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Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000352541-13-000012
Filing Date
2013-05-03
Accepted
2013-05-03 13:39:44
Documents
19
Period of Report
2013-03-31

Document Format Files

Seq Description Document Type Size
1 10-Q lnt331201310-q.htm 10-Q 2654880
2 RATIO OF EARNINGS TO FIXED CHARGES FOR ALLIANT ENERGY lnt331201310-qex121.htm EX-12.1 81296
3 RATIO OF EARNINGS TO FIXED CHARGES FOR IPL lnt331201310-qex122.htm EX-12.2 83981
4 RATIO OF EARNINGS TO FIXED CHARGES FOR WPL lnt331201310-qex123.htm EX-12.3 86125
5 CERTIFICATION OF THE CHAIRMAN, PRESIDENT AND CEO FOR ALLIANT ENERGY lnt331201310-qex311.htm EX-31.1 12318
6 CERTIFICATION OF THE SENIOR VICE PRESIDENT AND CFO FOR ALLIANT ENERGY lnt331201310-qex312.htm EX-31.2 12312
7 CERTIFICATION OF THE CHAIRMAN AND CEO FOR IPL lnt331201310-qex313.htm EX-31.3 12290
8 CERTIFICATION OF THE SENIOR VICE PRESIDENT AND CFO FOR IPL lnt331201310-qex314.htm EX-31.4 12317
9 CERTIFICATION OF THE CHAIRMAN AND CEO FOR WPL lnt331201310-qex315.htm EX-31.5 12418
10 CERTIFICATION OF THE SENIOR VICE PRESIDENT AND CFO FOR WPL lnt331201310-qex316.htm EX-31.6 12316
11 WRITTEN STATEMENT OF CEO AND CFO PURSUANT TO 18 U.S.C.1350 FOR ALLIANT ENERGY lnt331201310-qex321.htm EX-32.1 5491
12 WRITTEN STATEMENT OF CEO AND CFO PURSUANT TO 18 U.S.C.1350 FOR IPL lnt331201310-qex322.htm EX-32.2 5461
13 WRITTEN STATEMENT OF CEO AND CFO PURSUANT TO 18 U.S.C.1350 FOR WPL lnt331201310-qex323.htm EX-32.3 5425
  Complete submission text file 0000352541-13-000012.txt   34778067

Data Files

Seq Description Document Type Size
14 XBRL INSTANCE DOCUMENT lnt-20130331.xml EX-101.INS 8885145
15 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT lnt-20130331.xsd EX-101.SCH 97857
16 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT lnt-20130331_cal.xml EX-101.CAL 114586
17 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT lnt-20130331_def.xml EX-101.DEF 668094
18 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT lnt-20130331_lab.xml EX-101.LAB 960794
19 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT lnt-20130331_pre.xml EX-101.PRE 730609
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-Q | Act: 34 | File No.: 001-04117 | Film No.: 13811718
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)

IRS No.: 390714890 | State of Incorp.: WI | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 000-00337 | Film No.: 13811717
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)

IRS No.: 391380265 | State of Incorp.: WI | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-09894 | Film No.: 13811716
SIC: 4931 Electric & Other Services Combined