0000352541-17-000041.txt : 20170417 0000352541-17-000041.hdr.sgml : 20170417 20170417172441 ACCESSION NUMBER: 0000352541-17-000041 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20170413 FILED AS OF DATE: 20170417 DATE AS OF CHANGE: 20170417 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: ALLIANT ENERGY CORP CENTRAL INDEX KEY: 0000352541 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRIC & OTHER SERVICES COMBINED [4931] IRS NUMBER: 391380265 STATE OF INCORPORATION: WI FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 4902 NORTH BILTMORE LANE STREET 2: SUITE 1000 CITY: MADISON STATE: WI ZIP: 53718-2148 BUSINESS PHONE: 608-458-3311 MAIL ADDRESS: STREET 1: 4902 NORTH BILTMORE LANE STREET 2: SUITE 1000 CITY: MADISON STATE: WI ZIP: 53718-2148 FORMER COMPANY: FORMER CONFORMED NAME: INTERSTATE ENERGY CORP DATE OF NAME CHANGE: 19980427 FORMER COMPANY: FORMER CONFORMED NAME: WPL HOLDINGS INC DATE OF NAME CHANGE: 19920703 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Whiting Susan D CENTRAL INDEX KEY: 0001343070 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-09894 FILM NUMBER: 17765359 MAIL ADDRESS: STREET 1: C/O NETRATINGS, INC. STREET 2: 120 WEST 45TH STREET, 35TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10036 4 1 wf-form4_149246426640020.xml FORM 4 X0306 4 2017-04-13 0 0000352541 ALLIANT ENERGY CORP LNT 0001343070 Whiting Susan D C/O ALLIANT ENERGY CORPORATION PO BOX 14720 MADISON WI 53708-0720 1 0 0 0 Deferred Common Stock Units 0.0 2017-04-13 2017-04-17 4 A 0 520.5704 39.62 A Common Stock 520.5704 12065.072 D Units are to be settled in shares of common stock upon the reporting person's termination of services as a director. Includes adjustments for accrued dividends, pursuant to a dividend reinvestment transaction exempt from Section 16 under Rule 16a-11. /s/ Wenyu T. Blanchard, Attorney in-Fact 2017-04-17 EX-24 2 poa_whitingsusan.htm SUSAN WHITING POA

POWER OF ATTORNEY Exhibit 24

KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned does
hereby constitute and appoint each of James H. Gallegos, Wenyu T. Blanchard, and Jake C. Blavat the
true and lawful agents and attorneys-in-fact of the undersigned, with respect to all
matters arising in connection with the undersigned's reporting obligations under
Section 16(a) of the Securities Exchange Act of 1934 (the "Exchange Act") as
amended, and related rules and regulations, with full power and authority to execute
and deliver for and on behalf of the undersigned all Securities and Exchange
Commission Forms 3, 4, 5 and other documents in connection therewith regarding
Alliant Energy Corporation, Interstate Power and Light Company, and Wisconsin
Power and Light Company (collectively, the "Company") securities, as each of said
agents and attorneys-in-fact may deem advisable. The undersigned hereby gives
each of said agents and attorneys-in-fact full power and authority to act in the
premises, and hereby ratifies and confirms all that each of said agents and attorneys
-in-fact may do by virtue hereof.

The undersigned acknowledges that each attorney-in-fact, in serving in such
capacity at the request of the undersigned, is not assuming any of the undersigned's
responsibilities to comply with the Exchange Act. The undersigned agrees to defend
and hold harmless each attorney-in-fact from and against any and all loss, damage or
liability that such attorney-in-fact may sustain as a result of any action taken in good
faith hereunder.

This Power of Attorney shall remain in full force and effect until the undersigned
is no longer required to file documents with respect to the undersigned's holdings of
and transactions in securities issued by the Company, unless earlier revoked by the
undersigned in writing or by executing a new Power of Attorney.

IN WITNESS WHEREOF, I have executed this Power of Attorney on this
6th day of February, 2017.

/s/ Susan D. Whiting
Susan D. Whiting