Annual Meeting Vote Results

At Ameren’s annual meeting of shareholders held on April 24, 2007, the following matters were presented to the meeting for a vote and the results of such voting are as follows:

Item (1): Election of 12 directors (comprising Ameren’s full Board of Directors) to serve until the next annual meeting of shareholders in 2008.

Name	For	Withheld	Broker Non-Votes
Stephen F. Brauer	177,485,438	4,014,368
Susan S. Elliott	177,272,822	4,226,984	-
Gayle P. W. Jackson	177,500,222	3,999,584	-
James C. Johnson	177,439,140	4,060,666	-
Charles W. Mueller	177,009,109	4,490,697	-
Douglas R. Oberhelman	177,354,420	4,145,386	-
Gary L. Rainwater	176,991,219	4,508,587	-
Harvey Saligman	176,878,439	4,621,367	-
Patrick T. Stokes	177,347,025	4,152,781	-
Jack D. Woodard	177,250,277	4,249,529	-

Item (2): Company Proposal re: ratification of the appointment of independent registered public accountants for the fiscal year ending December 31, 2007.

For	Against	Abstain	Broker Non-Votes[a]
177,719,424	1,394,269	2,386,113	0

Item (3): Shareholder proposal requesting a report on Callaway Plant releases.

For	Against	Abstain	Broker Non-Votes[a]
13,314,278	121,764,076	13,942,985

(a) Broker shares included in the quorum but not voting on the item.