Efficiency Maine

Efficiency Maine Trust is Maine’s independent quasi-state agency supporting energy efficiency, beneficial electrification and grid flexibility through rebates, loans and other programmes.

Official website

Funding opportunities

Home energy loans

Efficiency MaineMaineLoanup to 25k USD

Unsecured loans for Maine property owners installing heat pumps or improving insulation and air sealing, with an income-based repayment option.

Residential heat pump rebates

Efficiency MaineMaineGrantcloses 31 Dec 2026

Rebates help homeowners in Maine install eligible heat pumps as their main heating system, with higher payments for low- and moderate-income households.