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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0000352541-21-000099
Filing Date
2021-11-19
Accepted
2021-11-18 18:03:25
Documents
21
Period of Report
2021-11-16
Items
Item 8.01: Other Events
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K lnt-20211116.htm   iXBRL 8-K 46883
2 EX-1.1 lnt111620218-kex11.htm EX-1.1 313842
3 EX-4.1 lnt111620218-kex41.htm EX-4.1 49352
4 EX-5.1 lnt111620218-kex51.htm EX-5.1 12196
5 EX-5.2 lnt111620218-kex52.htm EX-5.2 17304
6 EX-99.1 lnt111620218-kex991.htm EX-99.1 9684
11 GRAPHIC alliantenergylogoa.jpg GRAPHIC 334542
12 GRAPHIC image_0.jpg GRAPHIC 36609
13 GRAPHIC image_1a.jpg GRAPHIC 25529
  Complete submission text file 0000352541-21-000099.txt   1227803

Data Files

Seq Description Document Type Size
7 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT lnt-20211116.xsd EX-101.SCH 2680
8 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT lnt-20211116_def.xml EX-101.DEF 14817
9 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT lnt-20211116_lab.xml EX-101.LAB 28924
10 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT lnt-20211116_pre.xml EX-101.PRE 15406
14 EXTRACTED XBRL INSTANCE DOCUMENT lnt-20211116_htm.xml XML 17299
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.: 211425814
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.: 211425813
SIC: 4931 Electric & Other Services Combined