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

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Savings Category: 
Geothermal Heat Pumps
Water Heaters
Heat Pumps
Air conditioners
Programmable Thermostats
Duct/Air sealing
Building Insulation
Tankless Water Heater
Maximum Rebate: 

Duct Sealing & Repair: Up to $750
Home Sealing: Up to $250
HVAC System Tune-UP: Limit one rebate per system, per year

Program Info
Sector Name: 
Alliant Energy
Program Type: 
Rebate Program
Rebate Amount: 

Heating & Cooling
Air-Source Heat Pump: $150 - $800, depending on SEER
Central A/C: $125 - $650, depending on SEER
Ductless (mini-split) Heat Pump: $50 or $200, depending on SEER
Efficient Fan Motor: $50
Geothermal Heat Pump: $150 - $3,200, depending on EER
Heat Pump Water Heater: $300
HVAC System Tune-UP: Up to $50
Natural Gas Furnace: $500 or $700, depending on AFUE
Natural Gas Tankless Water Heater: $300
Natural Gas Water Heater: $75
Programmable Thermostats: Up to $75
Room A/C: $20/unit
Whole-House Fan: $125

Insulation & Sealing
Duct Sealing & Repair: 70% of total cost
Home Sealing: 70% of total cost
Insulation: Up to $750/unit

Home Energy Assessment: Free
Refrigerator/Freezer Recycling: $50/unit
Room A/C Recycling: $25/unit


Interstate Power and Light (Alliant Energy) offers residential energy efficiency rebates to Iowa customers for a variety of home upgrades. Rebates are available for certain heating, insulation, water heating and building envelope measures. All equipment must meet certain efficiency requirements listed on the program web site. Landlords and renters of multi-family homes can also take advantage of various rebates for energy-efficient equipment in the residential and commercial programs. Equipment must meet efficiency levels specified on the program website.

IPL also offers base rebates through the New Home Construction Program. The exact rebate level varies depending on the square footage of the home, and whether or not the home receives heating and/or cooling energy from Alliant Energy-IPL. Bonus rebates reward customers for installing premium-efficiency heating and cooling equipment, clothes washers, refrigerators and lighting. Contact Interstate Power and Light (Alliant Energy) for more information on these offerings.