EX-21.1 7 lnt1231202210-kex211.htm SUBSIDIARIES OF ALLIANT ENERGY Document

Exhibit 21.1

ALLIANT ENERGY CORPORATION
SUBSIDIARIES OF THE REGISTRANT

The following are deemed to be significant subsidiaries of Alliant Energy Corporation as of December 31, 2022:

Name of SubsidiaryState of Incorporation
Interstate Power and Light CompanyIowa
Wisconsin Power and Light CompanyWisconsin
Alliant Energy Finance, LLCWisconsin