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Permits and licensing · Maine

Renovation permits and contractor licences in Maine

Maine's Attorney General states the position plainly: general contractors, and trades such as roofing and framing, are not licensed or regulated in Maine. What the law does require is a written contract for home construction and repair above a threshold it sets, and licences for electricians and plumbers through their own examining boards. The Maine Uniform Building and Energy Code must be enforced in municipalities of four thousand residents or more; smaller ones may choose.

Regulators and licensing bodies in Maine

These official bodies license contractors, oversee safety or issue permits in Maine.

  • Maine Attorney General – Consumer Protection Division

    Enforces Maine's consumer protection law for home construction and repair and publishes the guidance homeowners are meant to use. It states that general contractors, and trades such as roofing and framing, are not licensed or regulated in Maine, and urges consumers to do a lot of research before choosing a contractor to build or repair a home.

    Official website(opens in a new tab)

  • Maine Electricians' Examining Board

    Licenses master, journeyman, limited, apprentice, journeyman-in-training and helper electricians, and exists to ensure the competency of electricians through examination. Maine law says an electrical installation may not be made unless by an electrician licensed by the board, except as the chapter provides.

    Official website(opens in a new tab)

  • Maine Plumbers' Examining Board

    Established to protect public health by ensuring adequate safety and health standards for plumbing installations, and to examine and license the people performing plumbing in Maine. It licenses master plumbers, journeyman plumbers, journeymen-in-training and trainees, and issues limited licences for specific equipment or installations.

    Official website(opens in a new tab)

  • Maine Uniform Building and Energy Code (MUBEC)

    The statewide building and energy code, made up of codes from the International Code Council, ASHRAE and ASTM. The Governor's Energy Office lists the 2021 editions of the International Residential Code, International Building Code, International Existing Building Code, International Energy Conservation Code and International Mechanical Code, with the 2019 ASHRAE standards. MUBEC must be enforced in any municipality with a population of four thousand residents or greater; smaller municipalities may choose whether to enforce it.

    Official website(opens in a new tab)

Trades that need a licence in Maine

Building and renovation permits in Maine

Maine has a statewide code, MUBEC, but not statewide enforcement: it must be enforced in any municipality with four thousand residents or more, while smaller municipalities may choose whether to enforce it. Permits come from your town or city's code enforcement office. Portland runs permitting and inspections through its own department and enforces MUBEC along with the city's fire prevention code.

Sources:Maine Governor's Energy Office – Building and energy codes(opens in a new tab)Portland – Building permits(opens in a new tab)

Permit information from large municipalities

Before you hire a contractor in Maine

Practical checks you can do yourself, using official tools where they exist.

  1. Get the contract in writing and check it against the statute's list before you pay a deposit.

    Official lookup: Maine Title 10 section 1487 – Home construction contracts(opens in a new tab)

  2. Remember that general contractors are not licensed in Maine, so ask for references and proof of insurance instead of a licence number.

    Official lookup: Maine Attorney General – Home construction and repair(opens in a new tab)

  3. For electrical or plumbing work, check the licence in the state's licensee search.

    Official lookup: Maine Professional and Financial Regulation – Licensee search(opens in a new tab)

  4. Ask your town office whether it enforces the Maine Uniform Building and Energy Code and who inspects the work.

    Official lookup: Maine Governor's Energy Office – Building and energy codes(opens in a new tab)

  5. Ask your municipal code enforcement office which permits your project needs before work starts.

    Official lookup: Portland – Building permits(opens in a new tab)

  6. Confirm the contractor's licence and insurance with your state or county government, and get the work, materials and price in writing.

    Official lookup: FTC – How to avoid a home improvement scam(opens in a new tab)

Find licensed pros

Compare local pros for the regulated trades in this guide, then confirm their licence with the regulator before you hire.

Renovation permits in other states

Planning a renovation?

Describe your project once and hear from local pros. Ask each one for their licence and permit details before you hire.