Incentives

Home Weatherization and Efficiency


Energy AuditWeatherization & Air Sealing 
(contractor installed)
Energy Star DoorsEnergy Star WindowsWeatherization Barrier Mitigation
Mass Save Program (For residents with natural gas service)
Standard RebatesFree75-100%
$75 per window replaced (pre-verification and weatherization required)

Income Qualified ProgramsFreeFree
May qualify for no-cost replacement of eligible inefficient windows
Up to $7,000
Heat Loan (0% interest financing for 7 years)
Up to $25,000
Up to $25,000
Up to $25,000
Wellesley Municipal Light Plan Incentives (For residents with oil, propane, and electric heating)
Incentives
Free
50% up to $1,500
50% up to $2,500 if completed within six months of a whole-home heat pump system
Starting Jan. 1, 2026:
75% up to $2,000
75% up to $3,000 if completed within six months of a whole-home heat pump system



State Incentives
Energy Saver Home Loan Program
Low interest loan up to $100,000 for energy-related home improvements for low and moderate income households.
Federal Incentives (Credits below can be combined up to an annual maximum of $1,200)  
Tax Credits
Expire 12/31/2025
30% up to $150
30% up to $1,200 for insulation or air sealing materials; contractor not required
30% up to $250/door, max $500
30% up to $600

Federal Tax Credits can be taken in addition to incentives from your utility (Mass Save or WMLP).

Space Heating with Heat Pumps


Air Source Heat PumpsGround Source Heat PumpsAir to Water Heat PumpsIntegrated Controls

Whole HomePartial HomeWhole HomePartial HomeWhole HomePartial Home(for heat pump with 
backup system)
Mass Save Program (For residents with natural gas service)
Standard Rebates$3,000 per ton, up to $10,000$1,250 per ton, 
up to $10,000
Up to $15,000$2,000 per ton, up to $15,000Up to $1,500 when adding to existing ASHP systems
Enhanced Rebates
(based on income eligibility)
Up to $16,000Up to $25,000Up to $16,000
Income Eligible ProgramMay qualify for no-cost replacement of heating system with high-efficiency heat pumps  when delivered through Massachusetts Community Action Program (CAP) agencies

Heat Loan (0% interest financing for 7 years)Up to $25,000Up to $25,000Up to $25,000Up to $25,000Up to $25,000Up to $25,000Up to $25,000 in conjunction with a heat pump system
Wellesley Municipal Light Plant Incentives (For residents with oil, propane, and electric heating)
Rebate$8,000;
$10,000 if existing heating system is decommissioned (Valid for preapplications submitted through Feb. 2025) 
Starting Jan. 1, 2026: 
$1,500 per outdoor condenser unit, up to $3,000




State Incentives
Energy Saver Home Loan ProgramLow interest loan up to $100,000 for energy-related home improvements for low and moderate income households.
Alternative Energy Portfolio Credits
Sales Tax Exemption
Federal Incentives (Credits for air source heat pumps are capped at $2,000 annually. No annual maximum for ground source heat pumps)
Tax Credits
Expire 12/31/2025
30% up to $2,00030% up to $2,00030% no annual cap30% no annual cap30% up to $2,00030% up to $2,000








Federal and state incentives can be taken in addition to incentives from your utility (Mass Save or WMLP).

Appliances


 Programmable and Energy Star-certified  Smart Thermostats
Electric Induction Stove
Energy Star-certified Heat Pump   Clothes Dryer
Pool Pump
Mass Save Program (For residents with natural gas service)
Rebates$25 per programmable thermostat (max 3); $100 per smart thermostat (max 3)$500 (Must be pre-verified)
$500 instant discount from participating dealers
Wellesley Municipal Light Plant Incentives (for all residents with restrictions noted)
Rebates$100 per smart thermostat (up to 5 per account) $100 from electric resistance
$500 from gas or propane
$100

Electrical Service Upgrade


Electrical Panel Upgrade
State Incentives
Energy Saver Home Loan ProgramLow interest loan up to $100,000 for energy-related home improvements for low and moderate income households.
Federal Incentives (Credit must be in conjunction with energy efficiency or electrification)
Tax Credits - Expire  12/31/2025
30% up to $600
Federal Tax Credits can be taken in addition to incentives from your utility (Mass Save or WMLP).

Hot Water Heaters


Heat Pump Hot Water Heater
Split-System Heat Pump Water Heater
Solar Hot Water Heater
Mass Save Program (For residents with natural gas service)
Standard RebatesUp to $750 per unit with Mass Save coupon at Lowe's or Home Depot or from participating distributorsUp to $1,500 per system with Mass Save coupon at Lowe's or Home Depot or from participating distributors
Income Eligible Rebate
100% of total install cost covered when delivered through MA Community Action Program (CAP) agencies

Heat Loan (0% interest financing for 7 years)Up to $25,000Up to $25,000

Wellesley Municipal Light Plant Incentives (For residents with oil, propane, and electric heating)
Incentives$250 from electric
$500 from oil or propane
$250 from electric
$500 from oil or propane 

State Incentives
Energy Saver Home Loan ProgramLow interest loan up to $100,000 for energy-related home improvements for low and moderate income households.
Tax Credits

15% up to $1,000
Alternative Energy Portfolio Credits
Sales Tax Exemption
Federal Incentives
Tax Credits
Expire 12/31/2025
30% up to $2,000 (can be combined with other federal heat pump tax credits)

30% no annual cap
Federal and state incentives can be taken in addition to incentives from your utility (Mass Save or WMLP).

Electric Vehicles


New All-Electric or Fuel-Cell Electric Car
Used All-Electric or Fuel-Cell Electric Car
Leased All-Electric or Fuel-Cell Electric Car
New Electric or Fuel-Cell Electric Truck
EV Charger
Wellesley Municipal Light Plant Incentives (For all residents)
Charger Rebate



$250 for Level 2 charger and must enroll in BYOC  program below (up to 2 per account)
Starting Jan. 1, 2026:
$125 for Level 2 charger and must enroll in BYOC  program below (up to 2 per account)
Bring Your Own Charger (BYOC) Program



$8 credit per month on electricity bill for scheduled off-peak charging
Starting Jan. 1, 2026:
$10 credit per month on electricity bill for scheduled off-peak charging
State Incentives
Mor-EV Standard RebateUp to $3,500 Up to $3,500 if income-qualifiedUp to $3,500 for 36 month leaseUp to $7,500
Mor-EV+


Mor-EV Trade-In$1,000
- When trading in a qualifying internal combustion engine vehicle
- Can be combined with Mor-EV Standard and Mor-EV+ Rebates


State incentives can be taken in addition to incentives from your utility (Mass Save or WMLP).

Solar PV and Battery


Solar Photovoltaics (PV)
Battery Storage
Wellesley Municipal Light Plant Incentives (For all residents)
Incentives
$1,200 per kW installed up to 50% of total installed costs (labor and materials excluding tax) up to a maximum of $12,000 (residential) and $15,000 (commercial)

State Incentives
Energy Saver Home Loan Program
Low interest loan up to $100,000 for energy-related home improvements for low and moderate income households.
Tax Credits
15% up to $1,000

Sales Tax Exemption
Sales Tax Exemption

Federal Incentives
Tax Credits -  Expire 12/31/2025
30% no annual cap
30% no annual cap
Federal and state incentives can be taken in addition to incentives from your utility (Mass Save or WMLP).