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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0000352541-21-000058
Filing Date
2021-05-25
Accepted
2021-05-24 17:58:06
Documents
13
Period of Report
2021-05-20
Items
Item 5.07: Submission of Matters to a Vote of Security Holders

Document Format Files

Seq Description Document Type Size
1 8-K lnt-20210520.htm   iXBRL 8-K 51653
  Complete submission text file 0000352541-21-000058.txt   253865

Data Files

Seq Description Document Type Size
2 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT lnt-20210520.xsd EX-101.SCH 2822
3 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT lnt-20210520_def.xml EX-101.DEF 19247
4 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT lnt-20210520_lab.xml EX-101.LAB 34888
5 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT lnt-20210520_pre.xml EX-101.PRE 18678
6 EXTRACTED XBRL INSTANCE DOCUMENT lnt-20210520_htm.xml XML 17278
Mailing Address 200 FIRST ST SE ALLIANT ENERGY TOWER CEDAR RAPIDS IA 52401
Business Address 200 FIRST ST SE ALLIANT ENERGY TOWER CEDAR RAPIDS IA 52401 3193984411
INTERSTATE POWER & LIGHT CO (Filer) CIK: 0000052485 (see all company filings)

IRS No.: 420331370 | State of Incorp.: IA | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-04117 | Film No.: 21956568
SIC: 4931 Electric & Other Services Combined

Mailing Address 4902 NORTH BILTMORE LANE SUITE 1000 MADISON WI 53718-2148
Business Address 4902 NORTH BILTMORE LANE SUITE 1000 MADISON WI 53718-2148 608-458-3311
ALLIANT ENERGY CORP (Filer) CIK: 0000352541 (see all company filings)

IRS No.: 391380265 | State of Incorp.: WI | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-09894 | Film No.: 21956567
SIC: 4931 Electric & Other Services Combined