Customer Service
Rates information
Rate and tariff information for Alliant Energy’s electric and natural gas service.
Iowa
Rate review information
Since 2011, we have kept retail electric base rates flat and managed customer costs through credits, efficiencies and customized solutions. In April 2017, we requested an increase in electric base rates to support investments in our communities.
Wisconsin
Rate review information
There will be no increase to base electric and natural gas rates through 2020 if a proposal we filed with the Public Service Commission of Wisconsin (PSCW) is approved.
Gas transportation form: Please contact our Business Resource Center.