# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000352541-23-000059
Filing Date
2023-05-05
Accepted
2023-05-05 11:38:57
Documents
97
Period of Report
2023-03-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | lnt-20230331.htm iXBRL | 10-Q | 2516649
7 | AMENDMENT TO AMENDED AND RESTATED CREDIT FACILITY | lnt331202310-qex41.htm | EX-4.1 | 1021730
8 | CERTIFICATION OF THE CEO FOR ALLIANT ENERGY | lnt331202310-qex311.htm | EX-31.1 | 9441
9 | CERTIFICATION OF THE CFO FOR ALLIANT ENERGY | lnt331202310-qex312.htm | EX-31.2 | 9466
10 | CERTIFICATION OF THE CEO FOR IPL | lnt331202310-qex313.htm | EX-31.3 | 9437
11 | CERTIFICATION OF THE CFO FOR IPL | lnt331202310-qex314.htm | EX-31.4 | 9472
12 | CERTIFICATION OF THE CEO FOR WPL | lnt331202310-qex315.htm | EX-31.5 | 9488
13 | CERTIFICATION OF THE CFO FOR WPL | lnt331202310-qex316.htm | EX-31.6 | 9470
14 | WRITTEN STATEMENT OF CEO AND CFO PURSUANT TO 18 U.S.C.1350 FOR ALLIANT ENERGY | lnt331202310-qex321.htm | EX-32.1 | 4400
15 | WRITTEN STATEMENT OF CEO AND CFO PURSUANT TO 18 U.S.C.1350 FOR IPL | lnt331202310-qex322.htm | EX-32.2 | 4387
16 | WRITTEN STATEMENT OF CEO AND CFO PURSUANT TO 18 U.S.C.1350 FOR WPL | lnt331202310-qex323.htm | EX-32.3 | 4514
17 | GRAPHIC | lnt-20230331_g1.jpg | GRAPHIC | 319349
18 | GRAPHIC | lnt-20230331_g2.jpg | GRAPHIC | 15336
19 | GRAPHIC | lnt-20230331_g3.jpg | GRAPHIC | 11634
20 | GRAPHIC | lnt-20230331_g4.jpg | GRAPHIC | 13208
| Complete submission text file | 0000352541-23-000059.txt |  | 18809726

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
2 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | lnt-20230331.xsd | EX-101.SCH | 57403
3 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | lnt-20230331_cal.xml | EX-101.CAL | 62407
4 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | lnt-20230331_def.xml | EX-101.DEF | 623023
5 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | lnt-20230331_lab.xml | EX-101.LAB | 664562
6 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | lnt-20230331_pre.xml | EX-101.PRE | 641907
91 | EXTRACTED XBRL INSTANCE DOCUMENT | lnt-20230331_htm.xml | XML | 5164040

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)

EIN.: 420331370 | State of Incorp.: IA | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-04117 | Film No.: 23892129
SIC: 4931 Electric & Other Services Combined

Mailing Address 4902 N BILTMORE LANE SUITE 1000 MADISON WI 53718-2148
Business Address 4902 NORTH BILTMORE LANE SUITE 1000 MADISON WI 53718-2148 608-458-3311
WISCONSIN POWER & LIGHT CO (Filer) CIK: 0000107832 (see all company filings)

EIN.: 390714890 | State of Incorp.: WI | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 000-00337 | Film No.: 23892128
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)

EIN.: 391380265 | State of Incorp.: WI | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-09894 | Film No.: 23892127
SIC: 4931 Electric & Other Services Combined