# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000352541-23-000017
Filing Date
2023-02-24
Accepted
2023-02-24 16:03:25
Documents
164
Period of Report
2022-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | lnt-20221231.htm iXBRL | 10-K | 7319244
2 | INCREMENTAL TERM LOAN AMENDMENT | lnt1231202210-kex101a.htm | EX-10.1A | 47777
3 | AMENDMENT TO THE DCP AS AMENDED AND RESTATED | lnt1231202210-kex104b.htm | EX-10.4B | 8841
4 | FORM OF SIGN-ON BONUS REIMBURSEMENT AGREEMENT | lnt1231202210-kex1014.htm | EX-10.14 | 24101
5 | FORM OF RELOCATION REIMBURSEMENT AGREEMENT | lnt1231202210-kex1015.htm | EX-10.15 | 15547
6 | SUMMARY OF COMPENSATION AND BENEFITS FOR NON-EMPLOYEE DIRECTORS | lnt1231202210-kex1016.htm | EX-10.16 | 7507
7 | SUBSIDIARIES OF ALLIANT ENERGY | lnt1231202210-kex211.htm | EX-21.1 | 4031
8 | CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM FOR ALLIANT ENERGY | lnt1231202210-kex231.htm | EX-23.1 | 2420
9 | CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM FOR IPL | lnt1231202210-kex232.htm | EX-23.2 | 2176
10 | CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM FOR WPL | lnt1231202210-kex233.htm | EX-23.3 | 2175
11 | CERTIFICATION OF THE CEO FOR ALLIANT ENERGY | lnt1231202210-kex311.htm | EX-31.1 | 9484
12 | CERTIFICATION OF THE CFO FOR ALLIANT ENERGY | lnt1231202210-kex312.htm | EX-31.2 | 9498
13 | CERTIFICATION OF THE CEO FOR IPL | lnt1231202210-kex313.htm | EX-31.3 | 9480
14 | CERTIFICATION OF THE CFO FOR IPL | lnt1231202210-kex314.htm | EX-31.4 | 9503
15 | CERTIFICATION OF THE CEO FOR WPL | lnt1231202210-kex315.htm | EX-31.5 | 9476
16 | CERTIFICATION OF THE CFO FOR WPL | lnt1231202210-kex316.htm | EX-31.6 | 9501
17 | WRITTEN STATEMENT OF CEO AND CFO PURSUANT TO 18 U.S.C.1350 FOR ALLIANT ENERGY | lnt1231202210-kex321.htm | EX-32.1 | 4447
18 | WRITTEN STATEMENT OF CEO AND CFO PURSUANT TO 18 U.S.C.1350 FOR IPL | lnt1231202210-kex322.htm | EX-32.2 | 4433
19 | WRITTEN STATEMENT OF CEO AND CFO PURSUANT TO 18 U.S.C.1350 FOR WPL | lnt1231202210-kex323.htm | EX-32.3 | 4432
25 | GRAPHIC | image_0.jpg | GRAPHIC | 40067
26 | GRAPHIC | image_01.jpg | GRAPHIC | 10866
27 | GRAPHIC | lnt-20221231_g1.jpg | GRAPHIC | 334542
28 | GRAPHIC | lnt-20221231_g2.jpg | GRAPHIC | 14039
29 | GRAPHIC | lnt-20221231_g3.jpg | GRAPHIC | 13589
30 | GRAPHIC | lnt-20221231_g4.jpg | GRAPHIC | 12419
31 | GRAPHIC | lnt-20221231_g5.jpg | GRAPHIC | 12215
32 | GRAPHIC | lnt-20221231_g6.jpg | GRAPHIC | 14584
33 | GRAPHIC | lnt-20221231_g7.jpg | GRAPHIC | 10715
34 | GRAPHIC | lnt-20221231_g8.jpg | GRAPHIC | 12706
| Complete submission text file | 0000352541-23-000017.txt |  | 45799024

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
20 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | lnt-20221231.xsd | EX-101.SCH | 115650
21 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | lnt-20221231_cal.xml | EX-101.CAL | 106256
22 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | lnt-20221231_def.xml | EX-101.DEF | 1156841
23 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | lnt-20221231_lab.xml | EX-101.LAB | 1237476
24 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | lnt-20221231_pre.xml | EX-101.PRE | 1216954
158 | EXTRACTED XBRL INSTANCE DOCUMENT | lnt-20221231_htm.xml | XML | 15466217

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-K | Act: 34 | File No.: 001-04117 | Film No.: 23666948
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-K | Act: 34 | File No.: 000-00337 | Film No.: 23666947
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-K | Act: 34 | File No.: 001-09894 | Film No.: 23666946
SIC: 4931 Electric & Other Services Combined