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ACCESSION NUMBER:		0001104659-23-037762
CONFORMED SUBMISSION TYPE:	DEF 14C
PUBLIC DOCUMENT COUNT:		26
FILED AS OF DATE:		20230328
DATE AS OF CHANGE:		20230328

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Ameren Illinois Co
		CENTRAL INDEX KEY:			0000018654
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC & OTHER SERVICES COMBINED [4931]
		IRS NUMBER:				370211380
		STATE OF INCORPORATION:			IL
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEF 14C
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-03672
		FILM NUMBER:		23770249

	BUSINESS ADDRESS:	
		STREET 1:		10 RICHARD MARK WAY
		CITY:			COLLINSVILLE
		STATE:			IL
		ZIP:			62234
		BUSINESS PHONE:		618-343-8150

	MAIL ADDRESS:	
		STREET 1:		10 RICHARD MARK WAY
		CITY:			COLLINSVILLE
		STATE:			IL
		ZIP:			62234

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CENTRAL ILLINOIS PUBLIC SERVICE CO
		DATE OF NAME CHANGE:	19920703
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