South Dakota Geothermal
44 verified programs, updated 2026-08-08. 2 incentive types.
Southeastern Electric Cooperative - Electric Equipment Loan Program
Loan ProgramUtility, Commercial, ResidentialJune 23, 2025
Up to $10000
Otter Tail Power Company - Residential and Commercial Energy Efficiency Rebate Program
Rebate ProgramUtility, Commercial, ResidentialSeptember 9, 2025
Air-Conditioner Rebates ENERGY STAR® air-conditioning unit — up to $150 Heat Pump Rebates Cold-climate heat pump (ductless) — $600/ton + $200/ton Quality install + $40/ton energy control (total up to $840/ton) Cold-climate heat pump (ducted) — $800/ton + $200/ton Quality install + $40/ton energy control (total up to $1,040/ton) Standard heat pump (ducted or ductless) — $300/ton + $200/ton Quality install (total up to $500/ton) Air-to-water heat pump — $800/ton + $200/ton Quality install (total up to $1,000/ton) Geothermal heat pump (residential) — $1,200/ton + $200/ton desuperheater + $200/ton Quality install + $40/ton energy control (total up to $1,640/ton) Geothermal heat pump (commercial) — $900/ton + $200/ton desuperheater + $200/ton Quality install + $40/ton energy control (total up to $1,340/ton) Electric Heating Rebates Plenum heater / electric boiler / ducted electric furnace / qualifying heat pump on Dual Fuel or RDC — $40/kW Electric cable or panel storage heating on Dual Fuel — $40/kW Baseboard / cove heat / garage unit heater / radiant electric on Dual Fuel or RDC — $20/kW Qualified heat-storage systems on Deferred Load, RDC, or Fixed Time of Delivery — $75/kW Electric Panel Upgrade Electric panel upgrade — Up to $150 Electric Water Heating 80-gallon or larger (new to off-peak) — $400 80-gallon or larger (replacement) — $200 50-gallon (new to off-peak) — $200 50-gallon (replacement) — $100 Heavy-duty commercial water heating — $50/kW (min 12 kW & 120 gal; max $5,000) Water Heater Rebates Qualifying water heater with enrollment in off-peak service — up to $400 Smart Thermostat Rebates Smart thermostat — up to $150 Residential Outdoor Electric Equipment Riding lawnmower — $750 Push lawnmower — $250 Snow blower — $150 Weed trimmer or leaf blower — $25 EV Charging Stations & Rate Level 2 charger on off-peak rate — $500 rebate Electric Vehicle Rebates EV rebates available for new and used battery and hybrid models — $750 - $3,000 Insulation Rebates Home insulation upgrades — up to $2,800 ENERGY STAR® Appliance Rebates Heat pump water heater — $200/unit Appliance recycling (fridge/freezer) — $50 rebate Window air conditioner — $25 rebate Dehumidifier — $10 rebate Heat pump clothes dryer — $50/unit Induction cooktop or range — $50/unit Refrigerator — $50/unit Freezer (chest or upright) — $50/unit Dishwasher — $50/unit Clothes washer — $50/unit Electric clothes dryer — $25/unit Air purifier — $25/unit Dehumidifier (tier) — $25/unit ENERGY STAR® Window Rebates Qualified window — $25/window LED Lighting In-store instant rebates on LED bulbs — (amount varies) Thermal-Storage Systems Thermal-storage system — up to $75/kW
Business Energy Efficiency Rebate (Offered by 11 Utilities)
Rebate ProgramUtility, CommercialAugust 30, 2024
See website
Residential Energy Efficiency Rebates (Offered by 12 Utilities)
Rebate ProgramUtility, ResidentialSeptember 18, 2025
Air Cleaner — $25 Ceiling Fan — $25 Central A/C or Heat Pump Tune-up — $40 Clothes Washer (ENERGY STAR) — $25 Dehumidifier Portable — $25 Whole-home, ducted — $200 Dishwasher (ENERGY STAR) — $25 Electric Vehicle Chargers Wi-Fi enabled ChargePoint Home Flex — $500 Other qualifying Level 2 — $150 Residential Heating & Cooling Air-source heat pump (electric backup) — $150–$350 Air-source heat pump (gas/propane backup) — $600–$1,050 Central air conditioner — $250–$350 Mini-split heat pump — $250–$400 per outdoor unit Mini-split air conditioner — $150–$200 per outdoor unit Central A/C or heat-pump tune-up — $40 Geothermal heat pump — $200/ton ENERGY STAR smart thermostat — $25 Heat-pump water heater — $200 ECM domestic hot water recirculating pumps — $75-$900 Residential Lighting (LED recessed downlights) — up to $4 per fixture Room Air Conditioner (ENERGY STAR) — $75 Smart Thermostat (ENERGY STAR) — $25