EX-23 3 ex23-2.txt EX. 23.2 - CONSENT OF PUBLIC ACCOUNTING FIRM EXHIBIT 23.2 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM -------------------------------------------------------- We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 of our report dated February 22, 2005 relating to the financial statements, financial statement schedule, management's assessment of the effectiveness of internal control over financial reporting and the effectiveness of internal control over financial reporting, of Ameren Corporation, which appears in Ameren Corporation's Annual Report on Form 10-K for the year ended December 31, 2004. We also consent to the incorporation by reference in this Registration Statement of our report dated June 13, 2005 relating to the financial statements, which appears in the Annual Report of Ameren Corporation Employee Long-Term Savings Plan - IBEW No. 702 on Form 11-K for the year ended December 31, 2004. /s/ PricewaterhouseCoopers LLP PricewaterhouseCoopers LLP St. Louis, Missouri August 10, 2005