<SEC-DOCUMENT>0001193125-22-181170-index.html : 20220624
<SEC-HEADER>0001193125-22-181170.hdr.sgml : 20220624
<ACCEPTANCE-DATETIME>20220624121401
ACCESSION NUMBER:		0001193125-22-181170
CONFORMED SUBMISSION TYPE:	11-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20211231
FILED AS OF DATE:		20220624
DATE AS OF CHANGE:		20220624

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AMEREN CORP
		CENTRAL INDEX KEY:			0001002910
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC & OTHER SERVICES COMBINED [4931]
		IRS NUMBER:				431723446
		STATE OF INCORPORATION:			MO
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		11-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14756
		FILM NUMBER:		221038849

	BUSINESS ADDRESS:	
		STREET 1:		1901 CHOUTEAU AVE
		STREET 2:		MC 1310
		CITY:			ST LOUIS
		STATE:			MO
		ZIP:			63166-6149
		BUSINESS PHONE:		314-621-3222

	MAIL ADDRESS:	
		STREET 1:		1901 CHOUTEAU AVE
		STREET 2:		MC 1310
		CITY:			ST LOUIS
		STATE:			MO
		ZIP:			63103
</SEC-HEADER>
<DOCUMENT>
<TYPE>11-K
<SEQUENCE>1
<FILENAME>d311062d11k.htm
<DESCRIPTION>11-K
<TEXT>
Document 1 - file: d311062d11k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>2
<FILENAME>d311062dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 2 - file: d311062dex231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g311062g0620211821913.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g311062g0620211821913.jpg

</DOCUMENT>
</SEC-DOCUMENT>