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Alliant Energy Interstate Power and Light (Gas) - Residential Energy Efficiency Program

Eligibility 
Residential
Maximum Rebate 

Attic and Wall Insulation: $1000

Program Info
State 
Minnesota
Program Type 
Utility Rebate Program
Rebate Amount 

ENERGY STAR New Construction: $600-$3500/home
Home Energy Audit: Free
Boilers: $150 or $400 depending on AFUE
Furnaces: $250 or $400 depending on AFUE
Programmable Thermostats: $25
Insulation: 70% of cost
Water Heaters: $50
Windows/Sashes: $20/each
Appliance Recycling: $20

Interstate Power and Light (Alliant Energy) offers a number of rebates for energy efficiency for Minnesota residential customers a variety of high efficiency heating and cooling measures, including water heaters, gas furnaces, gas boilers, windows, insulation, and thermostats. After completing an energy audit, a residential customer is eligible for up to $500 in rebates for attic and wall insulation. Qualifying attic insulation will have a rating of R-19 to R-38. More details, the incentive application, and an energy audit request form are available on the program web site.

Customers are eligible for room air conditioners and water heaters through the Appliance Rebate Program. Room air conditioners qualify for a rebate of $25 and water heaters qualify for a rebate of $50. Room Air Conditioners are limited to a maximum of three rebates. Qualifying windows and sashes are eligible for a rebate of $20; windows should be certified by the National Fenestration Rating Council and have a rating of a least .35 or less U-Factor. Further information can be found at the program web site.

Other Information 

Boilers: minimum AFUE rating of 85%
Furnaces: minimum AFUE rating of 92%
Programmable Thermostats: must be Energy Star rated
Attic Insulation: Insulation must be minimum R-19 and a maximum of R-38
Water Heaters: 40 gallon tank or greater, minimum EF of .62
Windows/Sash: Must be Energy Star rated for northern climate zone (U-factor .35 or less)