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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)

IRS No.: 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
Assistant Director 2

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)

IRS No.: 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
Assistant Director 2

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: 10-K | Act: 34 | File No.: 001-09894 | Film No.: 19625544
SIC: 4931 Electric & Other Services Combined
Assistant Director 2