# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000352541-19-000013
Filing Date
2019-02-22
Accepted
2019-02-22 15:39:51
Documents
171
Period of Report
2018-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | lnt1231201810-k.htm | 10-K | 6727618
2 | AMENDMENT TO AMENDED AND RESTATED 2010 OMNIBUS INCENTIVE PLAN | lnt1231201810-kex106a.htm | EX-10.6A | 5582
3 | FORM OF PERFORMANCE SHARE AGREEMENT | lnt1231201810-kex106c.htm | EX-10.6C | 73285
4 | FORM OF RESTRICTED STOCK UNIT AGREEMENT | lnt1231201810-kex106e.htm | EX-10.6E | 51480
5 | FORM OF PERFORMANCE RESTRICTED STOCK UNIT AGREEMENT | lnt1231201810-kex106g.htm | EX-10.6G | 70084
6 | SUMMARY OF COMPENSATION AND BENEFITS FOR NON-EMPLOYEE DIRECTORS | lnt1231201810-kex1019.htm | EX-10.19 | 8653
7 | SUBSIDIARIES OF ALLIANT ENERGY | lnt1231201810-kex211.htm | EX-21.1 | 5043
8 | CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM FOR ALLIANT ENERGY | lnt1231201810-kex231.htm | EX-23.1 | 3812
9 | CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM FOR IPL | lnt1231201810-kex232.htm | EX-23.2 | 3589
10 | CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM FOR WPL | lnt1231201810-kex233.htm | EX-23.3 | 3336
11 | CERTIFICATION OF THE CHAIRMAN AND CEO FOR ALLIANT ENERGY | lnt1231201810-kex311.htm | EX-31.1 | 12441
12 | CERTIFICATION OF THE SENIOR VICE PRESIDENT AND CFO FOR ALLIANT ENERGY | lnt1231201810-kex312.htm | EX-31.2 | 12504
13 | CERTIFICATION OF THE CEO FOR IPL | lnt1231201810-kex313.htm | EX-31.3 | 12487
14 | CERTIFICATION OF THE SENIOR VICE PRESIDENT AND CFO FOR IPL | lnt1231201810-kex314.htm | EX-31.4 | 12569
15 | CERTIFICATION OF THE CEO FOR WPL | lnt1231201810-kex315.htm | EX-31.5 | 12386
16 | CERTIFICATION OF THE SENIOR VICE PRESIDENT AND CFO FOR WPL | lnt1231201810-kex316.htm | EX-31.6 | 12505
17 | WRITTEN STATEMENT OF CEO AND CFO PURSUANT TO 18 U.S.C.1350 FOR ALLIANT ENERGY | lnt1231201810-kex321.htm | EX-32.1 | 5466
18 | WRITTEN STATEMENT OF CEO AND CFO PURSUANT TO 18 U.S.C.1350 FOR IPL | lnt1231201810-kex322.htm | EX-32.2 | 5473
19 | WRITTEN STATEMENT OF CEO AND CFO PURSUANT TO 18 U.S.C.1350 FOR WPL | lnt1231201810-kex323.htm | EX-32.3 | 5472
26 | GRAPHIC | alliantenergylogo201810k.jpg | GRAPHIC | 334542
27 | GRAPHIC | chart-0d683339bf2d5430a0a.jpg | GRAPHIC | 8323
28 | GRAPHIC | chart-25bc1298d80e5b9f8ef.jpg | GRAPHIC | 12136
29 | GRAPHIC | chart-60b7c48a8d9c507cba4.jpg | GRAPHIC | 11433
30 | GRAPHIC | chart-b8b207aaa2575c9e93e.jpg | GRAPHIC | 8243
31 | GRAPHIC | chart-c492be52acd359119d4.jpg | GRAPHIC | 10387
32 | GRAPHIC | chart-d4c3e1de19f359dba74.jpg | GRAPHIC | 9519
33 | GRAPHIC | chart-d77cdf8b5cfb5764982.jpg | GRAPHIC | 9495
| Complete submission text file | 0000352541-19-000013.txt |  | 62928754

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
20 | XBRL INSTANCE DOCUMENT | lnt-20181231.xml | EX-101.INS | 25485360
21 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | lnt-20181231.xsd | EX-101.SCH | 136553
22 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | lnt-20181231_cal.xml | EX-101.CAL | 158493
23 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | lnt-20181231_def.xml | EX-101.DEF | 1166719
24 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | lnt-20181231_lab.xml | EX-101.LAB | 1422840
25 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | lnt-20181231_pre.xml | EX-101.PRE | 1248310

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.: 19625545
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.: 19625543
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.: 19625544
SIC: 4931 Electric & Other Services Combined