How often do I need to renew my Master Gas Fitter License in Massachusetts?

The Master Gas Fitter License in Massachusetts must be renewed every 24 months.

How much does it cost to renew a Master Gas Fitter License in Massachusetts?

The renewal cost for a Master Gas Fitter License in Massachusetts is $97.00.

Massachusetts renewal guide

Master Gas Fitter License

If this license is up for renewal, this page gives you the fee, the timeline, and the items that usually hold the filing up.

See this alongside the other 16 Massachusetts license pages we track.

Start here

What matters before you file.

Check the fee, the renewal window, and the documents or insurance records that can slow approval down.

Issuing authority

Massachusetts Board of State Examiners of Plumbers and Gas Fitters

Renewal period

Every 24 months

Renewal fee

$97.00

Late penalty

$57.00

Bond requirement

Insurance requirement

Yes — General Liability, Workers' Compensation

Continuing education

6 hours

Last verified

Sep 2026

Before you renew

Get the filing straight.

1
Finish the CE first

Complete the 6 required hours before you start the renewal.
2
Check the insurance certificates

Make sure the required policies are current and match what the board or agency expects before you file.
3
File with the board

File through Massachusetts Board of State Examiners of Plumbers and Gas Fitters and pay the $97.00 renewal fee once the supporting proof is ready.
Renew online
4
Leave room for processing

Typical processing time is 30 days, so do not wait until the last minute.

If you miss the deadline, the late penalty is $57.00.

Detailed notes

The fine print is here.

Massachusetts Master Gas Fitter License

The Massachusetts Board of State Examiners of Plumbers and Gas Fitters issues the Master Gas Fitter license under M.G.L. c.142. The Master Gas Fitter license is separate from the Master Plumber license and is required to contract for gas piping installation and repair work in Massachusetts.

What This License Authorizes

Licensed Master Gas Fitters may install, maintain, and repair gas piping systems in residential and commercial buildings throughout Massachusetts. Master Gas Fitters may pull gas permits and supervise Journeyman Gas Fitters working under their license.

Requirements

Examination: Must pass the Massachusetts Master Gas Fitter exam administered by the Board.
Experience: Journeyman Gas Fitter experience required before applying for the Master level.
Insurance: General liability insurance with completed operations coverage required for permit applicants (M.G.L. c.142 §21A); a bond is accepted in lieu of insurance.

Continuing Education

M.G.L. c.142 §6A requires licensed gas fitters to complete continuing education set by the Board. The Board's renewal page requires 6 hours of approved continuing education for gas fitters from an approved provider.

Fees

Application Fee: $31, paid to the Board when you apply.
License Fee: $97, paid at the PSI test center after you pass the exam.
Total cost to become licensed: $128 ($31 + $97).
Renewal Fee: $97 every 2 years.
Late Fee: $57 for any renewal received after May 1. There is no grace period.

Renewal

Renewal Period: Every 2 years. Licenses become eligible for renewal on February 1 of every even-numbered year, and the deadline is May 1 of the same year (M.G.L. c.142 §6). Renewals are filed online in eLIPSE.
Local Registration: Master Gas Fitters must also register with local boards of health or building inspectors in the towns where they work (M.G.L. c.142 §6, fee capped at $20/town).

Relationship to Master Plumber

Massachusetts issues Master Gas Fitter and Master Plumber as separate licenses administered by the same Board. Contractors performing both plumbing and gas work must hold both credentials.

Penalties

Engaging in the business of a master gas fitter without being lawfully licensed is punishable by a fine of not more than $100 (M.G.L. c.142 §16).

*Disclaimer: This information is provided for general reference only and does not constitute legal advice. Always verify current requirements and fees directly with the Massachusetts Board of State Examiners of Plumbers and Gas Fitters.*

Official links

Check the board or agency directly.

Official website Apply online Renew online

Required documents

Proof of Insurance
Examination Results

Source notes

M.G.L . c.142 §§3–6, 6A, 16, 21A (malegislature.gov). Fees from the mass.gov 'Apply for a Master Gas Fitter license' page (application $31 + license $97 = $128), the mass.gov plumber/gas fitter renewal page (Gas Fitter Master renewal $97, $57 late fee after May 1, 6 CE hours), and 801 CMR 4.02 (248 Board: application $31, original $97, renewal $97 biennial). Corrected 2026-09-28: unsourced 30-day grace removed, penalty stated as the c.142 §16 $100 maximum. Re-verified 2026-09 against https://www.mass.gov/how-to/apply-for-a-master-gas-fitter-license, https://www.mass.gov/how-to/renew-a-plumber-gas-fitter-or-liquified-petroleum-installer-license, https://www.mass.gov/doc/801-cmr-4-rates/download, https://malegislature.gov/Laws/GeneralLaws/PartI/TitleXX/Chapter142/Section6, https://malegislature.gov/Laws/GeneralLaws/PartI/TitleXX/Chapter142/Section16.

Rules move. Check Massachusetts Board of State Examiners of Plumbers and Gas Fitters again before you pay, renew, or schedule work around this requirement.