of  Directors  of the  Company,  which are in full  force and effect on the date
hereof,  and which  authorize  certain  officers  of the  Company  to (a) accept
Resigning Trustee's resignation as Trustee,  security registrar and paying agent
(which  resignation  also includes the  resignation  of  BankAmerica)  under the
Mortgage;  (b) appoint  Successor  Trustee as Trustee,  security  registrar  and
paying agent under the Mortgage; and (c) execute and deliver such agreements and
other  instruments as may be necessary or desirable to effectuate the succession
of Successor Trustee as Trustee,  security  registrar and paying agent under the
Mortgage.

         Section 3.03. The Company hereby appoints Successor Trustee as Trustee,
security registrar and paying agent under the Mortgage to succeed to, and hereby
vests Successor Trustee with, all the rights, title,  interests,  powers, duties
and  obligations of Resigning  Trustee under the Mortgage with like effect as if
originally  named  as  Trustee,  security  registrar  and  paying  agent  in the
Mortgage.

         Section 3.04. Promptly after the effective date of this Agreement,  the
Company  shall cause a notice,  substantially  in the form of Exhibit D attached
hereto,  to be published in accordance  with the  provisions of Sections 101 and
102 of the Mortgage.

         Section 3.05. The Company  hereby  represents and warrants to Resigning
Trustee and Successor Trustee that:

         (a)  The Mortgage was validly and  lawfully  executed and  delivered by
              the Company and the Bonds were validly issued by the Company.

         (b)  No event has occurred and is continuing  which is, or after notice
              or lapse of time would become, an Event of Default.

         (c)  No covenant or condition contained in the Mortgage has been waived
              by Company or, to the best of Company's  knowledge,  by holders of
              the percentage in aggregate principal amount of the Bonds required
              to effect any such waiver.

         (d)  There is no action,  suit or proceeding pending or, to the best of
              Company's  knowledge,  threatened  against the Company  before any
              court or any governmental  authority  arising out of any action or
              omission by the Company under the Mortgage.



                                  ARTICLE FOUR

                             The Successor Trustee
                             ---------------------

         Section  4.01.  Successor  Trustee  hereby  represents  and warrants to
Resigning Trustee and to the Company that Successor Trustee is eligible pursuant
to the Trust Indenture Act of 1939, as amended,  and under the provisions of the
Mortgage (including Section 35) to act as Trustee, security registrar and paying
agent under the Mortgage.
 
         Section 4.02.  Successor  Trustee  hereby  accepts its  appointment  as
successor  Trustee,  security  registrar and paying agent under the Mortgage and
accepts the rights,  powers,  duties and  obligations  of  Resigning  Trustee as
Trustee, security registrar and paying agent, under the Mortgage, upon the terms
and conditions set forth therein, with like effect as if originally named in the
Mortgage as Trustee, security registrar and paying agent. 

         Section  4.03.  References  in the Mortgage to the  principal  place of
business  and  mailing  address of the  Trustee  shall be deemed to refer to the
Corporate Trust Office of Successor Trustee at 101 Barclay Street, New York, New
York 10286 or any other office of Successor Trustee, at which, at any particular
time, its corporate  trust business shall be  administered  and of which written
notice is given to the Company.

                                  ARTICLE FIVE

                                 Miscellaneous
                                 -------------

         Section  5.01.  Except as  otherwise  expressly  provided  herein,  all
capitalized  terms used herein which are defined in the Mortgage  shall have the
meaning assigned to them in the Mortgage.

         Section  5.02.  This  Agreement  and  the   resignation,   appointment,
acceptance,  and assignment effected hereby shall be effective as of the opening
of business on September 29, 1995.

         Section  5.03.  The  Article  and  Section   headings  herein  are  for
convenience only and shall not affect the construction hereof.

         Section 5.04. All covenants and agreements herein by the parties hereto
shall also bind their respective successors and assigns, whether so expressed or
not.

         Section  5.05. In case any  provision in this  Agreement  shall be held
invalid, illegal or unenforceable,  the validity, legality and enforceability of
the remaining provisions shall not in any way be affected or impaired thereby.

         Section  5.06.  This  Agreement  shall be governed by and  construed in
accordance with the laws of the jurisdiction which govern the Mortgage.

         Section  5.07.  This  Agreement  may  be  executed  in  any  number  of
counterparts  each of which shall be an original,  but such  counterparts  shall
together constitute but one and the same instrument.

         Section 5.08.  The Company,  Resigning  Trustee and  Successor  Trustee
hereby acknowledge  receipt of an executed and acknowledged  counterpart of this
Agreement and the effectiveness thereof.

         Section 5.09. Each of the parties hereto shall execute and deliver such
further  instruments  and shall  perform  such  other  acts as the  Company  may
reasonably require to more fully and certainly vest and confirm in the Successor
Trustee  all the  rights,  trusts,  and  powers  hereby  assigned,  transferred,
delivered, and confirmed to the Successor Trustee.

         IN WITNESS  WHEREOF,  the parties  hereby have caused this Agreement of
Resignation,  Appointment,  Acceptance,  and  Assignment to be duly executed and
acknowledged and their respective seals to be affixed hereunto and duly attested
all as of the day and year first above written.

                                          ARIZONA PUBLIC SERVICE COMPANY


Attest:
                                          By:   Nancy E. Newquist
                                              ----------------------------
                                                Name: Nancy E. Newquist
Jaron B. Norberg                                Title: Treasurer
- -------------------------
Executive Vice President                  
and Chief Financial Officer

[SEAL]




                                           BANK OF AMERICA NATIONAL TRUST
                                           AND SAVINGS ASSOCIATION,
                                           as Resigning Trustee


Attest:                                    By:      Fonda J. Hall
                                              ----------------------------   
                                                Name: Fonda J. Hall
Sandy Chan                                      Title: Trust Officer
- ----------------------------
Trust Officer

[SEAL]




                                           THE BANK OF NEW YORK, as
                                           Successor Trustee


Attest:                                    By:      David G. Sampson
                                               ----------------------------
                                                Name:  David G. Sampson
Paul Schmalzel                                  Title: Vice President
- ----------------------------
Assistant Treasurer

[SEAL]




STATE OF ARIZONA           )
                           :        ss:
COUNTY OF MARICOPA         )

On this 18th day of August, 1995, before me, Michele M. Holden, Notary Public in
and for the County and State aforesaid,  residing therein, duly commissioned and
sworn, personally appeared Nancy E. Newquist, known to me to be the Treasurer of
ARIZONA PUBLIC SERVICE COMPANY, the corporation  described in and which executed
the within  instrument,  and Jaron B. Norberg,  known to me to be Executive Vice
President and Chief Financial Officer of said corporation,  who being by me duly
sworn,  acknowledged  before me that the seal affixed to said  instrument is the
corporate  seal of said  corporation,  that  they,  being  authorized  so to do,
executed the within instrument on behalf of said corporation by authority of its
board of  directors,  and that said  instrument is the free act and deed of said
corporation for the purposes therein contained.

         IN WITNESS WHEREOF, I have hereunto set my hand and affixed my official
seal the day and year in this certificate first above written.



                                          Michele M. Holden
                                          ----------------------------
                                          Notary Public

[SEAL]

                            My Commission Expires: July 20, 1996

STATE OF ARIZONA           )
                           :        ss:
COUNTY OF MARICOPA         )

         This instrument was acknowledged  before me on August 18, 1995 by Nancy
E. Newquist and Jaron B. Norberg as Treasurer and Executive  Vice  President and
Chief Financial Officer, respectively, of ARIZONA PUBLIC SERVICE COMPANY.




                                          Michele M. Holden
                                          ----------------------------
                                          Notary Public

[SEAL]

                            My Commission Expires: July 20, 1996






STATE OF CALIFORNIA        )
                           :        ss:
COUNTY OF LOS ANGELES      )



On this 18th day of August,  1995, before me, Suzan G. Spivey,  Notary Public in
and for the County and State aforesaid,  residing therein, duly commissioned and
sworn,  personally  appeared  Fonda J. Hall,  known to me to be Trust Officer of
BANK OF AMERICA  NATIONAL  TRUST AND  SAVINGS  ASSOCIATION,  a national  banking
association which executed the within instrument,  and Sandy Chan known to me to
be a Trust Officer of said association, who being by me duly sworn, acknowledged
before me that the seal affixed to said instrument is the corporate seal of said
association,  that  they,  being  authorized  so  to  do,  executed  the  within
instrument on behalf of said association by authority of its board of directors,
and that said  instrument is the free act and deed of said  association  for the
purposes therein contained.

         IN WITNESS WHEREOF, I have hereunto set my hand and affixed my official
seal the day and year in this certificate first above written.



                                          Susan G. Spivey
                                          ----------------------------
                                          Notary Public

[SEAL]

                            My Commission Expires: March 30, 1998

STATE OF CALIFORNIA        )
                           :        ss:
COUNTY OF LOS ANGELES      )


         This instrument was acknowledged  before me on August 18, 1995 by Fonda
J. Hall and Sandy Chan as Trust Officer and Trust Officer, respectively, of BANK
OF AMERICA NATIONAL TRUST AND SAVINGS ASSOCIATION.



                                          Suzan G. Spivey
                                          ----------------------------
                                          Notary Public

[SEAL]

                            My Commission Expires: March 30, 1998







STATE OF NEW YORK          )
                           :        ss:
COUNTY OF NEW YORK         )


         On this 18th day of August,  1995,  before me, Timothy J. Shea,  Notary
Public  in and for the  County  and  State  aforesaid,  residing  therein,  duly
commissioned and sworn,  personally appeared David G. Sampson, known to me to be
Vice President of THE BANK OF NEW YORK, a banking corporation which executed the
within instrument,  and Paul Schmalzel known to me to be an Assistant  Treasurer
of said corporation, who being by me duly sworn, acknowledged before me that the
seal affixed to said instrument is the corporate seal of said corporation,  that
they,  being  authorized so to do,  executed the within  instrument on behalf of
said  corporation  by  authority  of its  board  of  directors,  and  that  said
instrument is the free act and deed of said corporation for the purposes therein
contained.

IN WITNESS WHEREOF, I have hereunto set my hand and affixed my official seal the
day and year in this certificate first above written.


                                          Timothy J. Shea
                                          ----------------------------
                                          Notary Public

[SEAL]

                            My Commission Expires: May 5, 1996


STATE OF NEW YORK          )
                           :        ss:
COUNTY OF NEW YORK         )

         This instrument was acknowledged  before me on August 18, 1995 by David
G.  Sampson  and Paul  Schmalzel  as Vice  President  and  Assistant  Treasurer,
respectively, of THE BANK OF NEW YORK.


                                          Timothy J. Shea
                                          ----------------------------
                                          Notary Public

[SEAL]

                            My Commission Expires: May 5, 1996







                                   EXHIBIT A

                        OUTSTANDING FIRST MORTGAGE BONDS

                                    Date of   Date of       Total
         Interest Rate              Issue     Maturity    Outstanding
         -------------              -------   --------    -----------

         7.125%                     1/29/92   1/15/97   $150,000,000.00

         7.625%                     3/04/92   3/15/98   $100,000,000.00

         8.125%                     3/04/92   3/15/02   $125,000,000.00

         10.250%                    5/31/90   5/15/20   $123,550,000.00

         9.00%                      12/17/91 12/15/21   $150,000,000.00

         9.50%                      4/23/91   4/15/21   $ 96,450,000.00

         8.75%                      1/29/92   1/15/24   $175,000,000.00

         7.625%                     6/16/92   6/15/99   $100,000,000.00

         8.00%                      2/09/93   2/01/25   $150,000,000.00

         7.25%                      8/10/93   8/01/23   $100,000,000.00

         5.50%                      9/02/93   8/15/28   $ 25,000,000.00

         5.875%                     9/02/93   8/15/28   $141,150,000.00

         5.875%                     9/02/93   8/15/28   $ 12,850,000.00

         5.750%                     9/28/93   9/15/00   $100,000,000.00

         6.625%                     3/02/94   3/01/04   $100,000,000.00



                                   EXHIBIT B


Arizona Public Service Company
400 N. 5th Street
Phoenix, Arizona 85004


Ladies and Gentlemen:

         This is to advise you that  BankAmerica  National  Trust  Company  does
hereby resign as agent of Arizona Pubic Service  Company (the  "Company") in the
City of New York,  New York,  (i) in  respect of the  payment of the  principal,
interest and premium, if any, on all of the Company's outstanding First Mortgage
Bonds as  listed on  Schedule  I hereto  (collectively,  the  "Bonds"),  (ii) in
respect of the  registration,  transfer  and  exchange of such Bonds,  and (iii)
where notices,  presentations,  and demands to or upon the Company in respect of
such Bonds and in respect of the  Mortgage and Deed of Trust,  as  supplemented,
and amended, securing said Bonds, may be given or made.

         Please  indicate your  acceptance of this  resignation  by causing this
letter to be signed on your behalf in the space provided for that purpose.

                                            Sincerely,


                                            BANKAMERICA NATIONAL TRUST COMPANY



                                                   Sean Cullen 
                                            ----------------------------
                                            Title: Vice President
                                            Date:  August 18, 1995


Accepted:

ARIZONA PUBLIC SERVICE COMPANY



Nancy E. Newquist
- ----------------------------
Title: Treasurer
Date:  August 18, 1995




                                   SCHEDULE I

                        OUTSTANDING FIRST MORTGAGE BONDS

                                    Date of    Date of        Total
         Interest Rate              Issue      Maturity     Outstanding

         7.125%                     1/29/92    1/15/97    $150,000,000.00

         7.625%                     3/04/92    3/15/98    $100,000,000.00

         8.125%                     3/04/92    3/15/02    $125,000,000.00

         10.250%                    5/31/90    5/15/20    $123,550,000.00

         9.00%                      12/17/91   12/15/21   $150,000,000.00

         9.50%                      4/23/91     4/15/21   $ 96,450,000.00

         8.75%                      1/29/92     1/15/24   $175,000,000.00

         7.625%                     6/16/92     6/15/99   $100,000,000.00

         8.00%                      2/09/93     2/01/25   $150,000,000.00

         7.25%                      8/10/93     8/01/23   $100,000,000.00

         5.50%                      9/02/93     8/15/28   $ 25,000,000.00

         5.875%                     9/02/93     8/15/28   $141,150,000.00

         5.875%                     9/02/93     8/15/28   $ 12,850,000.00

         5.750%                     9/28/93     9/15/00   $100,000,000.00

         6.625%                     3/02/94     3/01/04   $100,000,000.00





                                   EXHIBIT C


                                  CERTIFICATE

         I, BETSY A.  PREGULMAN,  Associate  Secretary of ARIZONA PUBLIC SERVICE
COMPANY, an Arizona corporation, hereby certify that the following is a true and
correct  copy of an  excerpt  from a meeting of the Board of  Directors  of said
corporation,  duly  convened and held on the 20th day of June,  1995, at which a
quorum was present and acting  throughout,  and at which time the  following was
adopted and is now in full force and effect: 

                  RESOLVED,  that  the  Company  appoint  The  Bank of New  York
         ("Successor  Trustee") as successor  Trustee and Paying Agent under the
         Mortgage  and Deed of Trust dated as July 1, 1946 (the  "Mortgage")  by
         and between the Company and Bank of America  National Trust and Savings
         Association (the "Resigning  Trustee"),  as Trustee,  pursuant to which
         the  Company  has issued and  outstanding  approximately  $1.7  billion
         aggregate  principal  amount of the Company's First Mortgage Bonds; and
         that the Company accept the resignation of Resigning Trustee as Trustee
         and Paying Agent under the Mortgage  (which  resignation  also includes
         the  resignation of BankAmerica  National Trust Company as Paying Agent
         and Security  Registrar in the Borough of Manhattan,  City of New York,
         New York),  such  appointment  and resignation to be effective upon the
         execution  and  delivery  by  Successor  Trustee  to the  Company of an
         instrument  or  instruments  accepting  such  appointment  as successor
         Trustee under the Mortgage; and further

                  RESOLVED,  that  the  President,   any  Vice  President,   the
         Controller  or the Treasurer of the Company be, and each of them hereby
         is,  authorized,  empowered  and directed to execute and deliver in the
         name  and on  behalf  of the  Company,  an  instrument  or  instruments
         appointing Successor Trustee as the successor Trustee and accepting the
         resignation of Resigning Trustee; and further

                  RESOLVED,  that the proper  officers of the Company are hereby
         authorized,  empowered  and directed to do or cause to be done all such
         acts or things, and to execute and deliver,  or cause to be executed or
         delivered, any and all such other agreements, amendments,  instruments,
         certificates,  documents or papers (including,  without limitation, any
         and all notices and  certificates  required or permitted to be given or
         made on  behalf  of the  Company  to the  bondholders  or to  Successor
         Trustee or Resigning  Trustee),  under the terms of any of the executed
         instruments in connection  with the  resignation of Resigning  Trustee,
         and the appointment of Successor Trustee,  in the name and on behalf of
         the Company as any of such officers, in his or her discretion, may deem
         necessary  or  advisable  to  effectuate  or carry out the purposes and
         intent  of  the  foregoing  resolutions;  and  to  exercise  any of the
         Company's  obligations under the instruments and agreements executed on
         behalf of the Company in connection  with the  resignation of Resigning
         Trustee and appointment of Successor Trustee.

         IN WITNESS  WHEREOF,  I have  hereunto  set my hand and the seal of the
Company this 18th day of August, 1995.




                                              Betsy A. Pregulman
                                              ----------------------------
                                              Betsy A. Pregulman
                                              Associate Secretary





         (SEAL)






                                   EXHIBIT D


                                     NOTICE

To the Holders of

         NOTICE IS HEREBY  GIVEN,  pursuant to Section 101 of the  Mortgage  and
Deed of Trust, as supplemented and amended (the "Mortgage"), dated as of July 1,
1946 by and between  Arizona Public Service  Company (the "Company") and Bank of
America National Trust and Savings  Association  ("Bank of America") as Trustee,
that Bank of America  has  resigned as Trustee,  security  registrar  and paying
agent under the Mortgage  (including the  resignation  of  BankAmerica  National
Trust Company as agent of the Company in the City of New York, New York).

         NOTICE  IS  HEREBY  FURTHER  GIVEN,  pursuant  to  Section  102  of the
Mortgage,  that the Company has  appointed  The Bank of New York, a  corporation
duly  organized  and  existing  under  the  laws of the  State of New  York,  as
successor Trustee under the Mortgage, and as security registrar and paying agent
thereunder,  and that The Bank of New York  has  accepted  said  appointment  as
successor Trustee,  security registrar and paying agent under the Mortgage.  The
address of the  Corporate  Trust  Office of The Bank of New York is 101  Barclay
Street, New York, New York 10286.

         Said resignation of Bank of America as Trustee,  security registrar and
paying  agent and said  appointment  and  acceptance  of The Bank of New York as
successor  Trustee,  security registrar and paying agent will be effective as of
the opening of business on September 29, 1995.

Dated:   New York, New York
         _______________, 1995


                                         ARIZONA PUBLIC SERVICE COMPANY

                                         BANK OF AMERICA NATIONAL TRUST
                                         AND SAVING ASSOCIATION