# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000352541-16-000076
Filing Date
2016-02-24
Accepted
2016-02-24 15:40:11
Documents
183
Period of Report
2015-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | lnt1231201510-k.htm | 10-K | 9215389
2 | FORM OF PERFORMANCE SHARE AGREEMENT | lnt1231201510-kex104a.htm | EX-10.4A | 71940
3 | FORM OF RESTRICTED STOCK UNIT AGREEMENT | lnt1231201510-kex104b.htm | EX-10.4B | 53436
4 | FORM OF PERFORMANCE RESTRICTED STOCK UNIT AGREEMENT | lnt1231201510-kex104c.htm | EX-10.4C | 70870
5 | AMENDED AND RESTATED KEY EMPLOYEE DEFERRED COMPENSATION AGREEMENT | lnt1231201510-kex107.htm | EX-10.7 | 83865
6 | TERMS OF EXECUTIVE PERFORMANCE PAY PLAN | lnt1231201510-kex1018.htm | EX-10.18 | 31736
7 | SUMMARY OF COMPENSATION AND BENEFITS FOR NON-EMPLOYEE DIRECTORS | lnt1231201510-kex1019.htm | EX-10.19 | 8382
8 | RATIO OF EARNINGS TO FIXED CHARGES FOR ALLIANT ENERGY | lnt1231201510-kex121.htm | EX-12.1 | 51390
9 | RATIO OF EARNINGS TO FIXED CHARGES FOR IPL | lnt1231201510-kex122.htm | EX-12.2 | 55053
10 | RATIO OF EARNINGS TO FIXED CHARGES FOR WPL | lnt1231201510-kex123.htm | EX-12.3 | 41611
11 | LETTER RE CHANGE IN ACCOUNTING PRINCIPLES FOR IPL | lnt1231201510-kex181.htm | EX-18.1 | 4644
12 | LETTER RE CHANGE IN ACCOUNTING PRINCIPLES FOR WPL | lnt1231201510-kex182.htm | EX-18.2 | 4643
13 | SUBSIDIARIES OF ALLIANT ENERGY | lnt1231201510-kex211.htm | EX-21.1 | 5040
14 | SUBSIDIARIES OF WPL | lnt1231201510-kex212.htm | EX-21.2 | 5028
15 | CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM FOR ALLIANT ENERGY | lnt1231201510-kex231.htm | EX-23.1 | 3510
16 | CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM FOR IPL | lnt1231201510-kex232.htm | EX-23.2 | 3575
17 | CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM FOR WPL | lnt1231201510-kex233.htm | EX-23.3 | 3573
18 | CERTIFICATION OF THE CHAIRMAN, PRESIDENT AND CEO FOR ALLIANT ENERGY | lnt1231201510-kex311.htm | EX-31.1 | 12171
19 | CERTIFICATION OF THE SENIOR VICE PRESIDENT AND CFO FOR ALLIANT ENERGY | lnt1231201510-kex312.htm | EX-31.2 | 12265
20 | CERTIFICATION OF THE CHAIRMAN AND CEO FOR IPL | lnt1231201510-kex313.htm | EX-31.3 | 12243
21 | CERTIFICATION OF THE SENIOR VICE PRESIDENT AND CFO FOR IPL | lnt1231201510-kex314.htm | EX-31.4 | 12266
22 | CERTIFICATION OF THE CHAIRMAN AND CEO FOR WPL | lnt1231201510-kex315.htm | EX-31.5 | 12140
23 | CERTIFICATION OF THE SENIOR VICE PRESIDENT AND CFO FOR WPL | lnt1231201510-kex316.htm | EX-31.6 | 12202
24 | WRITTEN STATEMENT OF CEO AND CFO PURSUANT TO 18 U.S.C.1350 FOR ALLIANT ENERGY | lnt1231201510-kex321.htm | EX-32.1 | 5462
25 | WRITTEN STATEMENT OF CEO AND CFO PURSUANT TO 18 U.S.C.1350 FOR IPL | lnt1231201510-kex322.htm | EX-32.2 | 5483
26 | WRITTEN STATEMENT OF CEO AND CFO PURSUANT TO 18 U.S.C.1350 FOR WPL | lnt1231201510-kex323.htm | EX-32.3 | 5482
| Complete submission text file | 0000352541-16-000076.txt |  | 78519742

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
27 | XBRL INSTANCE DOCUMENT | lnt-20151231.xml | EX-101.INS | 32121934
28 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | lnt-20151231.xsd | EX-101.SCH | 165349
29 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | lnt-20151231_cal.xml | EX-101.CAL | 176058
30 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | lnt-20151231_def.xml | EX-101.DEF | 1273696
31 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | lnt-20151231_lab.xml | EX-101.LAB | 1604439
32 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | lnt-20151231_pre.xml | EX-101.PRE | 1370405

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.: 161451818
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.: 161451817
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.: 161451816
SIC: 4931 Electric & Other Services Combined