SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM U5S ANNUAL REPORT For the Year Ended December 31, 2002 Filed pursuant to the Public Utility Holding Company Act of 1935 by ` AMEREN CORPORATION 1901 Chouteau Avenue, St. Louis, Missouri 63103 TABLE OF CONTENTS Page ITEM 1. SYSTEM COMPANIES AND INVESTMENTS THEREIN AS OF DECEMBER 31, 2002 1 ITEM 2. ACQUISITIONS OR SALES OF UTILITY ASSETS 10 ITEM 3. ISSUE, SALE, PLEDGE, GUARANTEE OR ASSUMPTION OF SYSTEM SECURITIES 10 ITEM 4. ACQUISITION, REDEMPTION OR RETIREMENT OF SYSTEM SECURITIES 10 ITEM 5. INVESTMENTS IN SECURITIES OF NON-SYSTEM COMPANIES 11 ITEM 6. OFFICERS AND DIRECTORS Part I. Name, principal business address and positions held as of December 31, 2002 12 Part II. Financial connections as of December 31, 2002 20 Part III.Compensation and other related information 20 ITEM 7. CONTRIBUTIONS AND PUBLIC RELATIONS 22 ITEM 8. SERVICE, SALES AND CONSTRUCTION CONTRACTS Part I. Intercompany sales and service 23 Part II. Contracts to purchase services or goods between any system company and affiliate 23 Part III.Employment of any person by any system company for the performance on a continuing basis of management services 23 ITEM 9. WHOLESALE GENERATORS AND FOREIGN UTILITY COMPANIES 24 ITEM 10. FINANCIAL STATEMENTS AND EXHIBITS Index to Financial Statements 24 Financial Statements Appendix B Exhibits 25 SIGNATURE 33 ITEM 1. SYSTEM COMPANIES AND INVESTMENTS THEREIN AS OF DECEMBER 31, 2002. Number of Common % of Issuer Owner's Shares Voting Book Book Name of Company Owned Power Value Value Business Type --------------- ----- ----- ----- ------ ------------- Ameren Corporation 3,935,133,661 3,935,133,661 Holding Company Union Electric Company 102,123,834 100.0 2,631,348,425 2,631,348,425 Electric & Gas Utility Envirotech Investment (1) Energy-Related Fund, L.L.C. Electric Energy, Inc. 24,800 40.0 36,567,546 14,627,018 Electric Joppa & Eastern Railroad Company 10,000 100.0 100,000 100,000 Rail Transport Met-South, Inc. 100 100.0 5,000 5,000 Wholesale Marketing Midwest Electric Power, Inc. 1,000 100.0 100,000 100,000 Generating Company Southern Materials Transfer, Inc. 10,000 100.0 0 0 Coal Terminal Massac Enterprises, LLC (2) Purchasing Company Union Electric Development Corp. 18,500 100.0 (23,390,483) (23,390,483) Community Develop- ment & Energy-Related Investments Civic Ventures (3) Community Investment Fund, LP Development Lewis & Clark Industrial (4) Community Development Corporation Development Laclede's Landing (5) Community Redevelopment Corp. Development 1 ITEM 1. SYSTEM COMPANIES AND INVESTMENTS THEREIN AS OF DECEMBER 31, 2002. (Continued) Gateway National Bank (6) Community Development NEMO Bank Community (7) Community Development Corporation Development St. Louis Equity Fund 1988 (8) Community Development St. Louis Equity Fund 1990 (8) Community Development St. Louis Equity Fund 1991 (8) Community Development St. Louis Equity Fund 1992 (8) Community Development St. Louis Equity Fund 1993 (8) Community Development St. Louis Equity Fund 1994 (8) Community Development St. Louis Equity Fund 1995 (8) Community Development St. Louis Equity Fund 1996 (8) Community Development St. Louis Equity Fund 1997 (8) Community Development St. Louis Equity Fund 1998 (8) Community Development St. Louis Equity Fund 1999 (8) Community Development 2 ITEM 1. SYSTEM COMPANIES AND INVESTMENTS THEREIN AS OF DECEMBER 31, 2002. (Continued) St. Louis Equity Fund 2000 (8) Community Development St. Louis Equity Fund 2001 (8) Community Development St. Louis Equity Fund 2002 (8) Community Development St. Louis Equity Fund 2003(8) Community Development Homestead Brookfield Housing (9) Community Development Central Illinois Public Service Company 25,452,373 100.0 511,859,890 511,859,890 Electric & Gas CIPS Energy, Inc.* 100 100.0 1,000 1,000 CIPSCO Investment Company 100 100.0 5,470,790 5,470,790 Leasing and Energy-Related Investments Illinois Equity Fund 1992 (10) Investments Illinois Equity Fund 1994 (10) Investments Illinois Equity Fund 1996 (10) Investments Illinois Equity Fund 1998 (10) Investments Illinois Equity Fund 2000 (10) Investments St. Louis Equity Fund 1999 (10) Investments St. Louis Equity Fund 2000 (10) Investments St. Louis Equity Fund 2001 (10) Investments St. Louis Equity Fund 2002 (10) Investments 3 ITEM 1. SYSTEM COMPANIES AND INVESTMENTS THEREIN AS OF DECEMBER 31, 2002. (Continued) CIPSCO Securities Company 100 (11) Investments CIPSCO Venture Company 100 281,858 281,858 Civic and Economic Development Mattoon Enterprise Park LLC (12) Investments MACC, LLC (13) Investments CIPSCO Leasing Company 100 (14) Leveraged Leases CLC Aircraft Leasing Co. 100 (15) Equipment Leasing CLC Leasing Co. A 100 (16) Equipment Leasing CLC Leasing Co. C* 100 (17) CIPSCO Energy Company 100 100.0 4,480,158 4,480,158 Energy-Related Investments CEC-ACLP-Co. (18) Investments Ameren Energy, Inc. 1,000 100.0 (6,891,507) (6,891,507) Power Marketing, Energy-Related Ameren Services Co. 1,000 100.0 (4,031,522) (4,031,522) Services to Ameren and its affiliates Ameren Development Company 1,000 100.0 (26,646,329) (26,646,329) Holding Company Ameren ERC, Inc. 1,000 100.0 (5,810,675) (5,810,675) Energy-Related Missouri Central Railroad Company 100,000 100.0 6,699,428 6,699,428 Rail Transport Gateway Energy Systems, L.C. and affiliates (19) Energy-Related 4 ITEM 1. SYSTEM COMPANIES AND INVESTMENTS THEREIN AS OF DECEMBER 31, 2002. (Continued) Ameren Energy Communications, Inc. 1,000 100.0 (19,914,094) (19,914,094) Communications- Related Enporion Inc. (20) E-Commerce Ameren Energy Resources Company 1,000 100.0 270,381,620 270,381,620 Holding Company Illinois Materials Supply Co. 1,000 100.0 (2,008,734) (2,008,734) Purchasing Company Ameren Energy Marketing Co. 1,000 100.0 (9,538,380) (9,538,380) Wholesale and Retail Marketing Ameren Energy Development Co. 1,000 100.0 280,153,359 280,153,359 Generating Facilities Ameren Energy Generating Co. 2,000 100.0 280,006,033 280,006,033 Generating Company Ameren Energy Fuels and Services 1,000 100.0 (820,631) (820,631) Fuel Purchasing Company Cowboy Railroad Development 70.97 Develop feasibility Company, LLC study for railroad AFS Development Company, LLC 100.0 Oil and gas exploration and production Electric Energy, Inc. 12,400 20.0 36,567,546 7,313,509 Electric Joppa & Eastern Railroad Co. 10,000 100,000 100,000 Rail Transport Met-South, Inc. 100 5,000 5,000 Wholesale Marketing Midwest Electric Power, Inc. 1,000 100,000 100,000 Generating Company Southern Materials Transfer, Inc. 10,000 0 0 Coal Terminal Massac Enterprises, LLC (2) Purchasing Company ---------------------------- * Inactive Company 5 ITEM 1. SYSTEM COMPANIES AND INVESTMENTS THEREIN AS OF DECEMBER 31, 2002. (Continued) NOTES RELATING TO VOTING POWER AND BOOK VALUE Union Electric Company (1) Envirotech Investment Fund, L.L.C. Capital investments in energy-related businesses with Company contributions amounting to $1,068,759 as of 12/31/02. Electric Energy, Inc. (2) Massac Enterprises, LLC Capital contribution of $100,000 for purchasing operations within "enterprise zones". Union Electric Development Corporation (3) Civic Ventures Investment Fund, LP Investment fund to promote growth and development of small and minority business enterprises with Company contributions amounting to $68,667 as of 12/31/02. (4) Lewis and Clark Industrial Development Corporation Capital contribution in civic development of $5,000 as of 12/31/02. (5) Laclede's Landing Redevelopment Corporation Capital contribution in civic development of $10,000 as of 12/31/02. (6) Gateway National Bank Capital contribution in civic development of $60,000 as of 12/31/02. (7) NEMO Bank Community Development Corporation Capital contribution in civic development of $1,000 as of 12/31/02. (8) St. Louis Equity Funds - 1988, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 and 2003. Real estate investment funds, with the Company's total contributions as of 12/31/02 of $5,754,146. Includes purchase of tax credits from Mercantile Community Development Corporation, Federal National Mortgage Association and U.S. Bancorp Community Development Corporation, along with a subscription commitment as noted in Footnote 1, Page 9. No established market value (9) Homestead Brookfield Housing Capital contribution for economic development amounting to $1,061 as of 12/31/02. 6 ITEM 1. SYSTEM COMPANIES AND INVESTMENTS THEREIN AS OF DECEMBER 31, 2002. (Continued) CIPSCO Investment Company (10) Illinois Equity Funds - 1992, 1994, 1996, 1998, and 2000 Limited Partnerships and St. Louis Equity Funds 1999 LLC, 2000 LLC, 2001 LLC, and 2002 LLC. Various ownership interests of not more than 20% in various limited partnerships. Total commitment to equity funds of $6,500,000. No established market value, book value is $3,333,350. Includes purchase of tax credits from Mercantile Community Development Corporation. CIPSCO Venture Company holdings: Total equity interest in the investments listed below is $281,858: (11) Mattoon Enterprise Park, LLC A 20% equity interest, but not the managing member, in the above named limited liability company. No established market value. (12) MACC, LLC A 33.33% interest, but not the managing member, in the above named limited liability company. No established market value. CIPSCO Leasing Company Total current asset book value of investments listed below is $28,775,523: (13) A 17.5% undivided interest in a leveraged lease financing of a natural gas liquids plant held under the subsidiary name of CIPSCO Leasing Company. (14) A 100% interest in a leveraged lease financing of a commercial aircraft held under the subsidiary name CIPSCO Aircraft Leasing Company. (15) A 25% undivided interest in a leveraged lease financing of various oil and gas production equipment held under the subsidiary name CLC Leasing Company A. (16) CLC Leasing Company C established for future investment opportunities; no current investments. 7 ITEM 1. SYSTEM COMPANIES AND INVESTMENTS THEREIN AS OF DECEMBER 31, 2002. (Continued) CIPSCO Energy Company (17) Appomattox Cogeneration L.P. A 24.75% limited partnership interest in the above named Limited Partnership. This investment is held in CEC-ACLP Company, a subsidiary of CIPSCO Energy Company. Book value is $4,480,158. Ameren ERC, Inc. (18) Gateway Energy Systems, LLC and affiliates A 89.1% interest in the above named Limited Liability Company amounting to $1,103,067 as of 12/31/02. Ameren Energy Communications, Inc. (19) Enporion Inc. Ameren was one of seven founding members of the above named e-commerce company with a $5,000,000 investment as of 12/31/02. 8 ITEM 1. SYSTEM COMPANIES AND INVESTMENTS THEREIN AS OF DECEMBER 31, 2002. (Continued) FOOTNOTES St. Louis Equity Fund 2003 is subscription commitment of $1,500,000 to the real estate fund; no money as of 12/31/02 had been paid. Arkansas limited liability company organized February 15, 2002 for development of feasibility study for railroad. Contribution of $260,000 with a 70.97%. interest. Illinois limited liability company organized September 6, 2002. Contribution of $10,000 with an 100% interest. Central Illinois Public Service Company transferred its twenty (20%) percent interest in Electric Energy Inc. to Ameren Energy Resources Company in 2002. 9 ITEM 2. ACQUISITIONS OR SALES OF UTILITY ASSETS Pursuant to the territorial agreement between Union Electric Company, d/b/a AmerenUE, and Gascosage Electric Cooperative, and reliance on Rule 44, AmerenUE sold substations and electric distribution facilities to Gascosage Electric Cooperative in the amount of $1.6 million in 2002. ITEM 3. ISSUE, SALE, PLEDGE, GUARANTEE OR ASSUMPTION OF SYSTEM SECURITIES A. Union Electric Company - Debt Issuance 1. Issuance of $173 million fall-away First Mortgage Bonds, 5.25% due September 1, 2012. Issued on August 22, 2002. B. Ameren Energy Generating Company - Debt Issuance 1. Issuance of $275 million Senior Notes, 7.95% due June 1, 2032. Issued on June 6, 2002. C. Ameren Corporation - Guarantees 1. The registrant and its utility affiliates are self-insured for Worker's Compensation Insurance and the Parent (Ameren Corporation) guarantees the payment of outstanding claims of subsidiaries (the "Reserve"). At 12/31/02 the Reserve amounted to $21,043,716. The highest amount outstanding at any time during the year cannot be readily determined. ITEM 4. ACQUISITION, REDEMPTION OR RETIREMENT OF SYSTEM SECURITIES A. Union Electric Company - Debt and Preferred Stock Retirements 1. On September 23, 2002, this system company redeemed, with proceeds from its issuance of $173 million 5.25% fall-away First Mortgage Bonds due 2012, its $125 million principal amount 8.75% First Mortgage Bonds. 2. On September 23, 2002, this system company redeemed, with proceeds from its issuance of $173 million 5.25% fall-away First Mortgage Bonds due 2012, its $41.4375 million par amount $1.735 series Preferred Stock. 3. On December 16, 2002, this system company retired, with cash, upon maturity its $75 million principal amount 8.33% First Mortgage Bonds. B. Central Illinois Public Company - Debt Retirements 1. On March 15, 2002, this system company retired, with cash, upon maturity its $5 million principal amount 6.94% Series 97-1 First Mortgage Bonds, Medium-Term Notes. 2. On September 15, 2002, this system company retired, with cash, upon maturity its $5 million principal amount 6.96% Series 97-1 First Mortgage Bonds, Medium-Term Notes. 3. On September 15, 2002, this system company retired, with cash, upon maturity its $23 million principal amount 6.75% Series Y First Mortgage Bonds. 10 ITEM 5. INVESTMENTS IN SECURITIES OF NON-SYSTEM COMPANIES A. At 12/31/02 Ameren Corporation had $589,563,249 invested in the following temporary cash investments. These investments were in short-term money market funds. 1. Goldman Sachs funds: $57,783,665 2. Federated Investors funds: $66,821,132 3. Fidelity funds: $73,730,906 4. J.P. Morgan funds: $24,224,401 5. Dreyfus funds: $49,785,925 6. Bank One funds: $48,279,311 7. Northern Trust funds: $47,632,684 8. Citigroup funds: $55,950,615 9. Deutsche Bank funds: $49,923,554 10. Credit Suisse funds: $68,197,821 11. Bank of America funds: $47,233,237 B. At 12/31/02 Union Electric Company had $7,035,704 of cash invested in a Federated short-term money market fund. 11 ITEM 6. OFFICERS AND DIRECTORS - PART l. The positions of officers and director of all system companies as of December 31, 2002 were as follows: NAME AND ADDRESS POSITION AMEREN CORPORATION WARNER L. BAXTER ST. LOUIS, MO SVP JERRE E. BIRDSONG ST. LOUIS, MO VP, T WILLIAM E. CORNELIUS ST. LOUIS, MO D BAXTER GILLETTE ST. LOUIS, MO VP CLIFFORD L. GREENWALT SPRINGFIELD, IL D THOMAS A. HAYS ST. LOUIS, MO D THOMAS H. JACOBSEN ST. LOUIS, MO D RICHARD A. LIDDY ST. LOUIS, MO D GORDON R. LOHMAN CHICAGO, IL D RICHARD A. LUMPKIN MATTOON, IL D MARTIN J. LYONS ST. LOUIS, MO C JOHN PETERS MACCARTHY ST. LOUIS, MO D HANNE M. MERRIMAN WASHINGTON, DC D PAUL L. MILLER, JR. ST. LOUIS, MO D CHARLES W. MUELLER ST. LOUIS, MO D, CM, CEO GARY L. RAINWATER ST. LOUIS, MO P, COO HARVEY SALIGMAN ST. LOUIS, MO D STEVEN R. SULLIVAN ST. LOUIS, MO VP, GC, S JANET MCAFEE WEAKLEY ST. LOUIS, MO D JAMES W. WOGSLAND HAYDEN LAKE, ID D Footnotes --------- UNION ELECTRIC COMPANY RONALD D. AFFOLTER ST. LOUIS, MO VP PAUL A. AGATHEN ST. LOUIS, MO D, SVP WARNER L. BAXTER ST. LOUIS, MO D, SVP JERRE E. BIRDSONG ST. LOUIS, MO VP, T WILLIAM J. CARR Baxter Gillette resigned April 1, 2002 Thomas Jacobsen died July 20, 2002 Janet McAfee Weakley retired April 23, 2002 ST. LOUIS, MO VP DANIEL F. COLE ST. LOUIS, MO SVP MARTIN J. LYONS ST. LOUIS, MO C MICHAEL J. MONTANA ST. LOUIS, MO VP CHARLES W. MUELLER ST. LOUIS, MO D, CM, CEO CHARLES D. NASLUND ST. LOUIS, MO VP GARY L. RAINWATER ST. LOUIS, MO D, P, COO 12 GARRY L. RANDOLPH ST. LOUIS, MO SVP WILLIAM C. SHORES ST. LOUIS, MO VP STEVEN R. SULLIVAN ST. LOUIS, MO VP, GC, S THOMAS R. VOSS ST. LOUIS, MO D, SVP DAVID A. WHITELEY ST. LOUIS, MO SVP RONALD C. ZDELLAR ST. LOUIS, MO VP Footnotes --------- ELECTRIC ENERGY, INC. JESSON A. BRADSHAW HOUSTON, TX D DANIEL F. COLE ST. LOUIS, MO D RICHARD W. EIMER, JR. DECATUR, IL D JAMES M. HELM JOPPA, IL S, T R. ALAN KELLEY ST. LOUIS, MO D, CM CHARLES D. NASLUND ST. LOUIS, MO D ROBERT L. POWERS JOPPA, IL P GARY L. RAINWATER ST. LOUIS, MO D WILLIAM SHEPPARD JOPPA, IL VP A. ROGER SMITH LOUISVILLE, KY D PAUL W. THOMPSON LOUISVILLE, KY D DAVID A. WHITELEY ST. LOUIS, MO D JOPPA & EASTERN RAILROAD COMPANY JEFFREY S. BERKBIGLER CARBONDALE, IL S JAMES M. HELM JOPPA, IL T JOHN S. RENDLEMAN CARBONDALE, IL P, D MET-SOUTH, INC. JEFFREY S. BERKBIGLER CARBONDALE, IL VP CHERYL L. ERDMAN CARBONDALE, IL S JAMES M. HELM JOPPA, IL T JOHN S. RENDLEMAN CARBONDALE, IL P, D MIDWEST ELECTRIC POWER, INC. JEFFREY S. BERKBIGLER CARBONDALE, IL S JAMES M. HELM JOPPA, IL T JOHN S. RENDLEMAN CARBONDALE, IL P, D SOUTHERN MATERIALS TRANSFER, INC. JEFFREY S. BERKBIGLER CARBONDALE, IL P, D JAMES M. HELM JOPPA, IL T JOHN S. RENDLEMAN CARBONDALE, IL P, D MASSAC ENTERPRISES, LLC JOHN R. DALY JOPPA, IL MB JEFFREY S. BERKBIGLER CARBONDALE, IL MB ELECTRIC ENERGY, INC. JOPPA, IL MB 13 JAMES M. HELM JOPPA, IL MB JOHN S. RENDLEMAN CARBONDALE, IL MB UNION ELECTRIC DEVELOPMENT CORPORATION PAUL A. AGATHEN ST. LOUIS, MO D WARNER L. BAXTER ST. LOUIS, MO D, SVP JERRE E. BIRDSONG ST. LOUIS, MO D, VP, T MARTIN J. LYONS ST. LOUIS, MO C GARY L. RAINWATER ST. LOUIS, MO D, P STEVEN R. SULLIVAN ST. LOUIS, MO D, VP, GC, S ST. LOUIS EQUITY FUND 1988, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 JERRE E. BIRDSONG ST. LOUIS, MO CM CENTRAL ILLINOIS PUBLIC SERVICE COMPANY PAUL A. AGATHEN ST. LOUIS, MO D, SVP WARNER L. BAXTER ST. LOUIS, MO D, SVP JERRE E. BIRDSONG ST. LOUIS, MO VP, T DANIEL F. COLE ST. LOUIS, MO SVP MARTIN J. LYONS ST. LOUIS, MO C MICHAEL J. MONTANA ST. LOUIS, MO VP GILBERT W. MOORMAN SPRINGFIELD, IL VP CHARLES W. MUELLER ST. LOUIS, MO D CRAIG D. NELSON ST. LOUIS, MO VP GARY L. RAINWATER ST. LOUIS, MO D, P, CEO GARY L. RANDOLPH ST. LOUIS, MO SVP STEVEN R. SULLIVAN ST. LOUIS, MO VP, GC, S THOMAS R. VOSS ST. LOUIS, MO D, SVP DAVID A. WHITELEY ST. LOUIS, MO SVP CIPS ENERGY, INC. GARY L. RAINWATER ST. LOUIS, MO D, P STEVEN R. SULLIVAN ST. LOUIS, MO D, VP, S, T CIPSCO INVESTMENT COMPANY WARNER L. BAXTER ST. LOUIS, MO D JERRE E. BIRDSONG ST. LOUIS, MO D, CH, P MARTIN J. LYONS ST. LOUIS, MO C, D LEE R. NICKLOY ST. LOUIS, MO D, VP CARLIN C. SCANLAN ST. LOUIS, MO T STEVEN R. SULLIVAN ST. LOUIS, MO S CIPSCO SECURITIES COMPANY WARNER L. BAXTER ST. LOUIS, MO D JERRE E. BIRDSONG ST. LOUIS, MO D, P, CEO MARTIN J. LYONS ST. LOUIS, MO D, C LEE R. NICKLOY ST. LOUIS, MO D, VP CARLIN C. SCANLAN ST. LOUIS, MO T STEVEN R. SULLIVAN ST. LOUIS, MO S 14 CIPSCO VENTURE COMPANY WARNER L. BAXTER ST. LOUIS, MO D JERRE E. BIRDSONG ST. LOUIS, MO D, P, CEO MARTIN J. LYONS ST. LOUIS, MO D, C LEE R. NICKLOY ST. LOUIS, MO D, VP CARLIN C. SCANLAN ST. LOUIS, MO T STEVEN R. SULLIVAN ST. LOUIS, MO S MATTOON ENTERPRISES PARK LLC LEE R. NICKLOY ST. LOUIS, MO D MACC, LLC LEE R. NICKLOY ST. LOUIS, MO D ILLINOIS EQUITY FUND 1992, 1994, 1996, 1998, 2000, 2002 LEE R. NICKLOY ST. LOUIS, MO D CIPSCO LEASING COMPANY WARNER L. BAXTER ST. LOUIS, MO D JERRE E. BIRDSONG ST. LOUIS, MO D, P, CEO MARTIN J. LYONS ST. LOUIS, MO D, C LEE R. NICKLOY ST. LOUIS, MO D, VP CARLIN C. SCANLAN ST. LOUIS, MO T STEVEN R. SULLIVAN ST. LOUIS, MO S CLC AIRCRAFT LEASING CO. WARNER L. BAXTER ST. LOUIS, MO D JERRE E. BIRDSONG ST. LOUIS, MO D, P, CEO MARTIN J. LYONS ST. LOUIS, MO D, C LEE R. NICKLOY ST. LOUIS, MO D, VP CARLIN C. SCANLAN ST. LOUIS, MO T STEVEN R. SULLIVAN ST. LOUIS, MO S CLC LEASING CO. A WARNER L. BAXTER ST. LOUIS, MO D JERRE E. BIRDSONG ST. LOUIS, MO D, P, CEO MARTIN J. LYONS ST. LOUIS, MO D, C LEE R. NICKLOY ST. LOUIS, MO D, VP CARLIN C. SCANLAN ST. LOUIS, MO T STEVEN R. SULLIVAN ST. LOUIS, MO S CIPSCO ENERGY COMPANY WARNER L. BAXTER ST. LOUIS, MO D JERRE E. BIRDSONG ST. LOUIS, MO D, P, CEO MARTIN J. LYONS ST. LOUIS, MO C LEE R. NICKLOY ST. LOUIS, MO D, VP CARLIN C. SCANLAN ST. LOUIS, MO T STEVEN R. SULLIVAN ST. LOUIS, MO S 15 CEC-ACLP- CO. WARNER L. BAXTER ST. LOUIS, MO D JERRE E. BIRDSONG ST. LOUIS, MO D, P, CEO MARTIN J. LYONS ST. LOUIS, MO D, C LEE R. NICKLOY ST. LOUIS, MO D, VP CARLIN C. SCANLAN ST. LOUIS, MO T STEVEN R. SULLIVAN ST. LOUIS, MO S AMEREN ENERGY, INC. PAUL A. AGATHEN ST. LOUIS, MO D WARNER L. BAXTER ST. LOUIS, MO D JERRE E. BIRDSONG ST. LOUIS, MO VP, T DANIEL F. COLE ST. LOUIS, MO D BAXTER A. GILLETTE William J. Carr retired July 1, 2002 Ronald C. Zdellar elected VP on September 1, 2002 ST. LOUIS, MO VP CLARENCE J. HOPF ST. LOUIS, MO SVP CHARLES W. MUELLER ST. LOUIS, MO D GARY L. RAINWATER ST. LOUIS, MO D, P STEVEN R. SULLIVAN ST. LOUIS, MO VP, GC, S JAMES F. WHITESIDES ST. LOUIS, MO PEO, P Footnotes --------- AMEREN SERVICES CO. PAUL A. AGATHEN ST. LOUIS, MO D, SVP WARNER L. BAXTER ST. LOUIS, MO D, SVP JERRE E. BIRDSONG ST. LOUIS, MO VP, T CHARLES A. BREMER ST. LOUIS, MO VP WILLIAM J. CARR Baxter Gillette resigned April 1, 2002 Gary L. Rainwater elected P April 23, 2002 James F. Whitesides resigned January 30, 2002 ST. LOUIS, MO VP DANIEL F. COLE ST. LOUIS, MO SVP JIMMY L. DAVIS ST. LOUIS, MO VP BAXTER A. GILLETTE ST. LOUIS, MO VP JEAN M. HANNIS ST. LOUIS, MO VP MARTIN J. LYONS ST. LOUIS, MO C RICHARD J. MARK ST. LOUIS, MO VP DONNA K. MARTIN ST. LOUIS, MO VP MICHAEL L. MENNE ST. LOUIS, MO VP MICHAEL J. MONTANA ST. LOUIS, MO VP CHARLES W. MUELLER ST. LOUIS, MO D, CM, CEO MICHAEL G. MUELLER ST. LOUIS, MO VP CRAIG D. NELSON ST. LOUIS, MO VP GREGORY L. NELSON ST. LOUIS, MO VP GARY L. RAINWATER ST. LOUIS, MO D, P, COO J. KAY SMITH ST. LOUIS, MO VP STEVEN R. SULLIVAN ST. LOUIS, MO VP, GC, S DAVID A. WHITELEY ST. LOUIS, MO SVP SAMUEL E. WILLIS ST. LOUIS, MO VP THOMAS R. VOSS ST. LOUIS, MO D, SVP RONALD C. ZDELLAR ST. LOUIS, MO VP 16 Footnotes --------- AMEREN DEVELOPMENT COMPANY PAUL A. AGATHEN ST. LOUIS, MO D, SVP WARNER L. BAXTER ST. LOUIS, MO D, SVP JERRE E. BIRDSONG ST. LOUIS, MO VP, T DANIEL F. COLE ST. LOUIS, MO D MARTIN J. LYONS ST. LOUIS, MO C GARY L. RAINWATER ST. LOUIS, MO D, P STEVEN R. SULLIVAN ST. LOUIS, MO VP, GC, S AMEREN ERC, INC. PAUL A. AGATHEN ST. LOUIS, MO D, SVP WARNER L. BAXTER ST. LOUIS, MO D, SVP JERRE E. BIRDSONG ST. LOUIS, MO VP, T DANIEL F. COLE ST. LOUIS, MO D, P MARTIN J. LYONS ST. LOUIS, MO C MICHAEL G. MUELLER ST. LOUIS, MO VP GARY L. RAINWATER ST. LOUIS, MO D STEVEN R. SULLIVAN ST. LOUIS, MO VP, GC, S GATEWAY ENERGY SYSTEMS, L.C. AND AFFILIATES WARNER L. BAXTER ST. LOUIS, MO D JERRE E. BIRDSONG ST. LOUIS, MO D CARLIN C. SCANLAN ST. LOUIS, MO D AMEREN ENERGY COMMUNICATIONS, INC. PAUL A. AGATHEN ST. LOUIS, MO D WARNER L. BAXTER ST. LOUIS, MO D JERRE E. BIRDSONG ST. LOUIS, MO VP, T DANIEL F. COLE ST. LOUIS, MO D, P MARTIN J. LYONS William J. Carr retired on July 1, 2002 Baxter A. Gillette resigned on April 1, 2002 Jean M. Hannis retired February 1, 2002 Richard J. Mark elected VP January 2, 2002 Donna K. Martin elected VP May 15, 2002 Michael L. Menne elected VP September 1, 2002 ST. LOUIS, MO C GARY L. RAINWATER ST. LOUIS, MO D STEVEN R. SULLIVAN ST. LOUIS, MO VP, GC, S THOMAS R. VOSS ST. LOUIS, MO SVP Footnotes --------- AMEREN ENERGY RESOURCES COMPANY PAUL A. AGATHEN ST. LOUIS, MO D WARNER L. BAXTER ST. LOUIS, MO D 17 JERRE E. BIRDSONG ST. LOUIS, MO VP, T DANIEL F. COLE ST. LOUIS, MO D, P R. ALAN KELLEY ST. LOUIS, MO VP MICHAEL L. MOEHN Martin J. Lyons elected C, September 11, 2002 Thomas R. Voss elected SVP September 11, 2002 ST. LOUIS, MO VP CHARLES W. MUELLER ST. LOUIS, MO D STEVEN R. SULLIVAN ST. LOUIS, MO VP, GC, S Footnotes --------- MISSOURI CENTRAL RAILROAD COMPANY PAUL A. AGATHEN ST. LOUIS, MO D JERRE E. BIRDSONG ST. LOUIS, MO D DANIEL F. COLE ST. LOUIS, MO D R. ALAN KELLEY ST. LOUIS, MO D MICHAEL G. MUELLER ST. LOUIS, MO D ROBERT K. NEFF ST. LOUIS, MO P STEVEN R. SULLIVAN ST. LOUIS, MO D, VP, GC, S ILLINOIS MATERIALS SUPPLY CO. PAUL AGATHEN ST. LOUIS, MO D WARNER L. BAXTER ST. LOUIS, MO D JERRE E. BIRDSONG ST. LOUIS, MO VP, T DANIEL F. COLE ST. LOUIS, MO D, P R. ALAN KELLEY ST. LOUIS, MO VP GREGORY L. NELSON ST. LOUIS, MO VP MICHAEL J. MONTANA ST. LOUIS, MO VP STEVEN R. SULLIVAN ST. LOUIS, MO VP, GC, S DAVID A. WHITELEY ST. LOUIS, MO SVP AMEREN ENERGY MARKETING COMPANY PAUL A. AGATHEN ST. LOUIS, MO D WARNER L. BAXTER ST. LOUIS, MO D JERRE E. BIRDSONG ST. LOUIS, MO VP, T DANIEL F. COLE ST. LOUIS, MO D, P ANDREW M. SERRI ST. LOUIS, MO VP STEVEN R. SULLIVAN ST. LOUIS, MO VP, GC, S AMEREN ENERGY DEVELOPMENT COMPANY PAUL A. AGATHEN ST. LOUIS, MO D JERRE E. BIRDSONG ST. LOUIS, MO VP, T DANIEL F. COLE ST. LOUIS, MO P R. ALAN KELLEY ST. LOUIS, MO D, VP ROBERT L. POWERS ST. LOUIS, MO VP JERRY L. SIMPSON SPRINGFIELD, IL VP STEVEN R. SULLIVAN ST. LOUIS, MO VP, GC, S JAMES F. WHITESIDES Michael E. Moehn elected VP September 1, 2002 ST. LOUIS, MO VP Footnotes --------- 18 AMEREN ENERGY GENERATING COMPANY PAUL A. AGATHEN ST. LOUIS, MO D, SVP JERRE E. BIRDSONG ST. LOUIS, MO VP, T WARNER L. BAXTER ST. LOUIS, MO D, SVP DANIEL F. COLE ST. LOUIS, MO D, P R. ALAN KELLEY ST. LOUIS, MO SVP MARTIN J. LYONS ST. LOUIS, MO C MICHAEL J. MONTANA ST. LOUIS, MO VP ROBERT L. POWERS ST. LOUIS, MO VP GARY L. RANDOLPH ST. LOUIS, MO SVP JERRY L. SIMPSON SPRINGFIELD, IL VP STEVEN R. SULLIVAN ST. LOUIS, MO VP, GC, S THOMAS R. VOSS ST. LOUIS, MO SVP DAVID A. WHITELEY ST. LOUIS, MO SVP AMEREN ENERGY FUELS AND SERVICES COMPANY PAUL A. AGATHEN ST. LOUIS, MO D WARNER L. BAXTER ST. LOUIS, MO D, SVP JERRE E. BIRDSONG ST. LOUIS, MO VP, T DANIEL F. COLE ST. LOUIS, MO D, P MARTIN J. LYONS ST. LOUIS, MO C MICHAEL G. MUELLER ST. LOUIS, MO VP STEVEN R. SULLIVAN ST. LOUIS, MO VP, GC, S AFS DEVELOPMENT COMPANY, LLC James F. Whitesides resigned January 30, 2002 JERRE E. BIRDSONG ST. LOUIS, MO T DANIEL F. COLE ST. LOUIS, MO P MICHAEL G. MUELLER ST. LOUIS, MO VP STEVEN R. SULLIVAN ST. LOUIS, MO VP, GC, S Footnotes --------- COWBOY RAILROAD DEVELOPMENT COMPANY, LLC Limited Liability Company organized and officers elected on September 6, 2002. ROBERT K. NEFF ST. LOUIS, MO M Footnotes --------- NOTE: Positions are indicated above by the following symbols: C -- Controller CEO -- Chief Executive Officer CM -- Chairman COO -- Chief Operating Officer D -- Director GC -- General Counsel M -- Manager MB -- Member 19 P -- President PEO -- Principal Executive Officer S -- Secretary SVP -- Senior Vice President T -- Treasurer VP -- Vice President ITEM 6. OFFICERS AND DIRECTORS - PART ll. Financial Connections - The following is a list, as of December 31, 2002, of all officers and directors of each system company who have financial connections within the provisions of Section 17(c) of the Public Utility Holding Company Act of 1935. Position Held in Applicable Name of Officer Financial Exemption or Director Name and Location of Financial Institution Institution Rules (1) (2) (3) (4) --------------- ------------------------------------------ ----------- ----------- AMEREN CORPORATION Richard A. Lumpkin First Mid-Illinois Bancshares Inc. Director Rule 70(a) First Mid-Illinois Bank & Trust NA Director Rule 70(a) ITEM 6. OFFICERS AND DIRECTORS - PART lll. (a) and (b) Directors' and Executive Officers' Compensation and Security Interests. Information concerning directors, the chief executive officer and the four other most highly compensated executive officers (as defined by regulations of the Securities and Exchange Commission) of Ameren Corporation System companies is incorporated by reference to "Item (1): Election of Directors", "Security Ownership of Management" and "Executive Compensation" in Ameren Corporation's 2003 definitive proxy statement, a copy of which is included as Exhibit A.4 to this Form U5S. (c) Directors' and Executive Officers' Contracts and Transactions with System Companies. None. (d) Indebtedness of Directors or Executive Officers to System Companies. None. (e) Directors' and Executive Officers' Participation in Bonus and Profit-Sharing Arrangements and Other Benefits. Information concerning directors, the chief executive officer and the four other most highly compensated executive officers (as defined by regulations of the Securities and Exchange Commission) of Ameren Corporation System companies is incorporated by reference to "Item (1): Election of Directors","Executive Compensation" and "Arrangements With Named Executive Officers" in Ameren Corporation's 2003 definitive proxy statement, a copy of which is included as Exhibit A.4 to this Form U5S. 20 (f) Directors' and Executive Officers' rights to Indemnity. The state laws under which each of the System companies is incorporated provide broadly for indemnification of directors and officers against claims and liabilities against them in their capacities as such. Each of the System companies' charters or by-laws also provides for indemnification of directors and officers. In addition, directors and executive officers of the System companies are insured under directors' and officers' liability policies issued by Great American Insurance Company, Reliance National Insurance Company, Gulf Insurance Company and Executive Risk Indemnity, Inc. The policies are for the period January 1, 1998 to March 1, 2003. Ameren Corporation has entered into a standard form of indemnity agreement with each of its directors and officers. 21 ITEM 7. CONTRIBUTIONS AND PUBLIC RELATIONS 1. Political --------- Central Illinois Public Service Company (d/b/a AmerenCIPS), by authorization of its Board of Directors, matched employee and retiree contributions made to the AmerenCIPS Political Action Committee (PAC) in the amount of $40,000. The AmerenCIPS PAC is a political action committee established in accordance with the law of the state of Illinois for the sole purpose of supporting state and local political candidates in the state of Illinois. The $40,000 matching contribution to the AmerenCIPS PAC was made and reported in accordance with Illinois law. Union Electric Company (d/b/a AmerenUE), by authorization of its Board of Directors, matched employee contributions made to the AmerenUE Political Action Committee (PAC) in the amount of $37,593.51. The AmerenUE PAC is a continuing committee established in accordance with the laws of the state of Missouri for the sole purpose of supporting state and local political candidates in the state of Missouri. The $37,593.51 matching contribution to the AmerenUE PAC was made and reported in accordance with Missouri Law. 2. Citizens Groups --------------- None for Illinois None for Missouri Public Relations Counsel ------------------------ Clarke & Company was retained to advise AmerenUE on general public relations matters. From the time period January 1, 2002 - December 31, 2002, AmerenUE made payments to Clarke & Company in the amount of $294,214.06 for their services. 22 ITEM 8. SERVICE, SALES AND CONSTRUCTION CONTRACTS Part I. Contracts for services, including engineering or construction services, or goods supplied or sold between System companies are as follows: Calendar Year 2002 Compensation Nature of Transactions Company Performing Service Company Receiving Service (4) (1) (2) (3) (in thousands) Equipment Sales AmerenEnergy Fuels & Services AmerenUE $972 Equipment Sales AmerenUE AmerenCIPS 207 Equipment Sales AmerenUE AmerenEnergy Communications, Inc. 32 Materials and Supplies Illinois Materials Supply Co. AmerenUE 54,535 Materials and Supplies Illinois Materials Supply Co. AmerenCIPS 25 Misc. Services AmerenCIPS AmerenEnergy Marketing Company 1,232 Misc. Services AmerenCIPS Ameren Corporation 59 Misc. Services AmerenCIPS CIPSCO Investment 56 Misc. Services AmerenCIPS Illinois Materials Supply Co. 2 Misc. Services AmerenCIPS AmerenUE 557 Misc. Services AmerenUE Ameren Corporation 8 Misc. Services AmerenUE AmerenEnergy 8 Misc. Services AmerenUE AmerenCIPS 1,682 Misc. Services AmerenUE AmerenERC 4 Misc. Services AmerenUE AmerenEnergy Marketing Company 3 Misc. Services AmerenUE Union Electric Development 2 Misc. Services AmerenUE AmerenDevelopment 9 Misc. Services AmerenUE AmerenEnergy Fuels & Services 475 Misc. Services AmerenUE Illinois Materials Supply Co. 5 Misc. Services AmerenUE AmerenEnergy Communications, Inc. 54 Misc. Services AmerenEnergy Fuels & Services AmerenCIPS 997 Misc. Services AmerenEnergy Fuels & Services Ameren Corporation 82 Misc. Services AmerenEnergy Fuels & Services AmerenUE 4,534 Transmission Services AmerenUE AmerenEnergy Marketing Company 942 Transmission Services AmerenEnergy AmerenEnergy Marketing Company 1,383 Misc. Services AmerenEnergy AmerenEnergy Marketing Company 812 Misc. Services AmerenEnergy Communications, Inc. AmerenEnergy Marketing Company 7 Misc. Services AmerenEnergy Communications, Inc. AmerenCIPS 5 Misc. Services AmerenEnergy Communications, Inc. AmerenUE 32 Misc. Services AmerenEnergy Marketing Company AmerenEnergy 340 Misc. Services CIPSCO Investment AmerenCIPS 55 Part II. None. Part III. None. 23 ITEM 9. WHOLESALE GENERATORS AND FOREIGN UTILITY COMPANIES Filed confidentially as Appendix A and on Form SE. ITEM 10. FINANCIAL STATEMENTS AND EXHIBITS FINANCIAL STATEMENTS Filed confidentially as Appendix B on Form SE. NOTES TO FINANCIAL STATEMENTS Ameren Corporation Reference is made to "Notes to Consolidated Financial Statements" contained on pages 39 through 64 in the Ameren 2002 Annual Report to Shareholders, which information is incorporated by reference. Union Electric Company (AmerenUE) Reference is made to "Notes to Financial Statements" contained on pages 36 through 60 in the AmerenUE 2002 Annual Report, which information is incorporated by reference. Central Illinois Public Service Company (AmerenCIPS) Reference is made to "Notes to Financial Statements" contained on pages 29 through 47 in the AmerenCIPS 2002 Annual Report, which information is incorporated by reference. Ameren Energy Generating Company (Generating Company) Reference is made to "Notes to Financial Statements" contained on pages 32 through 50 in the Generating Company 2002 Annual Report, which information is incorporated by reference. 24 EXHIBITS The following exhibits are incorporated by reference to the indicated SEC file number, unless a single asterisk appears next to the exhibit reference. A single asterisk indicates exhibits which are filed herewith. EXHIBIT NUMBER DESCRIPTION A. ANNUAL REPORTS FILED UNDER THE SECURITIES AND EXCHANGE ACT OF 1934 A.1 2002 Annual Report on Form 10-K for Ameren Corporation. (File No. 001-14756) A.2 2002 Annual Report on Form 10-K for Central Illinois Public Service Company. (File No. 001-03672) A.3 2002 Annual Report on Form 10-K for Union Electric Company. (File No. 001-02967) A.4 2002 Annual Report on Form 10-K for Ameren Energy Generating Company. (File No. 333-56594) * A.5 2003 Proxy Statement of Ameren Corporation. (File No. 001-14756) A.6 2003 Proxy Statement of Central Illinois Public Service Company. (File No. 001-03672) A.7 2003 Proxy Statement of Union Electric Company. (File No. 001-02967) B. CHARTERS, ARTICLES OF INCORPORATION, TRUST AGREEMENTS, BY-LAWS, AND OTHER FUNDAMENTAL DOCUMENTS OF ORGANIZATION AMEREN CORPORATION (Ameren) B1.1 Agreement and Plan of Merger, dated as of August 11, 1995, by and among Ameren, CIPSCO Incorporated, Union Electric Company d/b/a AmerenUE (AmerenUE), and Arch Merger Inc. (June 30, 1995 Form 10-Q/A (Amendment No. 1), Exhibit 2(a)). B1.2 Restated Articles of Incorporation of Ameren (File No. 33-64165, Annex F). B1.3 Certificate of Amendment to Ameren's Restated Articles of Incorporation filed with the Secretary of State of the State of Missouri on December 14, 1998 (1998 Form 10-K, Exhibit 3(i)). B1.4 By-Laws of Ameren as amended to December 31, 1997 (1997 Form 10-K, Exhibit 3(ii)). UNION ELECTRIC COMPANY (AmerenUE) B2.1 Restated Articles of Incorporation of AmerenUE, as filed with the Secretary of State of the State of Missouri (1993 AmerenUE Form 10-K, Exhibit 3(i)). B2.2 By-Laws of AmerenUE as amended to August 23, 2001 (September 30, 2001 AmerenUE Form 10-Q, Exhibit 3(ii)). CENTRAL ILLINOIS PUBLIC SERVICE COMPANY (AmerenCIPS) B3.1 Restated Articles of Incorporation of AmerenCIPS (March 31, 1994 AmerenCIPS Form 10-Q, Exhibit 3(b)). B3.2 By-Laws of AmerenCIPS as amended effective August 26, 1999 (September 30, 1999 Form 10-Q, Exhibit 3(ii)). 25 B. CHARTERS, ARTICLES OF INCORPORATION, TRUST AGREEMENTS, BY-LAWS, AND OTHER FUNDAMENTAL DOCUMENTS OF ORGANIZATION (Continued) AMEREN ENERGY GENERATING COMPANY (GENERATING COMPANY) B4.1 Articles of Incorporation of Generating Company, filed March 2, 2000 (incorporated by reference to Exhibit 3.1 to Generating Company's Registration Statement on Form S-4 (Commission File No. 333-56594)). B4.2 Amendment to Articles of Incorporation of Generating Company, filed April 19, 2000 (incorporated by reference to Exhibit 3.2 to Generating Company's Registration Statement on Form S-4 (Commission File No. 333-56594)). B4.3 By-Laws of Generating Company (incorporated by reference to Exhibit 3.3 to Generating Companys Registration Statement on Form S-4 (Commission File No. 333-56594)). AMEREN ENERGY RESOURCES COMPANY (f/k/a AMEREN INTERMEDIATE HOLDING CO. (RESOURCES COMPANY) B5.1 Articles of Incorporation of Resources Company filed September 3, 1999 (1999 U5S, Exhibit B.1). B5.2 Articles of Amendment filed March 2, 2000 (1999 U5S, Exhibit B.1). B5.3 By-Laws of the Resources Company effective September 15, 1999 (1999 U5S, Exhibit B.1). MISSOURI CENTRAL RAILROAD COMPANY (RAILROAD COMPANY) B6.1 Certificate of Incorporation of Railroad Company filed June 6, 1997 (2000 U5S, Exhibit B.1). B6.2 Certificate of Amendment of Railroad Company dated October 19, 1999 (2000 U5S, Exhibit B.1). B6.3 Amended and Restated By-Laws of Railroad Company dated September 30, 1999 (2000 U5S, Exhibit B.1). ENPORION, INC. (ENPORION) B7.1 Amended and Restated Certificate of Incorporation of Enporion filed November 6, 2000 (2000 U5S, Exhibit B.2). B7.2 Amended and Restated By-Laws of Enporion dated November 6, 2000 (2000 U5S, Exhibit B.2). ILLINOIS MATERIALS SUPPLY CO. (IMS) B8.1 Articles of Incorporation of IMS filed January 20, 2000 (2000 U5S, Exhibit B.3). B8.2 By-Laws of IMS dated January 20, 2000 (2000 U5S, Exhibit B.3). AMEREN ENERGY MARKETING COMPANY (MARKETING COMPANY) B9.1 Articles of Incorporation of Marketing Company filed March 2, 2000 (2000 U5S, Exhibit B.4). B9.2 By-Laws of Marketing Company dated March 2, 2000 (2000 U5S, Exhibit B.4). 26 B. CHARTERS, ARTICLES OF INCORPORATION, TRUST AGREEMENTS, BY-LAWS, AND OTHER FUNDAMENTAL DOCUMENTS OF ORGANIZATION (Continued) AMEREN ENERGY DEVELOPMENT COMPANY (DEVELOPMENT COMPANY) B10.1 Articles of Incorporation of Development Company filed March 27, 2000 (2000 U5S, Exhibit B.5). B10.2 Articles of Amendment of Development Company filed April 19, 2000 (2000 U5S, Exhibit B.5). B10.3 Amended By-Laws of Development Company dated March 27, 2000 (2000 U5S, Exhibit B.5). AMEREN ENERGY GENERATING COMPANY (GENERATING COMPANY) B11.1 Articles of Incorporation of Generating Company filed March 2, 2000 (2000 U5S, Exhibit B.6). B11.2 By-Laws of Generating Company dated March 2, 2000 (2000 U5S, Exhibit B.6). AMEREN ENERGY FUELS AND SERVICES COMPANY (AFS) B12.1 Articles of Incorporation of AFS filed September 18, 2000 (2000 U5S, Exhibit B.7). B12.2 By-Laws of AFS dated September 18, 2000 (2000 U5S, Exhibit B.7). COWBOY RAILROAD DEVELOPMENT COMPANY, LLC (COWBOY) * B13.1 Articles of Organization of Cowboy filed February 15, 2002 (filed herewith on Form SE) * B13.2 Operating Agreement of Cowboy (filed herewith on Form SE). AFS DEVELOPMENT COMPANY, LLC (AFSD) * B14.1 Articles of Organization of AFSD filed September 6, 2002 (filed herewith on Form SE). * B14.2 Operating Agreement of AFSD (filed herewith on Form SE). C. INSTRUMENTS DEFINING THE RIGHTS OF SECURITY HOLDERS, INCLUDING INDENTURES AMEREN CORPORATION (AMEREN) C1.1 Agreement, dated as of October 9, 1998, between Ameren and EquiServe Trust Company, N.A. (as successor to First Chicago Trust Company of New York), as Rights Agent, which includes the form of Certificate of Designation of the Preferred Shares as Exhibit A, the form of Rights Certificate as Exhibit B and the Summary of Rights as Exhibit C (October 14, 1998 Ameren Form 8-K, Exhibit 4). C1.2 Indenture of Ameren with The Bank of New York, as Trustee, relating to senior debt securities dated as of December 1, 2001 (Ameren's Senior Indenture) (File No. 333-81774, Exhibit 4.5). C1.3 Company order relating to $150,000,000 Floating Rate Notes due December 12, 2003 issued under Ameren's Senior Indenture (including the forms of notes)(File No. 333-81774, Exhibit 4.6). C1.4 Company order relating to $100,000,000 5.70% Notes due February 1, 2007 issued under Ameren's Senior Indenture (including the forms of notes) (File No. 333-81774, Exhibit 4.7). C1.5 Company order relating to $345,000,000 Notes due May 15, 2007 issued under Ameren's Senior Indenture (including the forms of notes and certificate of normal unit) (File No. 333-81774, Exhibit 4.8). 27 C. INSTRUMENTS DEFINING THE RIGHTS OF SECURITY HOLDERS, INCLUDING INDENTURES (Continued) C1.6 Purchase Contract Agreement dated as of March 1, 2002 between Ameren and The Bank of New York, as purchase contract agent, relating to the 13,800,000 9.75% Adjustable Conversion-Rate Equity Security Units (Equity Security Units) (File No. 333-81774, Exhibit 4.15). C1.7 Pledge Agreement dated as of March 1, 2002 among Ameren, The Bank of New York, as purchase contract agent and BNY Trust Company of Missouri, as collateral agent, custodial agent and securities intermediary, relating to the Equity Security Units (File No. 333-81774, Exhibit 4.16). UNION ELECTRIC COMPANY (AMERENUE) C2.1 Order of the Securities and Exchange Commission dated October 16, 1945 in File No. 70-1154 permitting the issue of Preferred Stock, $3.70 Series (File No. 2-27474, Exhibit 3-E). C2.2 Order of the Securities and Exchange Commission dated April 30, 1946 in File No. 70-1259 permitting the issue of Preferred Stock, $3.50 Series (File No. 2-27474, Exhibit 3-F). C2.3 Order of the Securities and Exchange Commission dated October 20, 1949 in File No. 70-2227 permitting the issue of Preferred Stock, $4.00 Series (File No. 2-27474, Exhibit 3-G). C2.4 Indenture of Mortgage and Deed of Trust of AmerenUE dated June 15, 1937 (Mortgage), as amended May 1, 1941, and Second Supplemental Indenture dated May 1, 1941 (File No. 2-4940, Exhibit B-1). C2.5 Supplemental Indentures to Mortgage Dated as of File Reference Exhibit No. ----------- -------------- ----------- April 1, 1971 Form 8-K, April 1971 6 February 1, 1974 Form 8-K, February 1974 3 July 7, 1980 2-69821 4.6 December 1, 1991 33-45008 4.4 December 4, 1991 33-45008 4.5 January 1, 1992 Form 10-K, 1991 4.6 October 1, 1992 Form 10-K, 1992 4.6 December 1, 1992 Form 10-K, 1992 4.7 February 1, 1993 Form 10-K, 1992 4.8 May 1, 1993 Form 10-K, 1993 4.6 August 1, 1993 Form 10-K, 1993 4.7 October 1, 1993 Form 10-K, 1993 4.8 January 1, 1994 Form 10-K, 1993 4.9 February 1, 2000 Form 10-K, 2000 4.1 August 15, 2002 Form 8-K, August 22, 2002 4.3 C2.6 Indenture (for unsecured subordinated debt securities) of AmerenUE dated as of December 1, 1996 (1996 AmerenUE Form 10-K, Exhibit 4.36). C2.7 Loan Agreement dated as of December 1, 1991 between the State Environmental Improvement and Energy Resources Authority and AmerenUE, together with Indenture of Trust dated as of December 1, 1991 between the Authority and UMB Bank, N.A., as successor trustee (1992 AmerenUE Form 10-K, Exhibit 4.37). C2.8 Loan Agreement dated as of December 1, 1992, between the State Environmental Improvement and Energy Resources Authority and AmerenUE, together with Indenture of Trust dated 28 C. INSTRUMENTS DEFINING THE RIGHTS OF SECURITY HOLDERS, INCLUDING INDENTURES UNION ELECTRIC COMPANY (Continued) as of December 1, 1992 between the Authority and UMB Bank, N.A., as successor trustee (1992 AmerenUE Form 10-K, Exhibit 4.38). C2.9 Fuel Lease dated as of February 24, 1981 between AmerenUE, as lessee, and Gateway Fuel Company, as lessor, covering nuclear fuel (1980 AmerenUE Form 10-K, Exhibit 10.20). C2.10 Amendments to Fuel Lease dated as of May 8, 1984 and October 15, 1984, respectively, between AmerenUE, as lessee, and Gateway Fuel Company, as lessor, covering nuclear fuel (Registration No. 2-96198, Exhibit 4.28). C2.11 Amendment to Fuel Lease dated as of October 15, 1986 between AmerenUE, as lessee, and Gateway Fuel Company, as lessor, covering nuclear fuel (September 30, 1986 AmerenUE Form 10-Q, Exhibit 4.3). C2.12 Series 1998A Loan Agreement dated as of September 1, 1998 between The State Environmental Improvement and Energy Resources Authority of the State of Missouri and AmerenUE (September 30, 1998 AmerenUE Form 10-Q, Exhibit 4.28). C2.13 Trust Indenture - Environmental Bonds, Series 1998A (1998 U5S, Exhibit C1.2). C2.14 Series 1998B Loan Agreement dated as of September 1, 1998 between The State Environmental Improvement and Energy Resources Authority of the State of Missouri and AmerenUE (September 30, 1998 AmerenUE Form 10-Q, Exhibit 4.29). C2.15 Trust Indenture - Environmental Bonds, Series 1998B (1998 U5S, Exhibit C1.3). C2.16 Series 1998C Loan Agreement dated as of September 1, 1998 between The State Environmental Improvement and Energy Resources Authority of the State of Missouri and AmerenUE (September 30, 1998 AmerenUE Form 10-Q, Exhibit 4.30). C2.17 Trust Indenture - Environmental Bonds, Series 1998C (1998 U5S, Exhibit C1.5). C2.18 Trust Indenture - Environmental Improvement Revenue Refunding Bonds, Series 2000A, 2000B and 2000C (1999 U5S, Exhibit C1.1). C2.19 Loan Agreement - Environmental Improvement Revenue Refunding Bonds, Series 2000A, 2000B and 2000C (1999 U5S, Exhibit C1.2). C2.20 Indenture dated as of August 15, 2002, from AmerenUE to The Bank of New York, as Trustee, relating to senior secured debt securities (including the forms of senior secured debt securities as exhibits) (AmerenUE Form 8-K dated August 22, 2002, Exhibit 4.1). C2.21 AmerenUE company order dated August 22, 2002 establishing the 5.25% Senior Secured Notes due 2012 (AmerenUE Form 8-K dated August 22, 2002, Exhibit 4.2). CENTRAL ILLINOIS PUBLIC SERVICE COMPANY (AMERENCIPS) C3.1 Indenture of Mortgage or Deed of Trust dated October 1, 1941, from AmerenCIPS to Continental Illinois National Bank and Trust Company of Chicago and Edmond B. Stofft, as Trustees (U.S. Bank Trust National Association and Patrick J. Crowley are successor Trustees) (Exhibit 2.01 in File No. 2-60232). Supplemental Indentures dated, respectively September 1, 1947, January 1, 1949, February 1, 1952, September 1, 1952, June 1, 1954, February 1, 1958, January 1, 1959, May 1, 1963, May 1, 1964, June 1, 1965, May 1, 1967, April 1, 1970, April 1, 1971, September 1, 1971, May 1, 1972, December 1, 1973, March 1, 1974, April 1, 1975, 29 C. INSTRUMENTS DEFINING THE RIGHTS OF SECURITY HOLDERS, INCLUDING INDENTURES CENTRAL ILLINOIS PUBLIC SERVICE COMPANY (Continued) October 1, 1976, November 1, 1976, October 1, 1978, August 1, 1979, February 1, 1980, February 1, 1986, May 15, 1992, July 1, 1992, September 15, 1992, April 1, 1993, June 1, 1995, March 15, 1997, June 1, 1997, December 1, 1998 and June 1, 2001 between AmerenCIPS and the Trustees under the Indenture of Mortgage or Deed of Trust referred to above (Amended Exhibit 7(b) in File No. 2-7341; Second Amended Exhibit 7.03 in File No. 2-7795; Second Amended Exhibit 4.07 in File No. 2-9353; Amended Exhibit 4.05 in file No. 2-9802; Amended Exhibit 4.02 in File No. 2-10944; Amended Exhibit 2.02 in File No. 2-13866; Amended Exhibit 2.02 in File No. 2-14656; Amended Exhibit 2.02 in File No.2-21345; Amended Exhibit 2.02 in File No. 2-22326; Amended Exhibit 2.02 in File No. 2-23569; Amended Exhibit 2.02 in File No. 2-26284; Amended Exhibit 2.02 in File No. 2-36388; Amended Exhibit 2.02 in File No. 2-39587; Amended Exhibit 2.02 in File No. 2-41468; Amended Exhibit 2.02 in File No. 2-43912; Exhibit 2.03 in File No. 2-60232; Amended Exhibit 2.02 in File No. 2-50146; Amended Exhibit 2.02 in File No. 2-52886; Second Amended Exhibit 2.04 in File No. 2-57141; Amended Exhibit 2.04 in File No. 2-57557; Amended Exhibit 2.06 in File No. 2-62564; Exhibit 2.02(a) in File No. 2-65914; Amended Exhibit 2.02(a) in File No. 2-66380; and Amended Exhibit 4.02 in File No. 33-3188; Exhibit 4.02 to Form 8-K dated May 15, 1992; Exhibit 4.02 to Form 8-K dated July 1, 1992; Exhibit 4.02 to Form 8-K dated September 15, 1992; Exhibit 4.02 to Form 8-K dated March 30, 1993; Exhibit 4.03 to Form 8-K dated June 5, 1995; Exhibit 4.03 to Form 8-K dated March 15, 1997; Exhibit 4.03 to Form 8-K dated June 1, 1997; Exhibit 4.2, in File No. 333-59438; and Exhibit 4.1 to June 30, 2001 Form 10-Q.) C3.2 Indenture dated as of December 1, 1998 from AmerenCIPS to The Bank of New York relating to Senior Notes, 5.375% due 2008 and 6.125% due 2028 (Exhibit 4.4, in File No. 333-59438). C3.3 Trust Indenture - Pollution Control Revenue Refunding Bonds, Series 2000A (1999 U5S, Exhibit C2.1). C3.4 Loan Agreement - Pollution Control Revenue Refunding Bonds, Series 2000A (1999 U5S, Exhibit C2.2). AMEREN ENERGY GENERATING COMPANY (GENERATING COMPANY) C4.1 Indenture, dated as of November 1, 2000, between Generating Company and The Bank of New York, as Trustee, relating to senior notes (the "Generating Indenture") (Exhibit 4.1 to Generating Company's Registration Statement on Form S-4 (Commission File No. 333-56594)). C4.2 First Supplemental Indenture to the Generating Indenture, dated as of November 1, 2000 (Exhibit 4.2 to Generating Company Registration Statement on Form S-4 (Commission File No. 333-56594)). C4.3 Form of Second Supplemental Indenture to the Generating Indenture, dated as of June 12, 2001 (Exhibit 4.3 to Generating Company's Registration Statement on Form S-4 (Commission File No. 333-56594)). C4.5 Third Supplemental Indenture to the Generating Indenture, dated as of June 1, 2002 (including as exhibit the form of Note (Exhibit 4.1 to Generating Company's quarterly report on Form 10-Q for the quarter ended June 30, 2002). 30 D. AGREEMENT ALLOCATING CONSOLIDATED INCOME TAX LIABILITY BY AMEREN CORPORATION AND SUBSIDIARIES *F. SCHEDULES SUPPORTING ITEMS OF THE REPORT F-1 The opinion of the independent accountants as to the consolidated financial statements and the footnotes are included in Exhibit A.1, which is incorporated by reference. F-2 Supporting plant, depreciation and reserve schedules for Union Electric Company from FERC Form No. 1 - Annual Report of Major Electric Utilities, Licensees, and Others, FERC Form No. 2 - Annual Report of Natural Gas Companies, and Form 21 ILCC - Annual Report of Electric Utilities Licensees and/or Natural Gas Utilities as follows: (filed confidentially on Form SE, Appendix B) Summary of Utility Plant and Accumulated Provisions for Depreciation, Amortization and Depletion (Electric & Gas) Nuclear Fuel Materials Electric Plant in Service Gas Plant in Service Electric Plant Held for Future Use Construction Work in Progress - Electric Construction Work in Progress - Gas Accumulated Provision for Depreciation of Electric Utility Plant Accumulated Provision for Depreciation of Gas Utility Plant Gas Stored Non-utility Property Accumulated Provision for Depreciation and Amortization of Non-utility Property Depreciation and Amortization of Electric Plant Depreciation, Depletion and Amortization of Gas Plant F-3 Supporting plant, depreciation and reserve schedules for Central Illinois Public Service Company from FERC Form No. 1 - Annual Report of Major Electric Utilities, Licensees, and Others and Form 21 ILCC - Annual Report of Electric Utilities Licensees and/or Natural Gas Utilities as follows: (filed confidentially on Form SE, Appendix B) Summary of Utility Plant and Accumulated Provisions for Depreciation, Amortization and Depletion (Electric & Gas) Electric Plant in Service Gas Plant in Service 31 Manufactured Gas Production Plant - Supplemental Schedule Electric Plant Held for Future Use Gas Plant Held for Future Use Construction Work in Progress - Electric Construction Work in Progress - Gas Accumulated Provision for Depreciation of Electric Utility Plant Accumulated Provision for Depreciation of Gas Utility Plant Gas Stored Non-utility Property Accumulated Provision for Depreciation and Amortization of Non-utility Property Depreciation and Amortization of Electric Plant Depreciation, Depletion and Amortization of Gas Plant F-4 Supporting plant, depreciation and reserve schedules for Ameren Energy Generating Company from FERC Form No. 1 - Annual Report of Major Electric Utilities, Licensees, and Others as follows: (filed confidentially on Form SE, Appendix B) Summary of Utility Plant and Accumulated Provisions for Depreciation, Amortization and Depletion (Electric & Gas) Nuclear Fuel Materials Electric Plant in Service Electric Plant Held for Future Use Construction Work in Progress - Electric Construction Overheads - Electric Accumulated Provision for Depreciation of Electric Utility Plant Non-utility Property Depreciation and Amortization of Electric Plant G. ORGANIZATIONAL CHART SHOWING THE RELATIONSHIP OF EACH EWG IN WHICH THE SYSTEM HOLDS AN INTEREST TO OTHER SYSTEM COMPANIES (filed herewith on Form SE). 32 H. FINANCIAL STATEMENTS FOR EACH EWG OF THE REGISTERED HOLDING COMPANY H.1 Audited Financial Statements for AmerenEnergy Generating Company (File No. 333-56594, Form 10-K, filed under the Securities and Exchange Act of 1933) *H.2 Audited Consolidated Financial Statements for Electric Energy, Inc. and Subsidiaries (filed confidentially on Form SE) *H.3 Unaudited Consolidated Financial Statements for AmerenEnergy Development Company (filed confidentially on Form SE, Appendix B) *H.4 Unaudited Financial Statements for Midwest Electric Power, Inc. (filed confidentially on Form SE) SIGNATURE Ameren Corporation, a registered holding company, has duly caused this annual report for the year ended December 31, 2002 to be signed on its behalf by the undersigned thereunto duly authorized, pursuant to the requirements of the Public Utility Holding Company Act of 1935. AMEREN CORPORATION By: /s/ Martin J. Lyons, Jr. ----------------------------- Martin J. Lyons, Jr. Vice President and Controller April 30, 2003 33 Limited Liability Company organized and managers elected on February 15, 2002.