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How to get a plumber license in Maine

Hours, exam, fees, renewal and continuing education for Maine plumbing licenses, pulled from official ME sources and checked .

Quick answer
  • Licensing body: Maine Plumbers' Examining Board (Office of Professional and Occupational Regulation)
  • State journeyman license: Yes (The Plumbers' Examining Board licenses trainee, journeyman-in-training, journeyman and master plumbers statewide.)
  • Journeyman Plumber: Either ≥2 years / 4,000 hours of plumbing installations as a licensed trainee under a licensed master, or ≥2,000 hours as a licensed journeyman-in-training under a licensed master (JIT experience within 4 years of JIT issuance). Then pass the journeyman exam.
  • Exam: see below, via Maine Plumbers' Examining Board (approved exam)
  • Code edition: Board-approved written exam. Passing grade for journeyman may not be less than 70% (32 M.R.S. § 3501-A).

Requirements by license

Journeyman Plumber

ExperienceEither ≥2 years / 4,000 hours of plumbing installations as a licensed trainee under a licensed master, or ≥2,000 hours as a licensed journeyman-in-training under a licensed master (JIT experience within 4 years of JIT issuance). Then pass the journeyman exam.Source: maine.gov · as of
ExamMaine Plumbers' Examining Board (approved exam). Written exam (in whole or in part). Passing grade for journeyman ≥70% (§ 3501-A). Apply for examination before licensure.Source: maine.gov · as of · Apply page: maine.gov
Fees
  • Journeyman license fee: $200
  • Criminal background check: $21
  • Biennial renewal: $200
  • Late fee (renew within 90 days after expiration): $50
  • Penalty (renew >90 days up to 2 years): $100
Source: maine.gov · as of · Paper initial app packet shows $221 total ($200 + $21 CRC): maine.gov
RenewalEvery 2 years (based on first licensure date). Biennial renewal $200. Late ≤90 days: +$50. More than 90 days but ≤2 years: $200 + $100 penalty. After 2 years: new-applicant requirements.Source: maine.gov · as of
CE to renewNo continuing-education hour requirement was listed on the Plumbers’ Examining Board individual licenses page we checked.Not confirmedSource: maine.gov · as of

License types in Maine

  • Trainee plumber
  • Journeyman-in-training
  • Journeyman plumber
  • Master plumber
  • Limited plumber
Source: maine.gov · as of

Reciprocity (licensed in another state?)

Confirm current reciprocity / endorsement paths with the Plumbers’ Examining Board; the individual licenses page focuses on exam experience paths.Not confirmedSource: maine.gov · as of

What we couldn't confirm yet

We only publish what we can tie to an official source. These items aren't published anywhere we could verify, so ask the office listed:

FAQ

Does Maine license journeyman plumbers statewide?

Yes. The Plumbers’ Examining Board licenses trainees, JIT, journeyman and master plumbers.

What experience is required?

4,000 hours as a licensed trainee under a master, or 2,000 hours as a licensed JIT under a master, then the journeyman exam (≥70%).

Already licensed? See Maine plumber license renewal & CE requirements.

Other states

Compare every state side by side: license requirements by state · renewal & CE by state.