Ameren Corp Contracts & Agreements

Supplemental Indenture, dated March 1, 2024, by and between Ameren Missouri and The Bank of New York Mellon, as successor trustee, relating to the 5.20% First Mortgage Bonds due... (Filed With SEC on April 4, 2024)

Amerens Deferred Compensation Plan as amended and restated effective January 1, 2023 (Filed With SEC on February 29, 2024)

2024 Ameren Short-Term Incentive Plan (Filed With SEC on February 29, 2024)

2024 Base Salary Table for Named Executive Officers (Filed With SEC on February 29, 2024)

Revised Schedule I to Second Amended and Restated Ameren Change of Control Severance Plan, as amended (Filed With SEC on February 29, 2024)

Formula for Determining 2024 Target Performance Share Unit and Restricted Stock Unit Awards to be Issued to Named Executive Officers (Filed With SEC on February 29, 2024)

Form of Performance Share Unit Award Agreement (Relative Total Shareholder Return metric) for awards issued in 2024 pursuant to 2022 Omnibus Incentive Compensation Plan (Filed With SEC on February 29, 2024)

Form of Performance Share Unit Award Agreement (Clean Energy Transition metric) for awards issued in 2024 pursuant to 2022 Omnibus Incentive Compensation Plan (Filed With SEC on February 29, 2024)

Form of Restrictive Stock Unit Award Agreement for awards issued in 2024 pursuant to 2022 Omnibus Incentive Compensation Plan (Filed With SEC on February 29, 2024)

Performance-Based Restricted Share Unit Award Agreement, dated as of November 1, 2023, between Ameren and Michael L. Moehn (Filed With SEC on February 29, 2024)

Second Amendment to amended and restated Ameren Supplemental Retirement Plan, dated November 27, 2013 (Filed With SEC on February 29, 2024)

Third Amendment to amended and restated Ameren Supplemental Retirement Plan, dated January 5, 2015 (Filed With SEC on February 29, 2024)

Fourth Amendment to amended and restated Ameren Supplemental Retirement Plan, dated November 3, 2015 (Filed With SEC on February 29, 2024)

Fifth Amendment to amended and restated Ameren Supplemental Retirement Plan, dated October 13, 2023 (Filed With SEC on February 29, 2024)

Supplemental Indenture, dated January 1, 2024, by and between Ameren Missouri and The Bank of New York Mellon, as successor trustee, relating to the 5.25% First Mortgage Bonds due... (Filed With SEC on January 9, 2024)

Company Order, dated December 21, 2023, establishing the Notes (Filed With SEC on December 21, 2023)

Global Notes (Filed With SEC on December 21, 2023)

Company Order, dated November 20, 2023, establishing the Notes (Filed With SEC on November 20, 2023)

Global Notes (Filed With SEC on November 20, 2023)

First Amendment, dated as of April 19, 2023, to Amended and Restated Credit Agreement, dated as of December 6, 2022, by and among Ameren, Ameren Missouri and JPMorgan Chase Bank,... (Filed With SEC on August 3, 2023)

First Amendment, dated as of April 19, 2023, to Amended and Restated Credit Agreement, dated as of December 6, 2022, by and among Ameren, Ameren Illinois and JPMorgan Chase Bank,... (Filed With SEC on August 3, 2023)

Underwriting Agreement relating to the Bonds, dated May 23, 2023, between Ameren Illinois and the several underwriters named therein, for whom MUFG Securities Americas Inc., PNC... (Filed With SEC on May 31, 2023)

Supplemental Indenture, dated as of May 1, 2023, by and between Ameren Illinois and The Bank of New York Mellon Trust Company, N.A., as successor trustee, relating to the Bonds (Filed With SEC on May 31, 2023)

Supplemental Indenture, dated February 1, 2023, by and between Ameren Missouri and The Bank of New York Mellon, as successor trustee, relating to the 5.45% First Mortgage Bonds... (Filed With SEC on March 13, 2023)

Amendment dated November 27, 2013 to Amerens Deferred Compensation Plan (Filed With SEC on February 22, 2023)

Amendment dated December 20, 2013 to Amerens Deferred Compensation Plan (Filed With SEC on February 22, 2023)

Amendment dated December 9, 2022 to Amerens Deferred Compensation Plan (Filed With SEC on February 22, 2023)

2023 Ameren Short-Term Incentive Plan (Filed With SEC on February 22, 2023)

2023 Base Salary Table for Named Executive Officers (Filed With SEC on February 22, 2023)

Revised Schedule I to Second Amended and Restated Ameren Change of Control Severance Plan, as amended (Filed With SEC on February 22, 2023)

Formula for Determining 2023 Target Performance Share Unit and Restricted Stock Unit Awards to be Issued to Named Executive Officers (Filed With SEC on February 22, 2023)

Form of Performance Share Unit Award Agreement (Relative Total Shareholder Return metric) for awards issued in 2023 pursuant to 2022 Omnibus Incentive Compensation Plan (Filed With SEC on February 22, 2023)

Form of Performance Share Unit Award Agreement (Clean Energy Transition metric) for awards issued in 2023 pursuant to 2022 Omnibus Incentive Compensation Plan (Filed With SEC on February 22, 2023)

Form of Restrictive Stock Unit Award Agreement for awards issued in 2023 pursuant to 2022 Omnibus Incentive Compensation Plan (Filed With SEC on February 22, 2023)

Amended and Restated Credit Agreement, dated as of December 6, 2022, by and among Ameren, Ameren Missouri and JPMorgan Chase Bank, N.A., as agent, and the lenders party thereto (Filed With SEC on December 6, 2022)

Amended and Restated Credit Agreement, dated as of December 6, 2022, by and among Ameren, Ameren Illinois and JPMorgan Chase Bank, N.A., as agent, and the lenders party thereto (Filed With SEC on December 6, 2022)

Underwriting Agreement relating to the Bonds, dated November 8, 2022, between Ameren Illinois and the several underwriters named therein, for whom BofA Securities, Inc., Goldman... (Filed With SEC on November 22, 2022)

Supplemental Indenture, dated as of November 1, 2022, by and between Ameren Illinois and The Bank of New York Mellon Trust Company, N.A., as successor trustee, relating to the... (Filed With SEC on November 22, 2022)

Underwriting Agreement relating to the Bonds, dated August 15, 2022, between Ameren Illinois and the several underwriters named therein, for whom BNY Mellon Capital Markets, LLC,... (Filed With SEC on August 29, 2022)

Supplemental Indenture, dated as of August 1, 2022, by and between Ameren Illinois and The Bank of New York Mellon Trust Company, N.A., as successor trustee, relating to the Bonds (Filed With SEC on August 29, 2022)

2022 Omnibus Incentive Compensation Plan (Filed With SEC on May 13, 2022)

Supplemental Indenture, dated March 1, 2021, by and between Ameren Missouri and The Bank of New York Mellon, as successor trustee, relating to the 3.90% First Mortgage Bonds due... (Filed With SEC on April 1, 2022)

Note Purchase Agreement, dated as of November 16, 2021, between Ameren Transmission Company of Illinois and the several purchasers named therein (Filed With SEC on February 23, 2022)

Description of Ameren Securities (Filed With SEC on February 23, 2022)

Description of Ameren Missouri Securities (Filed With SEC on February 23, 2022)

Description of Ameren Illinois Securities (Filed With SEC on February 23, 2022)

First Amendment, dated as of November 5, 2021, by and among Ameren, Ameren Missouri and JPMorgan Chase Bank, N.A., as agent, and the lenders party thereto to the Amended and... (Filed With SEC on February 23, 2022)

First Amendment, dated as of November 5, 2021, by and among Ameren, Ameren Illinois and JPMorgan Chase Bank, N.A., as agent, and the lenders party thereto to the Amended and... (Filed With SEC on February 23, 2022)

Summary Sheet of Ameren Corporation Non-Management Director Compensation effective as of January 1, 2022 (Filed With SEC on February 23, 2022)

2022 Ameren Short-Term Incentive Plan (Filed With SEC on February 23, 2022)

2022 Base Salary Table for Named Executive Officers (Filed With SEC on February 23, 2022)

Revised Schedule I to Second Amended and Restated Ameren Change of Control Severance Plan, as amended (Filed With SEC on February 23, 2022)

Formula for Determining 2022 Target Performance Share Unit and Restricted Stock Unit Awards to be Issued to Named Executive Officers (Filed With SEC on February 23, 2022)

Form of Performance Share Unit Award Agreement for Awards Issued in 2022 pursuant to 2014 Omnibus Incentive Compensation Plan (Filed With SEC on February 23, 2022)

Form of Restricted Share Unit Award Agreement for Awards Issued in 2022 pursuant to 2014 Omnibus Incentive Compensation Plan (Filed With SEC on February 23, 2022)

Company Order, dated November 18, 2021, establishing the Notes (Filed With SEC on November 18, 2021)

Global Note (Filed With SEC on November 18, 2021)

Underwriting Agreement relating to the 2023 Bonds, dated June 22, 2021, between Ameren Illinois and the several underwriters named therein, for whom RBC Capital Markets, LLC, TD... (Filed With SEC on June 29, 2021)

Underwriting Agreement relating to the 2051 Bonds, dated June 22, 2021, between Ameren Illinois and the several underwriters named therein, for whom RBC Capital Markets, LLC, TD... (Filed With SEC on June 29, 2021)

Supplemental Indenture, dated as of June 1, 2021, by and between Ameren Illinois and The Bank of New York Mellon Trust Company, N.A., as successor trustee, relating to the 2023... (Filed With SEC on June 29, 2021)

Supplemental Indenture, dated June 1, 2021, by and between Ameren Missouri and The Bank of New York Mellon, as successor trustee, relating to the 2.15% First Mortgage Bonds due... (Filed With SEC on June 22, 2021)

Company Order, dated March 5, 2021, establishing the Notes (Filed With SEC on March 5, 2021)

Global Note (Filed With SEC on March 5, 2021)

Description of Ameren Securities (Filed With SEC on February 22, 2021)

Description of Ameren Missouri Securities (Filed With SEC on February 22, 2021)

Description of Ameren Illinois Securities (Filed With SEC on February 22, 2021)

2021 Ameren Short-Term Incentive Plan (Filed With SEC on February 22, 2021)

2021 Base Salary Table for Named Executive Officers (Filed With SEC on February 22, 2021)

Revised Schedule I to Second Amended and Restated Ameren Change of Control Severance Plan, as amended (Filed With SEC on February 22, 2021)

Formula for Determining 2021 Target Performance Share Unit and Restricted Stock Unit Awards to be Issued to Named Executive Officers (Filed With SEC on February 22, 2021)

Form of Performance Share Unit Award Agreement for Awards Issued in 2021 pursuant to 2014 Omnibus Incentive Compensation Plan (Filed With SEC on February 22, 2021)

Form of Restricted Share Unit Award Agreement for Awards Issued in 2021 pursuant to 2014 Omnibus Incentive Compensation Plan (Filed With SEC on February 22, 2021)

Underwriting Agreement, dated November 9, 2020, between Ameren Illinois and the several underwriters named therein, for whom Mizuho Securities USA LLC, SMBC Nikko Securities... (Filed With SEC on November 23, 2020)

Supplemental Indenture, dated as of November 1, 2020, by and between Ameren Illinois and The Bank of New York Mellon Trust Company, N.A., as successor trustee, relating to the... (Filed With SEC on November 23, 2020)

Supplemental Indenture, dated October 1, 2020, by and between Ameren Missouri and The Bank of New York Mellon, as successor trustee, relating to the 2.625% First Mortgage Bonds... (Filed With SEC on October 9, 2020)

Company Order, dated April 3, 2020, establishing the Notes (Filed With SEC on April 3, 2020)

Global Notes (Filed With SEC on April 3, 2020)

Company Order, dated September 16, 2019, establishing the Notes (Filed With SEC on September 16, 2019)

Global Note (Filed With SEC on September 16, 2019)

Underwriting Agreement, dated November 5, 2018, between Ameren Illinois and the several underwriters named therein, for whom BNP Paribas Securities Corp., Goldman Sachs & Co. LLC,... (Filed With SEC on November 15, 2018)

Supplemental Indenture, dated as of November 1, 2018, by and between Ameren Illinois and The Bank of New York Mellon Trust Company, N.A., as successor trustee, relating to the... (Filed With SEC on November 15, 2018)

Underwriting Agreement, dated May 14, 2018, between Ameren Illinois and the several underwriters named therein, for whom J.P. Morgan Securities LLC, Morgan Stanley & Co. LLC, U.S.... (Filed With SEC on May 22, 2018)

Supplemental Indenture, dated as of May 1, 2018, by and between Ameren Illinois and The Bank of New York Mellon Trust Company, N.A., as successor trustee, relating to the 3.80%... (Filed With SEC on May 22, 2018)

Underwriting Agreement, dated April 3, 2018, between Ameren Missouri and the several underwriters named therein, for whom Barclays Capital Inc., MUFG Securities Americas Inc., RBC... (Filed With SEC on April 6, 2018)

Supplemental Indenture, dated as of April 1, 2018, by and between Ameren Missouri and The Bank of New York Mellon, as successor trustee, relating to the 4.000% First Mortgage... (Filed With SEC on April 6, 2018)

Supplemental Indenture to the CILCO Mortgage, dated December 1, 1949 (Filed With SEC on February 28, 2018)

Supplemental Indenture to the CILCO Mortgage, dated July 1, 1957 (Filed With SEC on February 28, 2018)

Supplemental Indenture to the CILCO Mortgage, dated February 1, 1966 (Filed With SEC on February 28, 2018)

Supplemental Indenture to the CILCO Mortgage, dated January 15, 1992 (Filed With SEC on February 28, 2018)

Summary Sheet of Ameren Corporation Non-Management Director Compensation revised on August 11, 2017, and effective as of September 1, 2017 (Filed With SEC on February 28, 2018)

2018 Ameren Executive Incentive Plan (Filed With SEC on February 28, 2018)

2018 Base Salary Table for Named Executive Officers (Filed With SEC on February 28, 2018)

Revised Schedule I to Second Amended and Restated Ameren Change of Control Severance Plan, as amended (Filed With SEC on February 28, 2018)

Formula for Determining 2018 Target Performance Share Unit and Restricted Stock Unit Awards to be Issued to Named Executive Officers (Filed With SEC on February 28, 2018)

Form of Performance Share Unit Award Agreement for Awards Issued in 2018 pursuant to 2014 Omnibus Incentive Compensation Plan (Filed With SEC on December 13, 2017)

Form of Restricted Stock Unit Award Agreement for Awards Issued in 2018 pursuant to 2014 Omnibus Incentive Compensation Plan (Filed With SEC on December 13, 2017)

Ameren Corporation Severance Plan for Ameren Officers (Filed With SEC on December 13, 2017)

Underwriting Agreement, dated November 16, 2017, between Ameren Illinois and the several underwriters named therein, for whom J.P. Morgan Securities LLC, Mizuho Securities USA LLC... (Filed With SEC on November 28, 2017)

Supplemental Indenture, dated as of November 1, 2017, by and between Ameren Illinois and The Bank of New York Mellon Trust Company, N.A., as successor trustee, relating to the... (Filed With SEC on November 28, 2017)

Supplemental Indenture, dated as of October 25, 2017, to Ameren Illinois Mortgage (Filed With SEC on November 3, 2017)

AMEREN TRANSMISSION COMPANY OF ILLINOIS $450,000,000 3.43% Senior Notesdue August 31, 2050 NOTE PURCHASE AGREEMENT Dated June 22, 2017 TABLE OF CONTENTS (Filed With SEC on June 26, 2017)

UnionElectric Company Senior Secured Debt Securities Underwriting Agreement (Filed With SEC on June 15, 2017)

Company Order (Filed With SEC on June 15, 2017)

UNION ELECTRIC COMPANY 2.950% SENIOR SECURED NOTE DUE 2027 (Filed With SEC on June 15, 2017)

Executed in 25 Counterparts, No. __. SUPPLEMENTAL INDENTURE DATEDJUNE 1, 2017 UNION ELECTRIC COMPANY TO THE BANK OF NEW YORK MELLON, AS TRUSTEE (SUPPLEMENTAL TOTHE INDENTURE OF... (Filed With SEC on June 15, 2017)

2017 AMEREN EXECUTIVE INCENTIVE PLAN FOR OFFICERS (Filed With SEC on February 28, 2017)

2017 BASE SALARY TABLE FOR NAMED EXECUTIVE OFFICERS (Filed With SEC on February 28, 2017)

SCHEDULE I CHANGE OF CONTROL SEVERANCE PLAN PARTICIPANTS Benefit Level1- 3Baxter, Warner L.Mark, Richard J.Birk, Mark C.Moehn, Michael L.Diya, Fadi M.Nelson, Gregory L.Lyons,... (Filed With SEC on February 28, 2017)

FORMULA FOR DETERMINING 2017 TARGET PERFORMANCE SHARE UNIT AWARDS TO BE ISSUED TO NAMED EXECUTIVE OFFICERS (Filed With SEC on February 28, 2017)

Form of 2017 Performance Share Unit Award Agreement January 1, 2017 (Filed With SEC on February 28, 2017)

AMENDED AND RESTATED CREDIT AGREEMENT DATED AS OF DECEMBER 7, 2016 among AMERENCORPORATION and UNION ELECTRIC COMPANY as Borrowers THELENDERS FROM TIME TO TIME PARTY HERETO and... (Filed With SEC on December 8, 2016)

AMENDED AND RESTATED CREDIT AGREEMENT DATED AS OF DECEMBER 7, 2016 among AMERENCORPORATION and AMEREN ILLINOIS COMPANY as Borrowers THELENDERS FROM TIME TO TIME PARTY HERETO and... (Filed With SEC on December 8, 2016)

Ameren Illinois Company Senior Secured Debt Securities Underwriting Agreement (Filed With SEC on December 6, 2016)

Company Order December 6, 2016 (Filed With SEC on December 6, 2016)

Illinois Commerce Commission ID Nos.: Ill. C.C. No. 6710 AMEREN ILLINOIS COMPANY 4.15% SENIOR SECURED NOTE DUE 2046 (Filed With SEC on December 6, 2016)

Company Order June 23, 2016 (Filed With SEC on June 23, 2016)

UNION ELECTRIC COMPANY 3.65% SENIOR SECURED NOTE DUE 2045 (Filed With SEC on June 23, 2016)

CONSULTING AGREEMENT (Filed With SEC on May 10, 2016)

2016 AMEREN EXECUTIVE INCENTIVE PLAN FOR OFFICERS (Filed With SEC on February 26, 2016)

2016 BASE SALARY TABLE FOR NAMED EXECUTIVE OFFICERS (Filed With SEC on February 26, 2016)

SCHEDULE I CHANGE OF CONTROL SEVERANCE PLAN PARTICIPANTS Benefit Level1 - 3Baxter, Warner L.Mark, Richard J.Cole, Daniel F. **Moehn, MichaelDiya, Fadi M.Nelson, Gregory L.Lyons,... (Filed With SEC on February 26, 2016)

FORMULA FOR DETERMINING 2016 TARGET PERFORMANCE SHARE UNIT AWARDS TO BE ISSUED TO NAMED EXECUTIVE OFFICERS (Filed With SEC on February 26, 2016)

- 2 - (Filed With SEC on February 26, 2016)

Company Order (Filed With SEC on December 14, 2015)

Illinois Commerce Commission ID Nos.: Ill. C.C. No. 6691, No. 6671 andNo. 6672 AMEREN ILLINOIS COMPANY 4.15% SENIOR SECURED NOTE DUE 2046 (Filed With SEC on December 14, 2015)

AMEREN ILLINOIS COMPANY (SUCCESSOR TO ILLINOIS POWER COMPANY) TO THE BANK OF NEWYORK MELLON TRUST COMPANY, N.A. AS SUCCESSOR TRUSTEE TO HARRIS TRUST AND SAVINGS BANK... (Filed With SEC on December 14, 2015)

AMEREN CORPORATION Company Order November 24, 2015 (Filed With SEC on November 24, 2015)

AMEREN CORPORATION 2.700% SENIOR NOTE DUE 2020 (Filed With SEC on November 24, 2015)

AMEREN CORPORATION 3.650% SENIOR NOTE DUE 2026 (Filed With SEC on November 24, 2015)

FOURTH AMENDED AMEREN CORPORATION SYSTEM UTILITY MONEY POOL AGREEMENT (Filed With SEC on August 6, 2015)

CONSULTING AGREEMENT (Filed With SEC on May 11, 2015)

Company Order (Filed With SEC on April 6, 2015)

UNION ELECTRIC COMPANY 3.65% SENIOR SECURED NOTE DUE 2045 (Filed With SEC on April 6, 2015)

Executed in 25 Counterparts, No. . SUPPLEMENTAL INDENTURE DATEDMARCH 15, 2015 UNION ELECTRIC COMPANY TO THE BANK OF NEW YORK MELLON, AS TRUSTEE (SUPPLEMENTAL TOTHE INDENTURE OF... (Filed With SEC on April 6, 2015)

2015 AMEREN EXECUTIVE INCENTIVE PLAN FOR OFFICERS (Filed With SEC on March 2, 2015)

2015 BASE SALARY TABLE FOR NAMED EXECUTIVE OFFICERS (Filed With SEC on March 2, 2015)

FORMULA FOR DETERMINING 2015 TARGET PERFORMANCE SHARE UNIT AWARDS TO BE ISSUED TO NAMED EXECUTIVE OFFICERS (Filed With SEC on March 2, 2015)

Amerens Percentile in Total Shareholder Return vs. Utility Peers During the Performance Period (Filed With SEC on March 2, 2015)

- 2 - (Filed With SEC on March 2, 2015)

AMENDED AND RESTATED CREDIT AGREEMENT DATED AS OF DECEMBER 11, 2014 among AMERENCORPORATION and UNION ELECTRIC COMPANY as Borrowers THELENDERS FROM TIME TO TIME PARTY HERETO and... (Filed With SEC on December 11, 2014)

AMENDED AND RESTATED CREDIT AGREEMENT DATED AS OF DECEMBER 11, 2014 among AMERENCORPORATION and AMEREN ILLINOIS COMPANY as Borrowers THELENDERS FROM TIME TO TIME PARTY HERETO and... (Filed With SEC on December 11, 2014)

Company Order (Filed With SEC on December 10, 2014)

Illinois Commerce Commission ID No.: Ill. C.C. 6671 and 6672 AMEREN ILLINOIS COMPANY 3.25%SENIOR SECURED NOTE DUE 2025 (Filed With SEC on December 10, 2014)

AMEREN ILLINOIS COMPANY (SUCCESSOR TO ILLINOIS POWER COMPANY) TO THE BANK OF NEWYORK MELLON TRUST COMPANY, N.A. AS SUCCESSOR TRUSTEE TO HARRIS TRUST AND SAVINGS BANK... (Filed With SEC on December 10, 2014)

SCHEDULE I CHANGE OF CONTROL SEVERANCE PLAN PARTICIPANTS Benefit Level - 3Baxter, Warner L.Lindgren, Mark C.Birk, Mark C.#Lyons, Martin J.Borkowski, Maureen A.Mark, Richard... (Filed With SEC on November 10, 2014)

Ameren Corporation 2014 Omnibus Incentive Compensation Plan TABLE OF CONTENTS (Filed With SEC on August 11, 2014)

Company Order (Filed With SEC on June 30, 2014)

Illinois Commerce Commission ID No.: Ill. C.C. 6668 AMEREN ILLINOIS COMPANY 4.30%SENIOR SECURED NOTE DUE 2044 (Filed With SEC on June 30, 2014)

AMEREN ILLINOIS COMPANY (SUCCESSOR TO ILLINOIS POWER COMPANY) TO THE BANK OF NEWYORK MELLON TRUST COMPANY, N.A. AS SUCCESSOR TRUSTEE TO HARRIS TRUST AND SAVINGS BANK... (Filed With SEC on June 30, 2014)

2014 AMEREN EXECUTIVE INCENTIVE PLAN FOR OFFICERS (Filed With SEC on May 12, 2014)

FORMULA FOR DETERMINING 2014 TARGET PERFORMANCE SHARE UNIT AWARDS TO BE ISSUED TO NAMED EXECUTIVE OFFICERS (Filed With SEC on May 12, 2014)

- 1 - (Filed With SEC on May 12, 2014)

Company Order (Filed With SEC on April 4, 2014)

UNION ELECTRIC COMPANY 3.50% SENIOR SECURED NOTE DUE 2024 (Filed With SEC on April 4, 2014)

Executed in 21 Counterparts, No. . SUPPLEMENTAL INDENTURE DATEDApril 1, 2014 UNION ELECTRIC COMPANY TO THE BANK OF NEW YORK MELLON, AS TRUSTEE (SUPPLEMENTAL TOTHE INDENTURE OF... (Filed With SEC on April 4, 2014)

2014 BASE SALARY TABLE FOR NAMED EXECUTIVE OFFICERS (Filed With SEC on March 3, 2014)

Company Order (Filed With SEC on December 10, 2013)

Illinois Commerce Commission ID No.: Ill. C.C. 6639 AMEREN ILLINOIS COMPANY 4.80%SENIOR SECURED NOTE DUE 2043 (Filed With SEC on December 10, 2013)

AMEREN ILLINOIS COMPANY (SUCCESSOR TO ILLINOIS POWER COMPANY) TO THE BANK OF NEWYORK MELLON TRUST COMPANY, N.A. AS SUCCESSOR TRUSTEE TO HARRIS TRUST AND SAVINGS BANK... (Filed With SEC on December 10, 2013)

AmerenCorporation 1901 Chouteau Avenue St. Louis, Missouri 63103 December 2, 2013 (Filed With SEC on December 4, 2013)

SCHEDULE I CHANGE OF CONTROL SEVERANCE PLAN PARTICIPANTS Benefit Level - 3Baxter, Warner L.Mark, Richard J.Borkowski, Maureen A.Moehn, MichaelCole, Daniel F.Naslund, Charles... (Filed With SEC on November 8, 2013)

Ameren Corporation Performance Stock Bonus Award Agreement (Filed With SEC on August 9, 2013)

TRANSACTION AGREEMENT by and between AMEREN CORPORATION and ILLINOIS POWER HOLDINGS, LLC Dated as of March 14, 2013 TABLE OF CONTENTS (Filed With SEC on March 19, 2013)

ASSET PURCHASE AGREEMENT by and between AMERENENERGY MEDINA VALLEY COGEN L.L.C. and AMEREN ENERGY GENERATING COMPANY dated as of March 14, 2013 PURCHASE OF GRAND TOWER, GIBSON... (Filed With SEC on March 19, 2013)

Novation and Amendment of Put Option Agreement (Filed With SEC on March 19, 2013)

EMPLOYMENT AND CHANGE OF CONTROL AGREEMENT (Filed With SEC on March 19, 2013)

2013 BASE SALARY TABLE FOR NAMED EXECUTIVE OFFICERS (Filed With SEC on March 1, 2013)

2013 AMEREN EXECUTIVE INCENTIVE PLAN FOR OFFICERS (Filed With SEC on December 18, 2012)

90th percentile + (Filed With SEC on December 18, 2012)

CREDIT AGREEMENT DATED AS OF NOVEMBER 14, 2012 among AMEREN CORPORATION and UNION ELECTRIC COMPANY as Borrowers THE LENDERS FROM TIME TO TIME PARTY HERETO and JPMORGAN CHASE BANK,... (Filed With SEC on November 15, 2012)

CREDIT AGREEMENT DATED AS OF NOVEMBER 14, 2012 among AMEREN CORPORATION and AMEREN ILLINOIS COMPANY as Borrowers THE LENDERS FROM TIME TO TIME PARTY HERETO and JPMORGAN CHASE... (Filed With SEC on November 15, 2012)

Company Order (Filed With SEC on November 9, 2012)

SEPARATION AGREEMENT (Filed With SEC on November 9, 2012)

SCHEDULE I CHANGE OF CONTROL SEVERANCE PLAN PARTICIPANTS (Filed With SEC on November 9, 2012)

Union Electric Company Senior Secured Debt Securities Underwriting Agreement (Filed With SEC on September 11, 2012)

UNION ELECTRIC COMPANY 3.90% SENIOR SECURED NOTE DUE 2042 (Filed With SEC on September 11, 2012)

Executed in 21 Counterparts, No. . SUPPLEMENTALINDENTURE DATED September 1, 2012 UNION ELECTRIC COMPANY TO THE BANK OF NEW YORK MELLON, AS TRUSTEE (SUPPLEMENTAL TOTHE INDENTURE OF... (Filed With SEC on September 11, 2012)

Ameren Illinois Company Senior Secured Debt Securities Underwriting Agreement (Filed With SEC on August 20, 2012)

Company Order (Filed With SEC on August 20, 2012)

Illinois Commerce Commission ID No.: 6589 AMEREN ILLINOIS COMPANY 2.70% SENIOR SECURED NOTE DUE 2022 (Filed With SEC on August 20, 2012)

AMEREN ILLINOIS COMPANY (SUCCESSOR TO ILLINOIS POWER COMPANY) TO THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. AS SUCCESSOR TRUSTEE TO HARRIS TRUST AND SAVINGS BANK SUPPLEMENTAL... (Filed With SEC on August 20, 2012)

Put Option Agreement by and between AmerenEnergy Resources Generating Company And Ameren Energy Generating Company Dated as of March 28, 2012 Put Option Agreement (Filed With SEC on March 28, 2012)

GUARANTY (Filed With SEC on March 28, 2012)

2012 BASE SALARY TABLE FOR NAMED EXECUTIVE OFFICERS (Filed With SEC on February 28, 2012)

SCHEDULE I CHANGE OF CONTROL SEVERANCE PLAN PARTICIPANTS Benefit Level - 3 (Filed With SEC on February 28, 2012)

2012 AMEREN EXECUTIVE INCENTIVE PLAN FOR OFFICERS (Filed With SEC on December 14, 2011)

Amerens Percentile in Total Shareholder Return vs. Utility Peers During the Performance Period (Filed With SEC on December 14, 2011)

SECOND SUPPLEMENTAL INDENTURE Dated as of July 21, 2011 (Filed With SEC on November 8, 2011)

Ameren Corporation Performance Stock Bonus Award Agreement (Filed With SEC on May 10, 2011)

THIRD SUPPLEMENTAL INDENTURE Dated as of October 1, 2010 (Filed With SEC on February 24, 2011)

NOTWITHSTANDING ANY PROVISIONS HEREOF OR IN THE INDENTURE THIS NOTE IS NOT ASSIGNABLE OR TRANSFERABLE EXCEPT AS PERMITTED BY SECTION 16.04 OF THE INDENTURE DATED AS OF DECEMBER 1,... (Filed With SEC on February 24, 2011)

SECOND AMENDMENT TO THE AMEREN DEFERRED COMPENSATION PLAN FOR MEMBERS OF THE BOARD OF DIRECTORS (Filed With SEC on February 24, 2011)

FIRST AMENDMENT TO THE AMEREN DEFERRED COMPENSATION PLAN (Filed With SEC on February 24, 2011)

2011 BASE SALARY TABLE FOR NAMED EXECUTIVE OFFICERS (Filed With SEC on February 24, 2011)

SCHEDULE I CHANGE OF CONTROL SEVERANCE PLAN PARTICIPANTS Benefit Level - 3 (Filed With SEC on February 24, 2011)

2010 Ameren Executive Incentive Plan (Filed With SEC on December 17, 2009)

Amerens Percentile in Total Shareholder Return vs. Utility Peers Duringthe Performance Period (Filed With SEC on December 17, 2009)

AMEREN ENERGY GENERATING COMPANY $250,000,000 6.30%SENIOR NOTES, SERIES I, DUE 2020 Underwriting Agreement (Filed With SEC on November 17, 2009)

SEVENTH SUPPLEMENTAL INDENTURE dated as of November 1, 2009 to INDENTURE dated as of November 1, 2000 AMEREN ENERGY GENERATING COMPANY to THE BANK OF NEW YORK MELLON TRUST... (Filed With SEC on November 17, 2009)

AMERENDEFERRED COMPENSATION PLAN ASAMENDED AND RESTATED EFFECTIVEJANUARY 1, 2010 (Filed With SEC on October 14, 2009)

FIRSTAMENDMENT TO THE SECOND AMENDED AND RESTATED AMEREN CORPORATION CHANGE OFCONTROL SEVERANCE PLAN (Filed With SEC on October 14, 2009)

AMEREN CORPORATION 19,000,000SHARES COMMONSTOCK Underwriting Agreement (Filed With SEC on September 15, 2009)

Supplemental Indenture dated as of June 15, 2009 Central Illinois Public Service Company to (Filed With SEC on August 10, 2009)

Between (Filed With SEC on August 10, 2009)

ILLINOIS POWER COMPANY (Filed With SEC on August 10, 2009)

SCHEDULE I CHANGE OF CONTROL SEVERANCE PLAN PARTICIPANTS (Filed With SEC on August 10, 2009)

AMEREN CORPORATION $425,000,000 8.875%SENIOR NOTES DUE 2014 Underwriting Agreement (Filed With SEC on May 15, 2009)

AMEREN CORPORATION Company Order May 15, 2009 (Filed With SEC on May 15, 2009)

AMEREN CORPORATION 8.875% SENIOR NOTE DUE 2014 (Filed With SEC on May 15, 2009)

UnionElectric Company SeniorSecured Debt Securities Underwriting Agreement (Filed With SEC on March 23, 2009)

Company Order (Filed With SEC on March 23, 2009)

UNION ELECTRIC COMPANY 8.45% SENIOR SECURED NOTE DUE 2039 (Filed With SEC on March 23, 2009)

Executed in 21Counterparts, No. 16. SUPPLEMENTAL INDENTURE DATED MARCH 1, 2009 UNION ELECTRIC COMPANY TO THE BANK OF NEW YORK MELLON, AS TRUSTEE (Filed With SEC on March 23, 2009)

2009 BASE SALARY TABLE FOR NAMED EXECUTIVE OFFICERS (Filed With SEC on March 2, 2009)

SECOND AMENDED AND RESTATED AMEREN CORPORATION CHANGE OF CONTROL SEVERANCE PLAN (Filed With SEC on March 2, 2009)

FIRST AMENDMENT TO THE AMEREN SUPPLEMENTAL RETIREMENT PLAN (Filed With SEC on March 2, 2009)

Amerens Percentile in Total Shareholder Return vs.Utility Peers During the Performance Period PayoutPercent of Target Performance Share Units Granted 90th percentile + 200% 70th... (Filed With SEC on March 2, 2009)

2009Ameren Executive Incentive Plan ForOfficers (Filed With SEC on February 19, 2009)

CentralIllinois Light Company SeniorSecured Debt Securities Underwriting Agreement (Filed With SEC on December 9, 2008)

Company Order (Filed With SEC on December 9, 2008)

CENTRAL ILLINOIS LIGHT COMPANY 8.875% SENIOR SECURED NOTE DUE 2013 (Filed With SEC on December 9, 2008)

INDENTURE BETWEEN CENTRAL ILLINOIS LIGHT COMPANY AND DEUTSCHE BANK TRUST COMPANY AMERICAS, (Filed With SEC on December 9, 2008)

Company Order (Filed With SEC on October 23, 2008)

ILLINOIS POWER COMPANY TO THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. (FORMERLY BNY MIDWEST TRUST COMPANY), AS SUCCESSOR TRUSTEE TO HARRIS TRUST AND SAVINGS BANK SUPPLEMENTAL... (Filed With SEC on October 23, 2008)

FIRSTSUPPLEMENTAL INDENTURE Dated asof May 19, 2008 (Filed With SEC on August 8, 2008)

AMERENSUPPLEMENTAL RETIREMENT PLAN (Filed With SEC on August 8, 2008)

AMERENCORPORATION DEFERREDCOMPENSATION PLAN FORMEMBERS OF THE BOARD OF DIRECTORS 2009Document (Filed With SEC on August 8, 2008)

UnionElectric Company SeniorSecured Debt Securities UnderwritingAgreement (Filed With SEC on June 19, 2008)

Company Order (Filed With SEC on June 19, 2008)

UNION ELECTRIC COMPANY 6.70% SENIOR SECURED NOTE DUE2019 (Filed With SEC on June 19, 2008)

Executed in 21Counterparts, No. 22. SUPPLEMENTAL INDENTURE DATED JUNE 1, 2008 UNION ELECTRIC COMPANY TO THE BANK OF NEW YORK, AS TRUSTEE (Filed With SEC on June 19, 2008)

AMERENCORPORATION SYSTEM AMENDEDAND RESTATED NON-REGULATEDSUBSIDIARY MONEYPOOL AGREEMENT (Filed With SEC on May 8, 2008)

FIFTH SUPPLEMENTAL INDENTURE dated as of April 1, 2008 to INDENTURE dated as of November 1, 2000 AMEREN ENERGY GENERATING COMPANY to THE BANK OF NEW YORK TRUST COMPANY, N.A.,... (Filed With SEC on April 9, 2008)

UnionElectric Company SeniorSecured Debt Securities Underwriting Agreement (Filed With SEC on April 8, 2008)

Company Order (Filed With SEC on April 8, 2008)

UNION ELECTRIC COMPANY 6.00% SENIOR SECURED NOTE DUE 2018 (Filed With SEC on April 8, 2008)

Executed in 21Counterparts, No. 21. SUPPLEMENTAL INDENTURE DATED APRIL 1, 2008 UNION ELECTRIC COMPANY TO THE BANK OF NEW YORK, AS TRUSTEE (Filed With SEC on April 8, 2008)

ILLINOIS POWER COMPANY TO THE BANK OF NEW YORK TRUST COMPANY, N.A. (FORMERLY BNY MIDWEST TRUST COMPANY), AS SUCCESSOR TRUSTEE TO HARRIS TRUST AND SAVINGS BANK SUPPLEMENTAL... (Filed With SEC on April 8, 2008)

POWERSUPPLY AGREEMENT BETWEEN AMERENENERGY MARKETING COMPANY AND AMERENENERGY GENERATING COMPANY Amendedand Restated PowerSupply Agreement Between AmerenEnergy Marketing Company... (Filed With SEC on March 28, 2008)

regulatory or legislative actions, including changes in regulatory policies and ratemaking determinations, such as the outcome of pending CIPS, CILCO and IP rate proceedings or... (Filed With SEC on February 29, 2008)

Company Order (Filed With SEC on November 20, 2007)

ILLINOIS POWER COMPANY TO THE BANK OF NEW YORK TRUST COMPANY, N.A. (FORMERLY BNY MIDWEST TRUST COMPANY), AS SUCCESSOR TRUSTEE TO HARRIS TRUST AND SAVINGS BANK ________________... (Filed With SEC on November 20, 2007)

Union Electric Company SeniorSecured Debt Securities Underwriting Agreement (Filed With SEC on June 15, 2007)

Company Order (Filed With SEC on June 15, 2007)

UNION ELECTRIC COMPANY 6.40% SENIOR SECURED NOTE DUE 2017 (Filed With SEC on June 15, 2007)

Executed in 21 Counterparts, No. .. SUPPLEMENTAL INDENTURE DATED JUNE 1, 2007 UNION ELECTRIC COMPANY TO THE BANK OF NEW YORK, AS TRUSTEE (Filed With SEC on June 15, 2007)

AMENDED AND RESTATED AMEREN CORPORATION CHANGE OF CONTROL SEVERANCE PLAN Introduction (Filed With SEC on May 10, 2007)

2007 BASE SALARY TABLE FOR NAMED EXECUTIVE OFFICERS (Filed With SEC on May 10, 2007)

Executed in 100 Counterparts, No. __. (Filed With SEC on March 14, 2007)

Indenture (Filed With SEC on March 14, 2007)

ILLINOIS POWER COMPANY TO BNY MIDWEST TRUST COMPANY, AS SUCCESSOR TRUSTEE TO HARRIS TRUST AND SAVINGS BANK SUPPLEMENTAL INDENTURE DATED AS OFMARCH 1, 2007 TO GENERAL MORTGAGE... (Filed With SEC on March 14, 2007)

POWER SUPPLY AGREEMENT BETWEEN AMEREN ENERGY MARKETING COMPANY AND AMEREN ENERGY GENERATING COMPANY DATED AS OF DECEMBER 18, 2006 Power Supply Agreement Between Ameren Energy... (Filed With SEC on December 21, 2006)

AMEREN DEFERRED COMPENSATION PLAN 2007 Document (Filed With SEC on December 5, 2006)

AMEREN DEFERRED COMPENSATION PLAN FOR MEMBERS OF THE BOARD OF DIRECTORS 2007 Document (Filed With SEC on December 5, 2006)

Indenture (Filed With SEC on September 8, 2006)

Executed in 100 Counterparts, No. __. (Filed With SEC on September 8, 2006)

ILLINOIS POWER COMPANY TO BNY MIDWEST TRUST COMPANY, AS SUCCESSOR TRUSTEE TO HARRIS TRUST AND SAVINGS BANK SUPPLEMENTAL INDENTURE DATED AS OFAUGUST 1, 2006 TO GENERAL MORTGAGE... (Filed With SEC on September 8, 2006)

CHANGE OF CONTROL (Filed With SEC on August 9, 2006)

Central IllinoisPublic Service Company Senior Secured Notes Underwriting Agreement (Filed With SEC on June 19, 2006)

FIRSTSUPPLEMENTAL INDENTURE Dated as of June 14,2006 (Filed With SEC on June 19, 2006)

CENTRAL ILLINOIS LIGHT COMPANY AND THE BANK OF NEW YORK TRUST COMPANY, N.A. TRUSTEE INDENTURE DATEDAS OF June 1, 2006 (Filed With SEC on June 19, 2006)

ILLINOIS POWER COMPANY AND THE BANK OF NEW YORK TRUST COMPANY, N.A. TRUSTEE INDENTURE DATED AS OF June 1, 2006 (Filed With SEC on June 19, 2006)

Company Order (Filed With SEC on June 19, 2006)

Executed in 100 Counterparts, No. 71 SUPPLEMENTALINDENTURE DATED JUNE1, 2006 CENTRALILLINOIS PUBLIC SERVICE COMPANY TO U.S. BANKNATIONAL ASSOCIATION and PATRICKJ. CROWLEY, AS... (Filed With SEC on June 19, 2006)

INDENTURE BETWEEN CENTRALILLINOIS LIGHT COMPANY AND DEUTSCHEBANK TRUST COMPANY AMERICAS, (Filed With SEC on June 19, 2006)

ILLINOIS POWER COMPANY TO BNY MIDWEST TRUST COMPANY, AS SUCCESSOR TRUSTEE TO HARRIS TRUST AND SAVINGS BANK SUPPLEMENTAL INDENTURE DATED AS OF JUNE 1, 2006 TO GENERAL MORTGAGE... (Filed With SEC on June 19, 2006)

Table of 2005 Cash Bonus Awards and 2006 Performance Share Unit Awards Issued to Named Executive Officers (Filed With SEC on February 16, 2006)

2006 Ameren Executive Incentive Plan Officer Level (Filed With SEC on February 16, 2006)

Article1. Establishment, Purpose, and Duration 1 Article 2. Definitions 1 Article 3. Administration 5 Article 4. Shares Subject to this Plan and Maximum Awards 6 Article 5.... (Filed With SEC on February 16, 2006)

Amerens Percentile in Total Shareholder Return vs. Utility Peers During the Performance Period (Filed With SEC on February 16, 2006)

AMENDED AND RESTATED AMEREN CORPORATION CHANGE OF CONTROL SEVERANCE PLAN Introduction (Filed With SEC on February 16, 2006)

FIRST AMENDMENT TO THE AMEREN CORPORATION LONG-TERM INCENTIVE PLAN OF 1998 (Filed With SEC on February 16, 2006)

SECOND AMENDMENT TO THE JOINT DISPATCH AGREEMENT Between UNION ELECTRIC COMPANY, CENTRAL ILLINOIS PUBLIC SERVICE COMPANY AND AMEREN ENERGY GENERATING COMPANY (Filed With SEC on January 13, 2006)

2005 and 2006 Base Salary Table for Named Executive Officers (Filed With SEC on December 15, 2005)

Union Electric Company Senior Secured DebtSecurities Underwriting Agreement (Filed With SEC on December 9, 2005)

Company Order (Filed With SEC on December 9, 2005)

UNIONELECTRIC COMPANY 5.40% SENIOR SECURED NOTE DUE 2016 (Filed With SEC on December 9, 2005)

Executedin 21 Counterparts, No. 21. SUPPLEMENTAL INDENTURE DATED DECEMBER 1, 2005 UNION ELECTRIC COMPANY TO THEBANK OF NEW YORK, AS TRUSTEE (Filed With SEC on December 9, 2005)

Union Electric Company Senior Secured Debt Securities UnderwritingAgreement (Filed With SEC on July 21, 2005)

[Union ElectricCompany Letterhead] Company Order (Filed With SEC on July 21, 2005)

UNION ELECTRIC COMPANY 5.30% SENIOR SECURED NOTE DUE 2037 (Filed With SEC on July 21, 2005)

Executed in 21Counterparts, No. 21 . SUPPLEMENTAL INDENTURE DATED JULY 1, 2005 UNION ELECTRIC COMPANY TO THE BANK OF NEW YORK, AS TRUSTEE (Filed With SEC on July 21, 2005)

Period Ending (Filed With SEC on May 2, 2005)

ASSET TRANSFER AGREEMENT among UNION ELECTRIC COMPANY d/b/a AMEREN UE, CENTRAL ILLINOIS PUBLIC SERVICE COMPANY d/b/a AMEREN CIPS and AMEREN CORPORATION Dated as of May 2, 2005 (Filed With SEC on May 2, 2005)

TABLE OF CONTENTS (Filed With SEC on May 2, 2005)

TABLE OF CONTENTS Page (Filed With SEC on May 2, 2005)

Original Issue Date (Filed With SEC on March 9, 2005)

Indenture Between Central IllinoisLight Company and Deutsche BankTrust Company Americas, (Filed With SEC on March 9, 2005)

Executive Levels (Filed With SEC on February 14, 2005)

Union ElectricCompany Senior SecuredDebt Securities Underwriting Agreement (Filed With SEC on January 27, 2005)

[Union ElectricCompany Letterhead] Company Order (Filed With SEC on January 27, 2005)

ILL. C. C. NO. 6342 (Filed With SEC on January 27, 2005)

Executed in 35Counterparts, No. 31 . SUPPLEMENTAL INDENTURE DATED JANUARY 1, 2005 UNION ELECTRIC COMPANY TO THE BANK OF NEW YORK, AS TRUSTEE (Filed With SEC on January 27, 2005)

AMENDMENT NO. 4 TO STOCK PURCHASE AGREEMENT (Filed With SEC on November 9, 2004)

ESCROW AGREEMENT (Filed With SEC on November 9, 2004)

ELECTRIC POWER SUPPLY AGREEMENT Between Ameren Energy Marketing Company And Central Illinois Public Service Company (Filed With SEC on November 9, 2004)

Union Electric Company Senior Secured Debt Securities Underwriting Agreement (Filed With SEC on May 18, 2004)

[Union ElectricCompany Letterhead] Company Order (Filed With SEC on May 18, 2004)

ILL.C. C. NO. 6323 (Filed With SEC on May 18, 2004)

Executed in 35Counterparts, No. 35 . SUPPLEMENTALINDENTURE DATEDMAY 1, 2004 UNION ELECTRIC COMPANY TO THE BANK OF NEW YORK, AS TRUSTEE (Filed With SEC on May 18, 2004)

Category

Industry

Companies

Contracts

Ameren Corp Contracts & Agreements