<SEC-DOCUMENT>0000352541-23-000085-index.html : 20230719
<SEC-HEADER>0000352541-23-000085.hdr.sgml : 20230719
<ACCEPTANCE-DATETIME>20230719142417
ACCESSION NUMBER:		0000352541-23-000085
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20230714
FILED AS OF DATE:		20230719
DATE AS OF CHANGE:		20230719

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Cortina Ignacio A
		CENTRAL INDEX KEY:			0001654634

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09894
		FILM NUMBER:		231096383

	MAIL ADDRESS:	
		STREET 1:		1917 FOUR WHEEL DRIVE
		CITY:			OSHKOSH
		STATE:			WI
		ZIP:			54902

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALLIANT ENERGY CORP
		CENTRAL INDEX KEY:			0000352541
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC & OTHER SERVICES COMBINED [4931]
		IRS NUMBER:				391380265
		STATE OF INCORPORATION:			WI
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		4902 NORTH BILTMORE LANE
		STREET 2:		SUITE 1000
		CITY:			MADISON
		STATE:			WI
		ZIP:			53718-2148
		BUSINESS PHONE:		608-458-3311

	MAIL ADDRESS:	
		STREET 1:		4902 NORTH BILTMORE LANE
		STREET 2:		SUITE 1000
		CITY:			MADISON
		STATE:			WI
		ZIP:			53718-2148

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INTERSTATE ENERGY CORP
		DATE OF NAME CHANGE:	19980427

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WPL HOLDINGS INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>wk-form3_1689791048.xml
<DESCRIPTION>FORM 3
<TEXT>
Document 1 - file: wk-form3_1689791048.html

Document 1 - RAW XML: wk-form3_1689791048.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>poa.htm
<DESCRIPTION>EX-24
<TEXT>
Document 2 - file: poa.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>poa001.jpg
<TEXT>
Document 3 - file: poa001.jpg

</DOCUMENT>
</SEC-DOCUMENT>