SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 424B5 - Prospectus [Rule 424(b)(5)]:
SEC Accession No. 0001193125-18-277176
Filing Date
2018-09-19
Accepted
2018-09-19 08:50:17
Documents
1

Document Format Files

Seq Description Document Type Size
1 424B5 d620461d424b5.htm 424B5 341249
  Complete submission text file 0001193125-18-277176.txt   342563
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: 424B5 | Act: 33 | File No.: 333-222076-02 | Film No.: 181077003
SIC: 4931 Electric & Other Services Combined