Maine roofing: permits, codes and approvals

Maine's MUBEC building code (2021 IRC), the Home Construction Contracts Act for jobs over $3,000, door-to-door home repair seller licenses, and mechanic's lien deadlines.

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1 · Product approvals

Product approvals

Maine has no state roofing product approval or listing system. Inspectors rely on the code's labeling requirements and evaluation reports.

Code evaluation reports (ICC-ES, UL, IAPMO): 48 roofing reports

2 · Permit forms

City re-roof permits

There is no statewide re-roof permit rule. Towns with 4,000 or more residents must enforce MUBEC, and each town sets its own permit rules, so check the local code office.

PortlandRe-shingling a roof does not need a building permit as long as no structural changes are made; code and historic preservation standards still apply.

3 · Code rules

Code rules

The Maine Uniform Building and Energy Code (MUBEC) uses the 2021 IRC and 2021 IECC, with the amended adoption towns enforce as of April 7, 2025. It applies statewide; towns of 4,000+ must enforce it, smaller towns may. Official adoption page ↗

Who enforces MUBECTowns with 4,000 or more residents must adopt and enforce MUBEC. Smaller towns may choose to enforce it. The Division of Building Codes and Standards moved to the Maine Office of Community Affairs on Sept. 24, 2025.Energy code statement in home contractsHome construction contracts over $3,000 must say whether a new building or addition will meet or exceed the state's minimum energy standards.

5 · License and insurance

License and insurance

We found no state roofing or general contractor license in Maine. Contractors who sell home repairs door to door without a permanent place of business in the town need a state transient seller license.

Door-to-door home repair seller license (32 M.R.S. § 14504)A home repair seller who solicits door to door and has no permanent place of business in that town must hold a state door-to-door sales license, in addition to any trade license. Home repair covers fixing, replacing or improving a residence.Who counts as a transient home repair seller (32 M.R.S. § 14501)The law applies to sellers without a permanent place of business in the municipality at the time of the sale. It exempts original construction of new homes and jobs under $25.

6 · Lien and contract forms

Lien and contract rules

Maine's Home Construction Contracts Act sets contract rules for jobs over $3,000. Lien claimants must sue within 120 days after the last work. Subs and suppliers also file a lien statement within 90 days.

Written contract over $3,000 (10 M.R.S. § 1487)Home construction jobs over $3,000 need a signed written contract, copied to both sides before work starts. It must list price, start and completion dates, work description, warranty, dispute-resolution choice, change-order rule and the Attorney General's consumer notice.Down payment cap: one-thirdThe initial down payment on a home construction contract over $3,000 may not exceed one-third of the total contract price.Contract law penalties (10 M.R.S. § 1490)A violation is prima facie evidence of an unfair trade practice and carries a civil forfeiture of $100 to $1,000 per violation.Lien statement for subs and suppliers (10 M.R.S. § 3253)A claimant without a contract with the owner must file a sworn lien statement with the county registry of deeds within 90 days after last working or supplying materials, and mail a copy to the owner.Lawsuit within 120 days (10 M.R.S. § 3255)File the lien enforcement action in Superior or District Court within 120 days after the last labor or services. On homes, a sub's claim against the owner is capped at what the owner still owes the contractor.Owner consent needed (10 M.R.S. § 3251)The lien covers labor, materials and services furnished under a contract with, or with the consent of, the owner, and attaches to the land and the owner's interest in it.

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Public records, last checked Oct 23, 2026. Always verify on the official source before you permit.