Massachusetts insulation & spray foam rebates (2026)
Last checked October 16, 2026.
Federal tax credit (25C): ended
Insulation installed in Massachusetts after December 31, 2025 does not qualify for the federal Energy Efficient Home Improvement Credit. IRS.
Massachusetts Home Energy Rebate program
Not yet launched Home Electrification and Appliance Rebates Program
Electrification/appliance rebates (HEAR): "The Sponsors of Mass Save are working closely with Massachusetts DOER to secure approval from the U.S. Department of Energy to spend Home Electrification and Appliance Rebates in Massachusetts."
Whole-home efficiency rebates (HOMES/HER): "Further details will be developed as the U.S. Department of Energy issues guidance to state energy offices like DOER, which will administer the Home Efficiency Rebates in Massachusetts."
Official source: Massachusetts Department of Energy Resources. Status text compiled via referencesource.org, last checked by them August 25, 2026.
Utility rebates
Mass Save: Insulation & Air Sealing
Mass Save advertises 75–100% off approved insulation and air-sealing improvements (generally after a Home Energy Assessment) and 100% off for income-eligible households and homes in Designated Equity Communities. Spray foam must be part of an approved project.
Checked October 16, 2026.