- 40 gallon tank or greater
- Unit must be ENERGY STAR qualified
- Qualifying unit must be shown in the current AHRI directory
- Alliant Energy must provide the fuel for the technology installed
|Tank type||Energy factor||Rebate|
|Natural gas||Minimum EF 0.67 or greater, maximum 75,000 BTUH||$75|
|Natural gas tankless||Minimum EF 0.82 or greater, maximum 75,000 BTUH, must be dealer installed to verify adequate gas pressure prior to installation||$300|
|Electric heat pump||Minimum EF 2.0 or greater||$300|
How do I apply?Download a claim form
to get started. For professionally installed equipment, have your contractor send a completed rebate form and invoice to Alliant Energy within 90 days of installation.
For self-installed equipment, complete the rebate form, attach the Energy Guide UPC code (if applicable), ENERGY STAR logo (if applicable) and a copy of the itemized, dated receipt and mail to Alliant Energy within 90 days of installation.How do I find a qualified dealer?
Visit our online Dealer Locator
to find a professional in your area.