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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001193125-11-049662
Filing Date
2011-02-28
Accepted
2011-02-28 15:15:04
Documents
35
Period of Report
2010-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K d10k.htm 10-K 6054579
2 FORM OF PERFORMANCE SHARE AGREEMENT dex105a.htm EX-10.5.(A) 57110
3 FORM OF PERFORMANCE CONTINGENT RESTRICTED STOCK AGREEMENT dex105b.htm EX-10.5(B) 49836
4 ALLIANT ENERGY DIRECTOR LONG TERM INCENTIVE PLAN (DLIP) dex106.htm EX-10.6 30072
5 FORM OF RESTRICTED CASH AGREEMENT PURSUANT TO THE ALLIANT ENERGY DLIP dex106a.htm EX-10.6(A) 43189
6 FORM OF PERFORMANCE RESTRICTED AWARD AGREE. PURSUANT TO THE ALLIANT ENERGY DLIP dex106b.htm EX-10.6(B) 48544
7 SUMMARY OF COMPENSATION AND BENEFITS FOR NON-EMPLOYEE DIRECTORS dex1018.htm EX-10.18 6433
8 RATIO OF EARNINGS TO FIXED CHARGES FOR ALLIANT ENERGY dex121.htm EX-12.1 37335
9 RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS dex122.htm EX-12.2 40237
10 RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS dex123.htm EX-12.3 41957
11 SUBSIDIARIES OF ALLIANT ENERGY dex211.htm EX-21.1 2368
12 SUBSIDIARIES OF WPL dex212.htm EX-21.2 2394
13 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM FOR ALLIANT ENERGY dex231.htm EX-23.1 2128
14 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM FOR IPL dex232.htm EX-23.2 1879
15 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM FOR WPL dex233.htm EX-23.3 1879
16 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM dex234.htm EX-23.4 1835
17 CERTIFICATION OF THE CHAIRMAN AND CEO FOR ALLIANT ENERGY dex311.htm EX-31.1 9595
18 CERTIFICATION OF THE VICE PRESIDENT-CFO AND TREASURER FOR ALLIANT ENERGY dex312.htm EX-31.2 9656
19 CERTIFICATION OF THE CHAIRMAN AND CEO FOR IPL dex313.htm EX-31.3 9589
20 CERTIFICATION OF THE VICE PRESIDENT-CFO AND TREASURER FOR IPL dex314.htm EX-31.4 9650
21 CERTIFICATION OF THE CHAIRMAN AND CEO FOR WPL dex315.htm EX-31.5 9587
22 CERTIFICATION OF THE VICE PRESIDENT-CFO AND TREASURER FOR WPL dex316.htm EX-31.6 9568
23 WRITTEN STATEMENT OF THE CEO AND CFO PURSUANT TO 18 U.S.C. dex321.htm EX-32.1 3061
24 WRITTEN STATEMENT OF THE CEO AND CFO PURSUANT TO 18 U.S.C. dex322.htm EX-32.2 2845
25 WRITTEN STATEMENT OF THE CEO AND CFO PURSUANT TO 18 U.S.C. dex323.htm EX-32.3 2844
26 FINANCIAL STATEMENTS OF AMERICAN TRANSMISSION COMPANY LLC dex991.htm EX-99.1 427311
33 PDF OF 10-K d10k1.pdf 10-K 1301036
34 GRAPHIC g135636tx_pg003.jpg GRAPHIC 5930
35 GRAPHIC g135636tx_pg036.jpg GRAPHIC 19434
  Complete submission text file 0001193125-11-049662.txt   24106762

Data Files

Seq Description Document Type Size
27 XBRL INSTANCE DOCUMENT lnt-20101231.xml EX-101.INS 4413332
28 XBRL TAXONOMY EXTENSION SCHEMA lnt-20101231.xsd EX-101.SCH 29559
29 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE lnt-20101231_cal.xml EX-101.CAL 70863
30 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE lnt-20101231_def.xml EX-101.DEF 9001
31 XBRL TAXONOMY EXTENSION LABEL LINKBASE lnt-20101231_lab.xml EX-101.LAB 246749
32 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE lnt-20101231_pre.xml EX-101.PRE 152134
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.: 11645488
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.: 11645487
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.: 11645489
SIC: 4931 Electric & Other Services Combined
Assistant Director 2