Maine HVAC leads

How Maine homes are heated

Maine stands apart from every other state on heating oil. The Census Bureau’s table B25117 (ACS 5-year 2020-2024) finds fuel oil or kerosene in 262,587 of 443,573 owner-occupied homes, 59.2%, the largest oil share of the 50 states. Propane ranks 8th nationally at 14.4%, and utility gas reaches only 5.2% of owner homes, 49th of 50.

Wood is the third fuel, in more than one owner home in ten. For all 597,159 occupied homes, table B25040 (2020-2024 ACS) shows electricity at 11.2% and utility gas at 8.3%, both higher than among owners alone.

Fuel type tells an HVAC buyer which trade answers the call. An oil home has a boiler or furnace with an oil burner and a storage tank, serviced by licensed oil burner technicians; a propane home has its own appliances, tank and piping. The shares describe Maine’s housing, not how many requests any fuel group produces.

Maine HVAC contractor licensing

The Maine Attorney General’s home construction contracts page states that Maine does not license or regulate home contractors, but the heating trades are licensed by the Maine Fuel Board. Under 32 M.R.S. 18102 (checked October 8, 2026), a person who installs or services solid fuel burning equipment, including pellet-fired central heating appliances, or oil, propane or natural gas burning equipment must hold a license under chapter 139, subject to the exceptions in section 18104.

• Oil burner and solid fuel technicians: section 18132 sets the master license, which may install, clean, service, alter or repair oil burning equipment under named authorities by oil grade and burner size; journeyman and apprentice licenses follow in sections 18133 and 18134.
• Propane and natural gas technicians: section 18135 lists authorities for appliance connection and service up to 500,000 BTUs per appliance, large equipment over 500,000 BTUs, delivery, plant operation, and tank setting and outside piping (checked October 8, 2026).
• Other Fuel Board licenses: chapter 139 also covers oil and propane energy auditors, tank installers and wood pellet technicians.

Section 18105 adds that a municipality may not require these technicians to hold a municipal license, and may not issue a permit for an oil, solid fuel, propane or natural gas installation unless the applicant complies with the chapter. Heat pump work involves refrigerant, which falls under federal certification through EPA Section 608.

Maine heat pump goals and rebates

Heat pumps are a stated priority of the Maine Department of Energy Resources. Its energy efficiency page (checked October 8, 2026) says the state met its goal of 100,000 new heat pumps in 2023, two years ahead of schedule, and that Governor Mills set a new target of another 175,000 heat pumps by 2027. The earlier goal traces to 35-A M.R.S. section 10119, enacted in 2019.

Federal funds add a narrower program. The department’s Home Energy Rebates page (checked October 8, 2026) says the Home Electrification and Appliance Rebate (HEAR) program, administered by Efficiency Maine Trust, offers rebates for efficient heat pump systems in two kinds of buildings occupied by income-eligible households: new affordable multifamily construction and single-family manufactured (mobile) homes. The page lists the separate Home Efficiency Rebates application as pending with the U.S. Department of Energy as of June 2025.

Reading the Maine numbers for an HVAC buyer

Combined, the sources on this page describe a cold, oil-heated state with a policy push toward heat pumps. Three points for planning Maine coverage:

• Licensed burner technicians matter. With 59.2% of owner homes on oil and 14.4% on propane in table B25117 (2020-2024 ACS), most heating system work involves equipment that 32 M.R.S. 18102 reserves for Fuel Board licensees.
• Cooling is a small share of the work. At 288 cooling degree days in 2025, 47th of 48 in the NCEI series, stand-alone air conditioning jobs are a minor part of a Maine buyer’s mix.
• Heat pumps are state policy. The Department of Energy Resources target of 175,000 more heat pumps by 2027 means installers who handle both heat pumps and oil or propane systems fit the direction the state has set.

The points rest on the official figures above and say nothing about lead counts or demand in any part of Maine.