Retrofit Relay
ME · 34 active programs

Energy efficiency rebates in Maine.

Every federal, state, and utility incentive for heat pumps, insulation, air sealing, and weatherization in Maine — cross-referenced and kept current.

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Active programs
34
Top rebate
$8,000
State agency
Efficiency Maine Trust
IRA status
Active
01 · State agency

Efficiency Maine Trust

Type
Quasi State
Phone
(866) 376-2463
IRA allocation
$72M
02 · Programs

Active rebate programs

8 programs currently accepting applications in Maine.

Program Amount Eligibility Status
Heat Pumps (Any Income) $1,000/unit (max $3,000) All homeowners Active
Heat Pumps (Moderate Income) $2,000/unit (max $6,000) AGI up to $70K single / $100K joint Active
Heat Pumps (Low Income) $3,000/unit (max $9,000) MaineCare, HEAP, SNAP, or TANF Active
Whole-Home Heat Pump Bonus $500 bonus Whole-home upgrade, March-Dec 2026 Active
Insulation & Air Sealing (Any Income) 40% of cost up to $4,000 All homeowners, lifetime limit Active
Insulation & Air Sealing (Moderate) 60% of cost up to $6,000 Income-qualified Active
Insulation & Air Sealing (Low Income) 80% of cost up to $8,000 Income-qualified Active
Green Bank Home Energy Loans 0% APR 1-yr / 5.99% 5-yr / 7.99% 10-yr Up to $25,000, no lien required Active
03 · Federal programs

IRA implementation status

How Maine is implementing the Inflation Reduction Act home energy rebates.

HEAR (Electrification)
Active (restricted to mobile homes + affordable multifamily)
HOMES (Efficiency)
Application under review
HEAR limited to mobile homes and affordable multifamily. Standard single-family not eligible.
04 · Local incentives

Metro areas in Maine

Local utility programs and municipal incentives by metro area.

Portland Metro
530K

Central Maine Power. No separate municipal incentives — all through Efficiency Maine.

Bangor Metro
153K

Versant Power Eco Rates for heat pumps. CDBG weatherization.

Lewiston-Auburn
108K

Auburn has ARPA-funded match for Efficiency Maine rebates.

Ready to see what you qualify for in Maine?

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