ARIZONA PUBLIC SERVICE CO Contracts & Agreements

Description of Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934 (Filed With SEC on February 27, 2024)

Underwriting Agreement dated June 27, 2023, in connection with the offering of $500,000,000 of 5.55% Notes due 2033 (Filed With SEC on June 30, 2023)

Thirtieth Supplemental Indenture relating to the issuance of $500,000,000 of 5.55% Notes due 2033 (Filed With SEC on June 30, 2023)

Note of 5.55% Notes due 2033 (Filed With SEC on June 30, 2023)

Description of Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934 (Filed With SEC on February 27, 2023)

Offer of Employment Letter dated May 19, 2022 between APS and Adam Heflin (Filed With SEC on February 27, 2023)

Discretionary Credit Award Agreement dated (Filed With SEC on February 27, 2023)

First Amendment to Discretionary Credit Award Agreement dated February 2 (Filed With SEC on February 27, 2023)

Summary of 202 (Filed With SEC on February 27, 2023)

Underwriting Agreement dated (Filed With SEC on November 8, 2022)

Twenty-Ninth Supplemental Indenture relating to the issuance of $400,000,000 of 6.35% Notes due 2032 (Filed With SEC on November 8, 2022)

Note of 6.35% Notes due 2032 (Filed With SEC on November 8, 2022)

Description of Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934 (Filed With SEC on February 25, 2022)

Summary of 202 (Filed With SEC on February 25, 2022)

Form of Restricted Stock Unit Award Agreement under the Pinnacle West Capital Corporation 2021 Long-Term Incentive Plan (Filed With SEC on February 25, 2022)

Form of Performance Share Award Agreement under the Pinnacle West Capital Corporation 2021 Long-Term Incentive Plan (Filed With SEC on February 25, 2022)

Transition and Separation Agreement (Filed With SEC on August 24, 2021)

Underwriting Agreement dated August 11, 2021, in connection with the offering of $450,000,000 of 2.20% Notes due 2031 (Filed With SEC on August 16, 2021)

Twenty-Eighth Supplemental Indenture relating to the issuance of $450,000,000 of 2.20% Notes due 2031 (Filed With SEC on August 16, 2021)

Note of 2.20% Notes due 2031 (Filed With SEC on August 16, 2021)

Amendment No. 4, dated April 1, 2021, to Facility Lease, dated as of December 15, 1986, between U.S. Bank National Association, successor to State Street Bank and Trust Company,... (Filed With SEC on May 5, 2021)

Description of Securities Registered Pursuant to (Filed With SEC on February 24, 2021)

Discretionary Credit Award Agreement dated June 19, 2019 between Pinnacle West and Theodore Geisler (Filed With SEC on February 24, 2021)

Retention Agreement dated December 19, 2008 between APS and Maria Lacal (Filed With SEC on February 24, 2021)

First Amendment to the Retention Agreement dated May 24, 2011 between APS and Maria Lacal (Filed With SEC on February 24, 2021)

Medical Retention Agreement dated October 31, 2014 between APS and Maria Lacal (Filed With SEC on February 24, 2021)

Discretionary Credit Award Agreement dated October 31, 2014 between APS and Maria Lacal (Filed With SEC on February 24, 2021)

Discretionary Credit Award Agreement dated September 29, 2016 between APS and Maria Lacal (Filed With SEC on February 24, 2021)

Summary of 2021 Variable Incentive Plan and Officer Variable Incentive Plan (Filed With SEC on February 24, 2021)

Form of Performance Share Award Agreement under the Pinnacle West Capital Corporation 2012 Long-Term Incentive Plan (Filed With SEC on February 24, 2021)

Underwriting Agreement dated November 16, 2020, in connection with the offering of $105,000,000 of 2.60% Notes due 2029 (Filed With SEC on November 19, 2020)

Note of 2.60% Notes due 2029 (Filed With SEC on November 19, 2020)

Underwriting Agreement dated September 8, 2020, in connection with the offering of $400,000,000 of 2.65% Notes due 2050 (Filed With SEC on September 11, 2020)

Twenty-Seventh Supplemental Indenture relating to the issuance of $400,000,000 of 2.65% Notes due 2050 (Filed With SEC on September 11, 2020)

Note of 2.65% Notes due 2050 (Filed With SEC on September 11, 2020)

Underwriting Agreement dated May 19, 2020, in connection with the offering of $600,000,000 of 3.35% Notes due 2050 (Filed With SEC on May 22, 2020)

Twenty-Sixth Supplemental Indenture relating to the issuance of $600,000,000 of 3.35% Notes due 2050 (Filed With SEC on May 22, 2020)

Note of 3.35% Notes due 2050 (Filed With SEC on May 22, 2020)

Form of Performance Share Award Agreement under the Pinnacle West Capital Corporation 2012 Long-Term Incentive Plan (Filed With SEC on May 8, 2020)

364-Day Term Loan, dated as of May 5, 2020, among Pinnacle West, as Borrower, PNC Bank, National Association, as Agent (Filed With SEC on May 8, 2020)

Underwriting Agreement dated August 7, 2018, in connection with the offering of $300,000,000 of 4.20% Notes due 2048 (Filed With SEC on August 9, 2018)

Twenty-Second Supplemental Indenture relating to the issuance of $300,000,000 of 4.20% Notes due 2048 (Filed With SEC on August 9, 2018)

Note of 4.20% Notes due 2048 (Filed With SEC on August 9, 2018)

364-day Credit Agreement dated as of June 28, 2018, among Pinnacle West, as Borrower, MUFG Bank, Ltd., as Agent and Issuing Bank, JPMorgan Chase Bank, N.A. and Bank of America,... (Filed With SEC on August 3, 2018)

Purchase and Sale Agreement, dated June 29, 2018, by and between Navajo Transitional Energy Company, LLC and 4CA (Filed With SEC on August 3, 2018)

Five-Year Credit Agreement dated as of July 12, 2018, among Pinnacle West, as Borrower, Barclays Bank PLC, as Agent and Issuing Bank, and the lenders and other parties thereto (Filed With SEC on August 3, 2018)

Five-Year Credit Agreement dated as of July 12, 2018 among APS, as Borrower, Barclays Bank PLC, as Agent and Issuing Bank, and the lenders and other parties thereto (Filed With SEC on August 3, 2018)

Four Corners Project Co-Tenancy Agreement, conformed copy up through and including Amendment No. 11, dated June 30, 2018, among APS, Public Service Company of New Mexico, SRP,... (Filed With SEC on August 3, 2018)

Amendment No. 1, dated July 13, 2018, to Five-Year Credit Agreement dated as of June 29, 2017, among APS, as Borrower, Barclays Bank PLC, as Agent and Issuing Bank, and the... (Filed With SEC on August 3, 2018)

Second Amendment to the Pinnacle West Capital Corporation Supplemental Excess Benefit Retirement Plan of 2005 (as amended and restated effective January 1, 2016) (Filed With SEC on February 23, 2018)

Summary of 2018 CEO Variable Incentive Plan and Officer Variable Incentive Plan (Filed With SEC on February 23, 2018)

Underwriting Agreement dated September 6, 2017, in connection with the offering of $300,000,000 of 2.95% Notes due 2027 (Filed With SEC on September 11, 2017)

Twenty-First Supplemental Indenture relating to the issuance of $300,000,000 of 2.95% Notes due 2027 (Filed With SEC on September 11, 2017)

Note of 2.95% Notes due 2027 (Filed With SEC on September 11, 2017)

PERFORMANCE CASH AWARD AGREEMENT (Filed With SEC on August 3, 2017)

U.S. $500,000,000 FIVE-YEAR CREDIT AGREEMENT Dated as of June 29, 2017 among ARIZONA PUBLIC SERVICE COMPANY, as Borrower, THE LENDERS PARTY HERETO, BARCLAYS BANK PLC, as Agent and... (Filed With SEC on August 3, 2017)

AMENDMENT NO. 1 TO FIVE-YEAR CREDIT AGREEMENT (Filed With SEC on August 3, 2017)

AMENDMENT NO. 1 TO 364-DAY CREDIT AGREEMENT (Filed With SEC on August 3, 2017)

AMENDMENT NO. 1 TO FIVE-YEAR CREDIT AGREEMENT (Filed With SEC on August 3, 2017)

ARIZONA PUBLIC SERVICE COMPANY $250,000,000 4.350% Notes due 2045 UNDERWRITING AGREEMENT (Filed With SEC on March 21, 2017)

ARIZONA PUBLIC SERVICE COMPANY 4.350% Note due 2045 No. 2$250,000,000CUSIP No. 040555 CT9 (Filed With SEC on March 21, 2017)

FIRST AMENDMENT TO THE PINNACLE WEST CAPITAL CORPORATION SUPPLEMENTAL EXCESS BENEFIT RETIREMENT PLAN OF 2005 (Filed With SEC on February 24, 2017)

Summary of 2017 Incentive Plans (Filed With SEC on February 24, 2017)

RESTRICTED STOCK UNIT AWARD AGREEMENT (Filed With SEC on February 24, 2017)

PERFORMANCE SHARE AWARD AGREEMENT (Filed With SEC on February 24, 2017)

ARIZONA PUBLIC SERVICE COMPANY $250,000,000 2.55% Notes due 2026 UNDERWRITING AGREEMENT (Filed With SEC on September 20, 2016)

ARIZONA PUBLIC SERVICE COMPANY TO THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. As Trustee under Arizona Public Service Companys Indenture dated as of January 15, 1998 Twentieth... (Filed With SEC on September 20, 2016)

ARIZONA PUBLIC SERVICE COMPANY 2.55% Note due 2026 No. 1$250,000,000CUSIP No. 040555CV4 (Filed With SEC on September 20, 2016)

ARIZONA PUBLIC SERVICE COMPANY $350,000,000 3.75% Notes due 2046 UNDERWRITING AGREEMENT (Filed With SEC on May 6, 2016)

ARIZONA PUBLIC SERVICE COMPANY TO THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. As Trustee under Arizona Public Service Companys Indenture dated as of January 15, 1998... (Filed With SEC on May 6, 2016)

ARIZONA PUBLIC SERVICE COMPANY 3.75% Note due 2046 (Filed With SEC on May 6, 2016)

U.S. $100,000,000 TERM LOAN AGREEMENT Dated as of April 22, 2016 among ARIZONA PUBLIC SERVICE COMPANY, as Borrower, THE LENDERS PARTY HERETO, TORONTO DOMINION (TEXAS) LLC, as... (Filed With SEC on April 29, 2016)

DEFERRED COMPENSATION PLAN OF 2005 FOR EMPLOYEES OF PINNACLE WEST CAPITAL CORPORATION AND AFFILIATES (as amended and restated effective January 1, 2016) (Filed With SEC on February 19, 2016)

PINNACLE WEST CAPITAL CORPORATION SUPPLEMENTAL EXCESS BENEFIT RETIREMENT PLAN OF 2005 (as amended and restated effective January1, 2016) (Filed With SEC on February 19, 2016)

Summary of 2016 Incentive Plans (Filed With SEC on February 19, 2016)

PERFORMANCE SHARE AWARD AGREEMENT (Filed With SEC on February 19, 2016)

ARIZONA PUBLIC SERVICE COMPANY $250,000,000 4.350% Notes due 2045 UNDERWRITING AGREEMENT (Filed With SEC on November 6, 2015)

ARIZONA PUBLIC SERVICE COMPANY TO THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. As Trustee under Arizona Public Service Companys Indenture dated as of January 15, 1998... (Filed With SEC on November 6, 2015)

ARIZONA PUBLIC SERVICE COMPANY 4.350% Note due 2045 No. 1$250,000,000CUSIP No. 040555 CT9 (Filed With SEC on November 6, 2015)

AMENDMENT NO. 4 Dated as of September 30, 2015 to FACILITY LEASE (Unit 2) dated as of August 1, 1986, as heretofore amended, between U.S. BANK NATIONAL ASSOCIATION (successor to... (Filed With SEC on October 30, 2015)

U.S. $50,000,000 TERM LOAN AGREEMENT Dated as of June 26, 2015 among ARIZONA PUBLIC SERVICE COMPANY, as Borrower, THE LENDERS PARTY HERETO, TORONTO DOMINION (TEXAS) LLC, as Agent,... (Filed With SEC on July 30, 2015)

ARIZONA PUBLIC SERVICE COMPANY $300,000,000 3.15% Notes due 2025 UNDERWRITING AGREEMENT (Filed With SEC on May 19, 2015)

ARIZONA PUBLIC SERVICE COMPANY TO THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. As Trustee under Arizona Public Service Companys Indenture dated as of January 15, 1998... (Filed With SEC on May 19, 2015)

ARIZONA PUBLIC SERVICE COMPANY 3.15% Note due 2025 No. 1$300,000,000CUSIP No. 040555 CS1 (Filed With SEC on May 19, 2015)

ARIZONA PUBLIC SERVICE COMPANY TO THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. As Trustee under Arizona Public Service Companys Indenture dated as of January 15, 1998 Eleventh... (Filed With SEC on February 20, 2015)

ARIZONA PUBLIC SERVICE COMPANY TO THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. As Trustee under Arizona Public Service Companys Indenture dated as of January 15, 1998 Twelfth... (Filed With SEC on February 20, 2015)

ARIZONA PUBLIC SERVICE COMPANY TO THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. As Trustee under Arizona Public Service Companys Indenture dated as of January 15, 1998... (Filed With SEC on February 20, 2015)

ARIZONA PUBLIC SERVICE COMPANY TO THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. As Trustee under Arizona Public Service Companys Indenture dated as of January 15, 1998 Fifteenth... (Filed With SEC on February 20, 2015)

ARIZONA PUBLIC SERVICE COMPANY TO THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. As Trustee under Arizona Public Service Companys Indenture dated as of January 15, 1998 Sixteenth... (Filed With SEC on February 20, 2015)

FIRST AMENDMENT TO THE PINNACLE WEST CAPITAL CORPORATION SUPPLEMENTAL EXCESS BENEFIT RETIREMENT PLAN OF 2005 (Filed With SEC on February 20, 2015)

SUPPLEMENTAL AGREEMENT BETWEEN ARIZONA PUBLIC SERVICE COMPANY AND RANDALL K. EDINGTON (Filed With SEC on February 20, 2015)

Summary of 2015 Incentive Plans (Filed With SEC on February 20, 2015)

ARIZONA PUBLIC SERVICE COMPANY $250,000,000 2.200% Notes due 2020 UNDERWRITING AGREEMENT (Filed With SEC on January 9, 2015)

ARIZONA PUBLIC SERVICE COMPANY TO THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. As Trustee under Arizona Public Service Companys Indenture dated as of January 15, 1998 Sixteenth... (Filed With SEC on January 9, 2015)

ARIZONA PUBLIC SERVICE COMPANY 2.200% Note due 2020 (Filed With SEC on January 9, 2015)

SECOND AMENDMENT TO THE PINNACLE WEST CAPITAL CORPORATION SAVINGS PLAN (Filed With SEC on July 31, 2014)

AMENDMENT NO. 3 Dated as of July 10, 2014 to FACILITY LEASE (Unit 2) dated as of December 15, 1986, as heretofore amended, between U.S. BANK NATIONAL ASSOCIATION (successor to... (Filed With SEC on July 31, 2014)

U.S. $500,000,000 FIVE-YEAR CREDIT AGREEMENT Dated as of May 9, 2014 among ARIZONA PUBLIC SERVICE COMPANY, as Borrower, THE LENDERS PARTY HERETO, BARCLAYS BANK PLC, as Agent and... (Filed With SEC on July 31, 2014)

U.S. $200,000,000 FIVE-YEAR CREDIT AGREEMENT Dated as of May 9, 2014 among PINNACLE WEST CAPITAL CORPORATION, as Borrower, THE LENDERS PARTY HERETO, BARCLAYS BANK PLC, as Agent... (Filed With SEC on July 31, 2014)

ARIZONA PUBLIC SERVICE COMPANY $250,000,000 3.350% Notes due 2024 UNDERWRITING AGREEMENT (Filed With SEC on June 12, 2014)

ARIZONA PUBLIC SERVICE COMPANY TO THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. As Trustee under Arizona Public Service Companys Indenture dated as of January 15, 1998 Fifteenth... (Filed With SEC on June 12, 2014)

ARIZONA PUBLIC SERVICE COMPANY 3.350% Note due 2024 (Filed With SEC on June 12, 2014)

SECOND AMENDMENT TO THE PINNACLE WEST CAPITAL CORPORATION SUPPLEMENTAL EXCESS BENEFIT RETIREMENT PLAN OF 2005 (Filed With SEC on May 2, 2014)

AMENDMENT NUMBER 16 TO THE ARIZONA NUCLEAR POWER PROJECT PARTICIPATION AGREEMENT (Filed With SEC on May 2, 2014)

AMENDMENT NO. 7 TO FOUR CORNERS PROJECT CO-TENANCY AGREEMENT (Filed With SEC on May 2, 2014)

THIRD AMENDMENT TO THE DEFERRED COMPENSATION PLAN OF 2005 FOR EMPLOYEES OF PINNACLE WEST CAPITAL CORPORATION AND AFFILIATES (Filed With SEC on February 21, 2014)

Summary of 2014 Incentive Plans (Filed With SEC on February 21, 2014)

PERFORMANCE SHARE AWARD AGREEMENT (Filed With SEC on February 21, 2014)

RESTRICTED STOCK UNIT AWARD AGREEMENT (Filed With SEC on February 21, 2014)

ARIZONA PUBLIC SERVICE COMPANY $250,000,000 4.70% Notes due 2044 UNDERWRITING AGREEMENT (Filed With SEC on January 9, 2014)

ARIZONA PUBLIC SERVICE COMPANY TO THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. As Trustee under Arizona Public Service Companys Indenture dated as of January 15, 1998... (Filed With SEC on January 9, 2014)

ARIZONA PUBLIC SERVICE COMPANY 4.70% Note due 2044 (Filed With SEC on January 9, 2014)

U.S. $500,000,000 FIVE-YEAR CREDIT AGREEMENT Dated as of April 9, 2013 among ARIZONA PUBLIC SERVICE COMPANY, as Borrower, THE LENDERS PARTY HERETO, BARCLAYS BANK PLC, as Agent and... (Filed With SEC on May 3, 2013)

ARIZONA PUBLIC SERVICE COMPANY $100,000,000 4.50% Notes due 2042 UNDERWRITING AGREEMENT (Filed With SEC on March 21, 2013)

ARIZONA PUBLIC SERVICE COMPANY 4.50% Note due 2042 No. 2 $100,000,000 CUSIP No. 040555CN2 (Filed With SEC on March 21, 2013)

KEY EXECUTIVE EMPLOYMENT AND SEVERANCE AGREEMENT (Filed With SEC on February 22, 2013)

Summary of 2013 Incentive Plans (Filed With SEC on February 22, 2013)

U.S. $125,000,000 TERM LOAN AGREEMENT Dated as of November 29, 2012 among PINNACLE WEST CAPITAL CORPORATION, as Borrower, THE LENDERS PARTY HERETO, JPMORGAN CHASE BANK, N.A., as... (Filed With SEC on February 22, 2013)

SUPPLEMENTAL AGREEMENT BETWEEN ARIZONA PUBLIC SERVICE COMPANY AND RANDALL K. EDINGTON (Filed With SEC on August 2, 2012)

PERFORMANCE SHARE AWARD AGREEMENT (Filed With SEC on May 3, 2012)

RESTRICTED STOCK UNIT AWARD AGREEMENT (Filed With SEC on May 3, 2012)

MASTER AMENDMENT TO PERFORMANCE SHARE AGREEMENTS (Filed With SEC on May 3, 2012)

MASTER AMENDMENT TO RESTRICTED STOCK UNIT AGREEMENTS (Filed With SEC on May 3, 2012)

SECOND AMENDMENT TO THE DEFERRED COMPENSATION PLAN OF 2005 FOR EMPLOYEES OF PINNACLE WEST CAPITAL CORPORATION AND AFFILIATES (Filed With SEC on February 24, 2012)

Summary of 2012 Incentive Plans (Filed With SEC on February 24, 2012)

U.S. $500,000,000 FIVE-YEAR CREDIT AGREEMENT Dated as of November 4, 2011 among ARIZONA PUBLIC SERVICE COMPANY, as Borrower, THE LENDERS PARTY HERETO, BARCLAYS BANK PLC, as Agent... (Filed With SEC on February 24, 2012)

U.S. $200,000,000 FIVE-YEAR CREDIT AGREEMENT Dated as of November 4, 2011 among PINNACLE WEST CAPITAL CORPORATION, as Borrower, THE LENDERS PARTY HERETO, BARCLAYS BANK PLC, as... (Filed With SEC on February 24, 2012)

AMENDMENT NO. 1 (Filed With SEC on February 24, 2012)

ARIZONA PUBLIC SERVICE COMPANY $325,000,000 4.50% Notes due 2042 UNDERWRITING AGREEMENT (Filed With SEC on January 12, 2012)

ARIZONA PUBLIC SERVICE COMPANY TO THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. As Trustee under Arizona Public Service Companys Indenture dated as of January 15, 1998... (Filed With SEC on January 12, 2012)

ARIZONA PUBLIC SERVICE COMPANY 4.50% Note due 2042 (Filed With SEC on January 12, 2012)

ARIZONA PUBLIC SERVICE COMPANY $300,000,000 5.05% Notes due 2041 UNDERWRITING AGREEMENT (Filed With SEC on August 24, 2011)

ARIZONA PUBLIC SERVICE COMPANY TO THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. As Trustee under Arizona Public Service Companys Indenture dated as of January 15, 1998 Twelfth... (Filed With SEC on August 24, 2011)

ARIZONA PUBLIC SERVICE COMPANY 5.05% Note due 2041 (Filed With SEC on August 24, 2011)

EX-101 INSTANCE DOCUMENT (Filed With SEC on April 29, 2011)

Exhibit 10.9.1C (Filed With SEC on February 18, 2011)

EX-101 INSTANCE DOCUMENT (Filed With SEC on February 18, 2011)

PURCHASE AND SALE AGREEMENT (Filed With SEC on November 8, 2010)

EX-101 INSTANCE DOCUMENT (Filed With SEC on August 3, 2010)

regulatory and judicial decisions, developments and proceedings (Filed With SEC on May 6, 2010)

FIRST AMENDMENT TO THE DEFERRED COMPENSATION PLAN OF 2005 FOR EMPLOYEES OF PINNACLE WEST CAPITAL CORPORATION AND AFFILIATES (Filed With SEC on February 19, 2010)

Description of 2010 Palo Verde Specific Compensation Opportunity for Randall K. Edington (Filed With SEC on February 19, 2010)

KEY EXECUTIVE EMPLOYMENT AND SEVERANCE AGREEMENT (Filed With SEC on February 19, 2010)

Summary of 2010 Incentive Plans (Filed With SEC on February 19, 2010)

U.S. $500,000,000 THREE-YEAR CREDIT AGREEMENT Dated as of February 12, 2010 among ARIZONA PUBLIC SERVICE COMPANY, as Borrower, THE LENDERS PARTY HERETO, WELLS FARGO BANK, NATIONAL... (Filed With SEC on February 19, 2010)

U.S. $200,000,000 THREE-YEAR CREDIT AGREEMENT Dated as of February 12, 2010 among PINNACLE WEST CAPITAL CORPORATION, as Borrower, THE LENDERS PARTY HERETO, BANK OF AMERICA, N.A.,... (Filed With SEC on February 19, 2010)

Three Months Ended (Filed With SEC on May 5, 2009)

ARIZONA PUBLIC SERVICECOMPANY $500,000,000 8.750% Notesdue 2019 UNDERWRITING AGREEMENT (Filed With SEC on February 25, 2009)

ARIZONA PUBLICSERVICE COMPANY TO THE BANK OF NEWYORK MELLON TRUST COMPANY, N.A. As Trustee underArizona Public Service Companys Indenture dated as of January 15, 1998... (Filed With SEC on February 25, 2009)

ARIZONA PUBLIC SERVICE COMPANY 8.750% Note due 2019 (Filed With SEC on February 25, 2009)

DEFERRED COMPENSATION PLAN OF 2005 (Filed With SEC on February 20, 2009)

PINNACLE WEST CAPITAL CORPORATION (Filed With SEC on February 20, 2009)

SUPPLEMENTAL AGREEMENT (Filed With SEC on February 20, 2009)

Summary of 2009 Incentive Plans (Filed With SEC on February 20, 2009)

Three Months Ended (Filed With SEC on August 7, 2008)

Pinnacle West ConsolidatedThis section describes the financial condition and results of operations of Pinnacle West and its subsidiaries on a consolidated basis. It includes... (Filed With SEC on February 27, 2008)

RESTRICTEDSTOCK UNIT AGREEMENT UNDER THE PINNACLE WEST CAPITAL CORPORATION 2007 LONG-TERM INCENTIVE PLAN (Filed With SEC on January 28, 2008)

PERFORMANCESHARE AGREEMENT UNDER THE PINNACLE WEST CAPITAL CORPORATION 2007 LONG-TERM INCENTIVE PLAN (Filed With SEC on January 28, 2008)

RESTRICTED STOCK AGREEMENT UNDER THE PINNACLE WEST CAPITAL CORPORATION 2007 LONG-TERM INCENTIVE PLAN (Filed With SEC on January 28, 2008)

Three Months Ended (Filed With SEC on November 6, 2007)

Three Months Ended (Filed With SEC on August 7, 2007)

Pinnacle West Capital Corporation (Filed With SEC on May 25, 2007)

Three Months Ended (Filed With SEC on May 9, 2007)

Pinnacle West Capital Corporation 2007 Long-Term Incentive Plan (incorporated by reference to Appendix B to the Companys definitive Proxy Statement filed with the Securities and... (Filed With SEC on April 20, 2007)

Pinnacle West ConsolidatedThis section describes the financial condition and results of operations of Pinnacle West and its subsidiaries on a consolidated basis. It includes... (Filed With SEC on February 28, 2007)

Three Months Ended (Filed With SEC on November 8, 2006)

Three Months Ended June 30 (Filed With SEC on August 8, 2006)

ARIZONA PUBLIC SERVICE COMPANY (Filed With SEC on August 3, 2006)

ARIZONA PUBLIC SERVICE COMPANY TO JPMORGAN CHASE BANK, N.A. Trustee Tenth Supplemental Indenture Dated as of August 1, 2006 To Indenture Dated as of January 15, 1998 6.25% Notes... (Filed With SEC on August 3, 2006)

ARIZONA PUBLIC SERVICE COMPANY 6.25% Note due 2016 No. 1 $250,000,000 CUSIP No. 040555 CJ 1 (Filed With SEC on August 3, 2006)

ARIZONA PUBLIC SERVICE COMPANY 6.875% Note due 2036 No. 1 $150,000,000 CUSIP No. 040555 CK 8 (Filed With SEC on August 3, 2006)

Exhibit 10.48b (Filed With SEC on March 13, 2006)

Exhibit 10.64b (Filed With SEC on March 13, 2006)

Exhibit 10.77bd (Filed With SEC on March 13, 2006)

Exhibit 10.91bd (Filed With SEC on March 13, 2006)

Exhibit 10.92bd (Filed With SEC on March 13, 2006)

Pinnacle West ConsolidatedThis section describes the financial condition and results of operations of Pinnacle West and its subsidiaries on a consolidated basis. It includes... (Filed With SEC on March 13, 2006)

Updated Filing (Filed With SEC on February 1, 2006)

ARIZONA PUBLIC SERVICE COMPANY TO JPMORGAN CHASE BANK, N.A. Trustee Ninth Supplemental Indenture Dated as of August 15, 2005 To Indenture Dated as of January 15, 1998 5.50% Notes... (Filed With SEC on August 22, 2005)

ARIZONA PUBLIC SERVICE COMPANY 5.50% Note due 2035 No. 1 $250,000,000 CUSIP No. 040555 CH5 (Filed With SEC on August 22, 2005)

Underwriting Agreement and related Terms Agreement, each dated August 17, 2005, in connection with the offering of $250,000,000 of 5.50% Notes due 2035 (Filed With SEC on August 18, 2005)

Entry into a Material Definitive Agreement (Filed With SEC on April 13, 2005)

Pinnacle West ConsolidatedThis section describes the financial condition and results of operations of Pinnacle West and its subsidiaries on a consolidated basis. It includes... (Filed With SEC on March 16, 2005)

Underwriting Agreement and related Terms Agreement, each dated June 24, 2004, in connection with the offering of $300,000,000 of 5.80% Notes due 2014 (Filed With SEC on June 28, 2004)

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ARIZONA PUBLIC SERVICE CO Contracts & Agreements