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How to get a plumber license in Alaska

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

Quick answer
  • Licensing body: Alaska Department of Labor and Workforce Development — Mechanical Inspection (Certificate of Fitness)
  • State journeyman license: Yes (Statewide Plumber Journeyman Certificate of Fitness under 8 AAC 90.130 / AS 18.62.)
  • Plumber Journeyman Certificate of Fitness: While holding a Trainee COF in Alaska: 8,000 hours legally obtained commercial/residential plumbing installation. Caps: ≤4,000 military/vocational; ≤1,000 classroom; ≤500 utility plumbing; ≤2,000 gas. No maintenance hours. Alaska hours without a valid Trainee COF do not count. Out-of-state: legal work + license or letter that no license was required.
  • Exam: see below, via Alaska Mechanical Inspection
  • Code edition: Exam required for Plumber Journeyman; pass ≥70%. Fail → wait 30 days before reexamination. Work subject to UPC standards under AS 18.60.705 / 8 AAC 63.010.

Requirements by license

Plumber Journeyman Certificate of Fitness

ExperienceWhile holding a Trainee COF in Alaska: 8,000 hours legally obtained commercial/residential plumbing installation. Caps: ≤4,000 military/vocational; ≤1,000 classroom; ≤500 utility plumbing; ≤2,000 gas. No maintenance hours. Alaska hours without a valid Trainee COF do not count. Out-of-state: legal work + license or letter that no license was required.Source: labor.alaska.gov · as of
ExamAlaska Mechanical Inspection. Exam required; pass ≥70%. Retest wait 30 days after a fail. $50 nonrefundable application/exam fee; separate $200 certificate fee on issue (AS 18.62.030 / MI page).Source: labor.alaska.gov · as of
Fees
  • Application / examination (nonrefundable): $50
  • Biennial certificate issuance: $200
  • Renewal certificate: $200
  • Late renewal application fee (if applying ≥90 days after expiration): $50
Source: labor.alaska.gov · as of · Statutory fee framework: AS 18.62.030. Renewal form also notes +$50 application fee if applying 90+ days after expiration.
RenewalEvery 2 years. Renew within two years of expiration with $200 certificate fee + CE proof. Renewals ≥2 years after expiration require retesting (renewal form). Application fee waived within 90 days of expiration; +$50 if later.Source: labor.alaska.gov · as of · Renewal form: labor.alaska.gov
CE to renew16 hours per preceding 24-month period
  • At least 8 hours comprehensive general UPC code course
  • No more than 8 hours industry-related (not management skills)
Required before renewing Plumber Journeyman COF (8 AAC 90.192 as summarized on the MI licenses page and renewal form).
Source: labor.alaska.gov · as of

License types in Alaska

  • Plumber Trainee COF
  • Plumber Journeyman COF
  • Plumber Gas (restricted) COF
  • Plumber Restricted Utility COF
  • Reciprocal / provisional plumber journeyman
Source: labor.alaska.gov · as of

Reciprocity (licensed in another state?)

Reciprocal Plumber Journeyman (8 AAC 90.111): current license active ≥1 full year; origin state substantially similar (see MI Reciprocity list); no exam; $50 + $200. Provisional 1-year path also available.Source: labor.alaska.gov · as of

FAQ

Does Alaska issue a statewide plumber journeyman credential?

Yes. Mechanical Inspection issues a Plumber Journeyman Certificate of Fitness (8 AAC 90.130).

What are the key requirements?

8,000 hours under a Trainee COF (with caps), exam ≥70%, $50 application + $200 certificate.

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

Other states

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