South Carolina Efficiency
1515 verified programs, updated 2026-08-08. 3 incentive types.
Duke Energy Progress- Rate Discount for Energy Star Homes
Utility Rate DiscountUtilityJuly 15, 2024
5% off of total monthly electric bill for the life of the home
Berkeley Electric Cooperative - Energy Efficiency Loan Programs
Loan ProgramUtilityMay 14, 2024
Berkeley Electric Cooperative - Energy Efficiency Rebate Program
Rebate ProgramUtility, ResidentialSeptember 16, 2025
Smart Thermostat: $100 - $150 first year, $50 - $75 annually Dual Fuel System: $500 - $1,000/home Water Heater: $200 - $300
Duke Energy (Electric) - Residential Energy Efficiency Rebate Program
Rebate ProgramUtility, ResidentialOctober 16, 2025
Central Air Conditioner: $200 - $500 Air-Source Heat Pump: $350 - $900 Mini-split Heat Pump: $700 - $900 Geothermal Heat Pump: $2,300 - $2,500 Smart Thermostat: $125 Heat Pump Water Heater: $500 Attic Insulation & Air Sealing: $700 Duct Sealing: $350 Pool Pump: $900
Duke Energy Carolinas - Non-Residential Energy Efficiency Rebate Program
Rebate ProgramUtility, Commercial, IndustrialJune 17, 2024
Lighting DeLamping: $2.20 - $13/unit Exterior Lamps and Fixtures: $2.20 - $300/unit Interior Lamps and Fixtures: $2.20 - $500/unit Fluorescents High Bay Fixtures: $40 - $154/unit Controls and Sensors: $0.03 - $47/unit HVAC Controls: $0.10 - $252 Water Saving Measures: $1.55 - $275 New High Efficiency Heating and Cooling Equipment: $9.90 - $1,100 Upgrades to Improve Operation of Existing Heating and Cooling Equipment: $1.50 - $154 Building Envelope Improvement: $0.10 - $1.10 Commercial Equipment Commercial Clothes Washing and Drying Equipment: $33 - $1,320 Commercial Dish Washing Equipment: $8 - $825 Controls Equipment: $220 Escalator Motor Efficiency Controller: $22 New High Efficiency Refrigeration Equipment: $11 - $400 Upgrades to Make Existing Refrigeration Equipment More Efficient: $1 - $179 Process Pumping: $154 Industrial Equipment Efficiency Improvements for Existing Compressed Air Equipment: $2.20 - $220 Efficiency Improvements for Existing Production Equipment: $1 - $40 New High Efficiency Compressed Air Equipment: $82.50 Process Pumping: $66 - $319 Custom Incentives See program website for details Agricultural : $1.30 - $2,906
Duke Energy Progress - Residential Energy Efficiency Rebate Program
Rebate ProgramUtility, ResidentialOctober 16, 2025
Central Air Conditioner: $200 - $500 Air-Source Heat Pump: $350 - $900 Mini-split Heat Pump: $700 - $900 Geothermal Heat Pump: $2,300 - $2,500 Smart Thermostat: $125 Heat Pump Water Heater: $500 Attic Insulation & Air Sealing: $700 Duct Sealing: $350 Pool Pump: $900
Piedmont Natural Gas - Residential Equipment Efficiency Program
Rebate ProgramUtility, ResidentialJuly 28, 2025
High-Efficiency Furnace: $300 Tankless Water Heater: $250 Storage Tank Water Heater: $50
Piedmont Natural Gas - Commercial Equipment Efficiency Rebates
Rebate ProgramUtilityJuly 28, 2025
High-Efficiency Furnace: $300 Tankless Water Heater: $250 Storage Tank Water Heater: $50
Rock Hill Utilities - Water Heater and Heat Pump Rebate Program
Rebate ProgramUtility, ResidentialOctober 16, 2025
Water Heater: $225 Heat Pump Replacement: $400
Santee Cooper - Residential Energy Efficiency Existing Homes Rebate Program
Rebate ProgramUtility, Residential, Multifamily ResidentialOctober 15, 2025
Heat Pumps: $40 - $80 per .5 ton Heat Pumps: $300 -$700 per system Geothermal Heat Pumps: $600 per system Smart Thermostat: $50 Duct Replacement: $500 Heat Pump Water Heaters: $400 Energy Star Refrigerator: $30 Energy Star Clothes Washer: $20 Heat Pump Pool Heater: $225 Pool Pump Motors: $100 - $275
Santee Cooper - Commercial Energy Efficiency Rebate Program
Rebate ProgramUtility, Commercial, IndustrialOctober 24, 2025
Lighting Tier 1 Certified LED Lighting – $0.40 per watt reduced Tier 2 Non-Certified LED Lighting – $0.20 per watt reduced Area Daylighting Controls – $45 per sensor Dimming Controls – $45 per sensor Fixture-Mounted Occupancy Sensors – $10 per sensor Wall-Mounted Occupancy Sensors – $10 per sensor Ceiling-Mounted Occupancy Sensors – $50 per sensor Bi-Level Lighting Controls – $45 per sensor LED Underwater Lighting Retrofit – $0.40 per watt reduced HVAC Single-Phase Split/Packaged Heat Pump (Tier 1) – $300 per system Single-Phase Split/Packaged Heat Pump (Tier 2) – $400 per system Water Source Heat Pump – $200 per unit 3-Phase Split/Packaged Unitary Systems – $0.30 per kWh saved VRF/Mini-Split Systems – $250 per ton Packaged Terminal Air Conditioner (PTAC) – $50 per unit Packaged Terminal Heat Pump (PTHP) – $50 per unit Variable Frequency Drive (VFD) for HVAC – $50 per HP Demand Controlled Ventilation System – $550 per system Dual Enthalpy Economizer System – $150 per system Advanced Rooftop Controls System – $580 per system Hotel Room Key Card Energy Management – $20 per room Refrigeration & Kitchen T12 Retrofit to LED Case Lighting – $10 per lamp T8 Retrofit to LED Case Lighting – $8 per lamp Electronically Commutated Motor – $50 per motor Refrigerant Suction Line Insulation – $3 per linear foot ENERGY STAR® Commercial Freezer – $70 per freezer ENERGY STAR® Commercial Refrigerator – $70 per refrigerator ENERGY STAR® Combination Oven – $200 per oven ENERGY STAR® Convection Oven – $200 per oven ENERGY STAR® Dishwasher – $250 per dishwasher ENERGY STAR® Griddle – $100 per griddle ENERGY STAR® Hot Food Holding Cabinet – $200 per cabinet ENERGY STAR® Steamer – $200 per steamer Demand Control Kitchen Hood – $735 per hood Domestic Hot Water Heat Pump Water Heater – $350 per unit Solar Water Heater – $500 per unit Drain Water Heat Recovery – $400 per drain 1.5 GPM Faucet Aerator – $3 per aerator 1.75 GPM Showerhead – $3 per showerhead Pipe Insulation (R-4 minimum) – $3 per linear foot Pumps and Motors Variable Speed Pool Filter Pump (1–5 HP) – $300 per HP Non-Filtered Pool Pump (Any HP) – $450 per pump Smart Thermostats ENERGY STAR® Smart Thermostat – $50 per thermostat
Dominion Energy (Electric) - Residential EnergyWise Program
Rebate ProgramUtility, ResidentialOctober 27, 2025
Heating & Cooling – New Equipment (replace existing AC or heat pump) Central Air Conditioner (Split): 15.2 SEER2 – $400; 16 SEER2 – $500 Central Air Conditioner (Package): 15.2 SEER2 – $400; 16 SEER2 – $500 Heat Pump (Split): 15.2 SEER2 / 7.2 HSPF2 – $400; 16 SEER2 / 7.2 HSPF2 – $500 Heat Pump (Package): 15.2 SEER2 / 7.2 HSPF2 – $400; 16 SEER2 / 7.2 HSPF2 – $500 Electric Furnace → Heat Pump (conversion) Replace electric furnace with ENERGY STAR® heat pump – $650 Ductwork Improvements Duct Sealing – $300 Duct Insulation (includes full ductwork replacement) – $300 Heat Pump Water Heater ENERGY STAR® heat pump water heater – $750 Pool Pump ENERGY STAR® certified variable-speed pool pump – $300 Natural Gas Water Heaters Gas Storage: UEF 0.64 – $75; UEF 0.80 – $350 Gas Tankless: UEF 0.80 – $250; UEF 0.90 – $350 Natural Gas Direct Vent Fireplace ≥ 70% Fireplace Efficiency with electric pilot ignition – $150 Natural Gas Furnace 90% AFUE – $250; 95% AFUE – $350
Aiken Electric Cooperative Inc - Residential Energy Efficiency Rebate Program
Rebate ProgramUtility, ResidentialSeptember 24, 2025
Free high efficiency water Heater; $200 installation fee Water heater and timer with normal installation: $2.50 credit for 10 years Timer only: $200 cash payment and $2.50 credit for 10 years New construction contract home: $250
Energy Efficiency Revolving Loan Fund
Loan ProgramJuly 30, 2025
Blue Ridge Electric Cooperative - Residential Water Heater Rebate
Rebate ProgramUtility, Construction, ResidentialMay 14, 2024
40-79 gallon water heater: $200 80+ gallon water heater: $300 Bonus for switching from gas to electric: $300