Mass Save Energy Rebates

Air-Source Heat Pump Rebates

Looking for a high-efficiency upgrade that can seriously cut heating costs? Mass Save offers generous rebates for qualifying air-source heat pump installations, especially for homeowners switching away from oil, propane, gas, or electric resistance heat.

Heat pump rebate options include the following:

• Whole-Home Heat Pump:
  • $2,650 per ton (up to $8,500)
  • Must be the sole source of heating and cooling
  • Extra requirement: Home must be sufficiently weatherized, with a signed Whole-Home Heat Pump Verification Form
  • Limit: One whole-home rebate per account
• Partial-Home Heat Pump:
  • $1,125 per ton (up to $8,500)
  • Heat pump supplements your existing heating system
  • Extra requirement: If oil/propane/natural gas remains in use, an integrated control may be required
  • Bonus incentives: Eligible customers may qualify for a $500 sizing bonus and/or $500 weatherization bonus
• Basic Heat Pump:
  • $250 per ton (up to $2,500)
  • For installs not replacing fossil fuel or electric resistance heat
  • No bonus incentives available
  • Equipment must be new
• Income-Based Enhanced Incentives:
  • Up to $16,000 (or no cost) for income-eligible households

To qualify for 2026 Mass Save heat pump rebates:

• Installation must be completed by December 31, 2026
• Rebate application must be submitted by February 28, 2027
• Equipment must be ENERGY STAR® Cold Climate and installed by a Mass Save participating contractor

Eligibility depends on your home’s fuel type and Mass Save sponsor/utility.

Morris Plumbing, Heating & Air Conditioning can help you choose eligible equipment and confirm which rebate option fits your home before installation.

Heat Pump Water Heater Rebates

Mass Save offers rebates for ENERGY STAR® certified heat pump water heaters, helping homeowners lower energy use while upgrading to a more efficient water-heating system.

Rebate amount: $750

To qualify for the 2026 Mass Save heat pump water heater rebate:

• Must be installed in a 1–4 unit residential home in Massachusetts
• Must be ENERGY STAR® certified and new equipment
• Must replace an existing electric, oil, propane, or natural gas water heater (or be installed as part of eligible new construction not earning incentives through another Mass Save program)
• Must be installed by a licensed plumber between January 1 and December 31, 2026
• Rebate application must be submitted by February 28, 2027
• Rebates cannot be combined with other Mass Save incentives for the same equipment

Morris Plumbing, Heating & Air Conditioning can help confirm your eligibility and recommend a heat pump water heater that qualifies for Mass Save rebates.

The Mass Save HEAT Loan

The Mass Save HEAT Loan helps Massachusetts homeowners finance eligible energy-efficient upgrades with 0% interest, making it easier to move forward with improvements now and pay over time.

HEAT loan highlights include:

• 0% APR interest rate
• Up to $25,000 financing
• Up to 7 years (84 months) to repay
• Can help cover qualifying upgrades like:
  • Heat pumps
  • Heat pump water heaters
  • Insulation
  • Air sealing
• Home Energy Assessment required before approval
• Financing is subject to credit approval through participating lenders

Morris Plumbing, Heating & Air Conditioning can walk you through rebate options and help you determine whether the Mass Save HEAT Loan is a good fit for your project.