Connecticut Efficiency
99 verified programs, updated 2026-08-08. 2 incentive types.
Groton Utilities - Residential Energy Efficiency Rebate Program
Rebate ProgramUtility, Residential, Multifamily ResidentialOctober 17, 2025
Attic insulation: $2 - $2.50/sq ft
Groton Utilities - Commercial & Industrial Energy Efficiency Rebate Programs
Rebate ProgramUtilityJuly 25, 2024
Lighting $0.30/kWh saved New Construction/Major Renovation Lighting: See program application Commercial and Multifamily Heating, Cooling, and Heat Pump Water Heater Commercial and Multifamily Electric Heating and Cooling: 80% of projected total project cost Mini-Split/Cooling: $3,000/ton of HVAC or Cooling Heat Pump Water Heater: Up to $3,500 per unit Panel Upgrade: $1,000 but not to exceed 80% of the natural cost See program application Custom Applications See program application
Norwich Public Utilities - Commercial Energy Efficiency Rebate Program
Rebate ProgramUtility, Commercial, Multifamily ResidentialOctober 21, 2025
Air Conditioning (Cool Choice): $200 - $300/ton Air-source heat pump (Cool Choice): $200 - $300/ton Air-source heat pump (CHIPP): $1,200/ton Geothermal heat pump (CHIPP): $1,200/ton Variable Frequency Drive: $100/unit Natural Gas Furnace: $400 Natural Gas Boilers: $600 - $3,000 Natural Tankless Water Heater: $250 - $450 Natural Gas Water Heater: $250 New Electric Vehicle: Up to $1,500 New Plug in Hybrid Electric Vehicle: Up to $1,000 Used Electric Vehicle: Up to $1,000 Used Plug in Hybrid Electric Vehicle: Up to $500 Residential Level 2 Electric Vehicle Service Equipment: Up to $1,000 Commercial Level 2 Electric Vehicle Service Equipment (Multifamily): Up to $3,000 Commercial Level 2 Electric Vehicle Service Equipment (Public): Up to $4,000
Norwich Public Utilities (Electric) - Residential Energy Efficiency Rebate Program
Rebate ProgramUtilitySeptember 3, 2024
Electric Appliance Rebate Program Electric Water Heaters: $60 Window Air Conditioners: $60 Energy Star-qualifying Water Heaters: Up to $500 Energy Star-Qualifying Heat Pump Clothes Dryers: Up to $500 Wall or Attic Insulation Program Wall Insulation: $1/sq. ft. Attic Insulation: $1.50/sq. ft. Cool Choice or CHIPP Programs Central Air and Heat Pump Systems: Up to $300/ton Natural Gas Rebate Program Furnace and Space Unit Heaters: $400 Boilers: $600 - $3,000 Water Heaters: $250 - $450 Natural Gas Heating System Conversion: Up to $1,000
Norwich Public Utilities (Gas) - Residential Energy Efficiency Rebate Program
Rebate ProgramUtility, ResidentialJuly 3, 2025
Electric Appliance Rebate Program Electric water heaters: $60 Window air conditioners: $60 Energy Star Heat Pump Water Heater: Up to $500 Energy Star Heat Pump Dryer: Up to $500 Wall or Attic Insulation Program Wall insulation: $1.00/sq. ft. Attic insulation: $1.50/sq. ft. Cool Choice or CHIPP Programs Single / Split Package Central Air System or Heat Pump: Up to $300 per ton Air or Ground Source Heat Pump: $1,200 per ton Integrated Controls: Up to $2,000 Heat Pump Water Heater: Up to $1,100 Natural Gas Rebate Program Furnace: $400 Boiler: $600 - $3000 Tankless Boiler: $600 - $1050 On-Demand Tankless Water Heater: $250 - $450 Indirect Fired Water Heater: $250 Electric Vehicle & Charging Program Electric Vehicles (EVs) New EV: Up to $1,500 New PHEV: Up to $1,000 Used EV, model year 2021 or newer: Up to $1,000 Used PHEV, model year 2021 or newer: Up to $500 Charging Equipment Residential Use Level 2 EVSE: Up to $1,000
(Electric and Gas) Residential Rebate Program
Rebate ProgramUtility, ResidentialMay 30, 2024
Heat Pumps Air Source Heat Pumps: $750/ton (Up to $15,000) Geothermal Heat Pumps: $1,500 (Up to $15,000) Pool Pump: Up to $100 Other HVAC Boiler Circulator Pump: $35 Programmable Thermostat: Up to $85 Natural Gas (NG) Boiler: $750 NG Furnace: $650 Water Heating Heat Pump Water Heater: $650/ Gas Condensing Water Heater: $300 Tankless Water Heater: Up to $300 Home Comfort Advanced Power Strip: Up to $40 Air Purifier: Up to $40 Ducting Sealing: $350 - $1,750 Insulation: Up to $1.70/sq.ft. (Up to $10,000) Windows: $100/unit Triple-Pane Window: $100 Lighting: Varies, contact program admin. Appliances: Varies, contact program admin.
Home Energy Solutions Micro-Loan Program
Loan ProgramConstruction, Residential, Multifamily ResidentialJuly 3, 2025
Up to $5000
Multifamily Navigator Pre-Development Energy Loan Program
Loan ProgramMultifamily ResidentialAugust 5, 2025
Up to $999999.9999
Low-Income Multifamily Energy Loan Program
Loan ProgramMultifamily ResidentialAugust 5, 2025
Up to 20 Years