<SEC-DOCUMENT>0000352541-23-000088-index.html : 20230804
<SEC-HEADER>0000352541-23-000088.hdr.sgml : 20230804
<ACCEPTANCE-DATETIME>20230803180118
ACCESSION NUMBER:		0000352541-23-000088
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		15
CONFORMED PERIOD OF REPORT:	20230803
ITEM INFORMATION:		Results of Operations and Financial Condition
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20230804
DATE AS OF CHANGE:		20230803

FILER:

	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

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09894
		FILM NUMBER:		231141499

	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

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INTERSTATE POWER & LIGHT CO
		CENTRAL INDEX KEY:			0000052485
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC & OTHER SERVICES COMBINED [4931]
		IRS NUMBER:				420331370
		STATE OF INCORPORATION:			IA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-04117
		FILM NUMBER:		231141501

	BUSINESS ADDRESS:	
		STREET 1:		200 FIRST ST SE
		STREET 2:		ALLIANT ENERGY TOWER
		CITY:			CEDAR RAPIDS
		STATE:			IA
		ZIP:			52401
		BUSINESS PHONE:		3193984411

	MAIL ADDRESS:	
		STREET 1:		200 FIRST ST SE
		STREET 2:		ALLIANT ENERGY TOWER
		CITY:			CEDAR RAPIDS
		STATE:			IA
		ZIP:			52401

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	IES UTILITIES INC
		DATE OF NAME CHANGE:	20020103

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	IES UTILITIES INC
		DATE OF NAME CHANGE:	19940107

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	IOWA ELECTRIC LIGHT & POWER CO
		DATE OF NAME CHANGE:	19920703

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WISCONSIN POWER & LIGHT CO
		CENTRAL INDEX KEY:			0000107832
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC & OTHER SERVICES COMBINED [4931]
		IRS NUMBER:				390714890
		STATE OF INCORPORATION:			WI
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-00337
		FILM NUMBER:		231141500

	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 N BILTMORE LANE
		STREET 2:		SUITE 1000
		CITY:			MADISON
		STATE:			WI
		ZIP:			53718-2148
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>lnt-20230803.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: lnt-20230803.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>lnt080320238-kex991.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 2 - file: lnt080320238-kex991.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>3
<FILENAME>lnt-20230803.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
<TEXT>
Document 3 - file: lnt-20230803.xsd

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.DEF
<SEQUENCE>4
<FILENAME>lnt-20230803_def.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT
<TEXT>
Document 4 - file: lnt-20230803_def.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>5
<FILENAME>lnt-20230803_lab.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
<TEXT>
Document 5 - file: lnt-20230803_lab.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>6
<FILENAME>lnt-20230803_pre.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
<TEXT>
Document 6 - file: lnt-20230803_pre.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>alliantenergylogoa.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: alliantenergylogoa.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>8
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 8 - file: R1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>9
<FILENAME>lnt-20230803_htm.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 9 - file: lnt-20230803_htm.html

Document 9 - RAW XML: lnt-20230803_htm.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EXCEL
<SEQUENCE>10
<FILENAME>Financial_Report.xlsx
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 10 - file: Financial_Report.xlsx

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>11
<FILENAME>Show.js
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 11 - file: Show.js

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>12
<FILENAME>report.css
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 12 - file: report.css

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>13
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 13 - file: FilingSummary.html

Document 13 - RAW XML: FilingSummary.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>15
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 15 - file: MetaLinks.json

</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>16
<FILENAME>0000352541-23-000088-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 16 - file: 0000352541-23-000088-xbrl.zip

</DOCUMENT>
</SEC-DOCUMENT>