183 programs (2 federal, 30 state) across 51 states. Program types: Tax Credit,Rebate.
30% tax credit for geothermal heat pump systems with no upper limit. Covers equipment and installation costs for ground-source heat pumps meeting ENERGY STAR requirements.
30% tax credit for qualified heat pumps (air-source and geothermal), heat pump water heaters, and biomass stoves/boilers. Annual limit of $2,000 for heat pumps specifically.