SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): January 31, 2003 THE AES CORPORATION (Exact name of registrant as specified in its charter) Delaware 333-15487 54-1163725 (State of Incorporation) (Commission File No.) (IRS Employer ID No.) 1001 North 19th Street, Suite 2000 Arlington, Virginia 22209 (Address of principal executive offices, including zip code) Registrant's telephone number, including area code: (703) 522-1315 NOT APPLICABLE (Former Name or Former Address, if changed since last report) Item 5. Other Events. On January 31, 2003, The AES Corporation, a Delaware corporation ("AES"), announced that it has completed the sale of CILCORP Inc., a subsidiary of AES, to Ameren Corporation, a Missouri corporation. A copy of AES' press release relating to the foregoing is attached hereto as Exhibit 99.1. SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. THE AES CORPORATION By: /s/ Brian A. Miller ------------------------------- Name: Brian A. Miller Title: Corporate Secretary Date: January 31, 2003 Exhibit Index 99.1 Press Release issued by The AES Corporation dated January 31, 2003.