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Filing Detail
Form FWP - Filing under Securities Act Rules 163/433 of free writing prospectuses:
SEC Accession No. 0001193125-17-338820
Filing Date
2017-11-09
Accepted
2017-11-09 16:26:59
Documents
1

Document Format Files

Seq Description Document Type Size
1 FWP d468090dfwp.htm FWP 11301
  Complete submission text file 0001193125-17-338820.txt   13534
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 (Filed by) CIK: 0000052485 (see all company filings)

IRS No.: 420331370 | State of Incorp.: IA | Fiscal Year End: 1231
Type: FWP
SIC: 4931 Electric & Other Services Combined

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 (Subject) CIK: 0000052485 (see all company filings)

IRS No.: 420331370 | State of Incorp.: IA | Fiscal Year End: 1231
Type: FWP | Act: 34 | File No.: 333-200941-01 | Film No.: 171191233
SIC: 4931 Electric & Other Services Combined