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Insulation Incentives up to $9,200

For upgrades completed 7/1/2023 – 7/31/2023

Here are the federal and Efficiency Maine incentives for residential insulation projects.
See details below or click here to find an installer near you.

Federal Tax Credits up to $1,200

UpgradeMaximum Tax Credit*
Insulation Materials$1,200
Energy Audit$150
Windows$600
Exterior Doors$250/door, $500 total

*30% of net cost after rebate up to $1,200/year shared maximum

Efficiency Maine Rebates up to $8,000

UpgradeLow IncomeModerate IncomeAny Income
Air Sealing and Insulation80% of project cost up to a $8,000 rebate60% of project cost up to a $6,000 rebate40% of project cost up to a $4,000 rebate
Lifetime Limits$8,000 in rebates per townhouse or building$6,000 in rebates per townhouse or building$4,000 in rebates per townhouse or building

Efficiency Maine Rebate Eligibility

 Low IncomeModerate IncomeAny Income
ParticipantEligibility verification required:

  • HEAP,
  • SNAP,
  • TANF, or
  • MaineCare participants
Eligibility verification required:

  • Adjusted Gross Income up to $70,000 for individual
    tax filers, or $100,000 for joint filers, OR
  • Qualifying property tax assessed value
Homeowners of any income
Building TypeTownhouse or single-family homeTownhouse or single-family homeTownhouse or 1- to 4-unit residential building
Building ConstructionUpgrade not part of construction of new home or additionUpgrade not part of construction of new home or additionUpgrade not part of construction of new home or addition
Building OccupancyOwner-occupied principal residenceOwner-occupied principal residenceAny
Building LocationMaineMaineMaine
Insulated SpaceHeated the entire heating seasonHeated the entire heating seasonHeated the entire heating season
InstallerResidential Registered Vendor for insulation and air sealingResidential Registered Vendor for insulation and air sealingResidential Registered Vendor for insulation and air sealing
TimeframeRebate claim form emailed or postmarked within six months of project completionRebate claim form emailed or postmarked within six months of project completionRebate claim form emailed or postmarked within six months of project completion
UpgradeUpgrade installed in accordance with Weatherization Requirements ChecklistUpgrade installed in accordance with Weatherization Requirements ChecklistUpgrade installed in accordance with Weatherization Requirements Checklist
Eligible for Efficiency Maine Home Energy Loan?YesYesNo

How to Get a Rebate

  1. Check eligibility for enhanced low- and moderate-income rebates
  2. Hire a Residential Registered Vendor
  3. Reserve low- or moderate-income rebate (optional)
  4. Complete upgrade
  5. Submit rebate claim form
  6. Efficiency Maine sends rebate check

Terms and Conditions

Efficiency Maine does not warranty the performance of rebated upgrades. Program and incentives subject to change or termination. Please allow six weeks for rebate processing. Incomplete information may delay or disqualify your rebate. Efficiency Maine reserves the right to verify installation and perform an inspection.