Massachusetts Plumber License Requirements

Official classification: Plumber License (Journeyman / Master) · Issued by the Board of State Examiners of Plumbers and Gas Fitters (Division of Occupational Licensure).

🔧 PlumberMA ✔ Verified 2026-06-24

In Massachusetts, plumbers must hold the Plumber License (Journeyman / Master), issued by the Board of State Examiners of Plumbers and Gas Fitters (Division of Occupational Licensure), and no state surety bond is required. Full requirements — experience, exams, fees, insurance, renewal and reciprocity — are detailed below.

How to become a licensed plumber in Massachusetts

Follow these steps to earn your Plumber License (Journeyman / Master). Every figure is verified against the Board of State Examiners of Plumbers and Gas Fitters (Division of Occupational Licensure); full detail for each step is further down the page.

  1. Build the required experience. Journeyman: hold a MA apprentice license, 6,800 hours of practical experience as a licensed apprentice, plus 550 hours of board-approved theory and a high-school diploma. Master: hold a MA journeyman license 1+ year, 1,700+ hours of journeyman experience, plus 100 hours of advanced theory.
  2. Pass the Journeyman Plumber Exam (written + practical) and Master Plumber Exam (written + practical) exams. Providers, passing scores and fees are in the Exams section below.
  3. Line up insurance. You'll need liability insurance (Not a statutory condition of the license; general liability is commonly required to pull work permits. No published statutory minimum.).
  4. Clear the background check. CORI check required; submit a notarized CORI acknowledgement form via the eLIPSE portal.
  5. Submit your application and fees. Apply through the Board of State Examiners of Plumbers and Gas Fitters (Division of Occupational Licensure) — Journeyman $31; Master $31; Apprentice $14 (per the DPL fee schedule) application fee, plus a Journeyman $52; Master $78; Apprentice $40 (per the DPL fee schedule) license fee. Processing time: Allow about 3 weeks; incomplete applications held 180 days.
  6. Keep the license active. Renew every 2 years (renewal opens Feb 1 of even years; deadline May 1), completing 12 hours per 2-year cycle, focused on 248 CMR (248 CMR 11.04).

License types

Requirements at a glance

Experience requiredJourneyman: hold a MA apprentice license, 6,800 hours of practical experience as a licensed apprentice, plus 550 hours of board-approved theory and a high-school diploma. Master: hold a MA journeyman license 1+ year, 1,700+ hours of journeyman experience, plus 100 hours of advanced theory.
Application feeJourneyman $31; Master $31; Apprentice $14 (per the DPL fee schedule)
License feeJourneyman $52; Master $78; Apprentice $40 (per the DPL fee schedule)
Renewal feeJourneyman $52; Master $78 (every 2 years; late renewal +$57)
Renewal periodEvery 2 years (renewal opens Feb 1 of even years; deadline May 1)
Continuing education12 hours per 2-year cycle, focused on 248 CMR (248 CMR 11.04).
Bond requiredNo state surety bond is required for a plumber license.
Liability insuranceNot a statutory condition of the license; general liability is commonly required to pull work permits. No published statutory minimum.
Property damageNot separately specified by statute
Workers' compMandatory for any employer (M.G.L. c. 152)
Background checkCORI check required; submit a notarized CORI acknowledgement form via the eLIPSE portal.
Credit requirementNone
ReciprocityNo formal reciprocity. A 'Substantially Equivalent License' pathway exists for an out-of-state license active 3+ years that is shown equivalent to Massachusetts requirements, with a certified statement of good standing.
Processing timeAllow about 3 weeks; incomplete applications held 180 days.

Exams

Journeyman Plumber Exam (written + practical)Provider: PSI Services · Passing: 70% · Fee: Paid to PSI (set by the vendor)
Master Plumber Exam (written + practical)Provider: PSI Services · Passing: 70% · Fee: Paid to PSI (set by the vendor)
Preparing for the Plumber exam? State-specific contractor exam-prep courses help you pass the first time. Start exam prep →

Local / municipal notes

Statewide license; applications are filed online only via the eLIPSE portal. A master/journeyman plumber may perform gas-fitter work, but a gas fitter may not perform plumber work.

Frequently asked questions

How much does a Massachusetts plumber license cost?

Application: Journeyman $31; Master $31; Apprentice $14 (per the DPL fee schedule). License: Journeyman $52; Master $78; Apprentice $40 (per the DPL fee schedule). Renewal: Journeyman $52; Master $78 (every 2 years; late renewal +$57).

Do plumbers in Massachusetts need a surety bond?

No state surety bond is required for a plumber license.

What experience is required for a Massachusetts plumber license?

Journeyman: hold a MA apprentice license, 6,800 hours of practical experience as a licensed apprentice, plus 550 hours of board-approved theory and a high-school diploma. Master: hold a MA journeyman license 1+ year, 1,700+ hours of journeyman experience, plus 100 hours of advanced theory.

Is insurance required for plumbers in Massachusetts?

Liability: Not a statutory condition of the license; general liability is commonly required to pull work permits. No published statutory minimum. Workers' compensation: Mandatory for any employer (M.G.L. c. 152)

How often must a Massachusetts plumber license be renewed?

Every 2 years (renewal opens Feb 1 of even years; deadline May 1). Continuing education: 12 hours per 2-year cycle, focused on 248 CMR (248 CMR 11.04).

Fees and rules change frequently (often annually). This page was last verified on 2026-06-24 — always confirm current requirements directly with the Board of State Examiners of Plumbers and Gas Fitters (Division of Occupational Licensure) before applying. This is not legal advice.

Official sources

mass.gov/orgs/board-of-state-examiners-of-plumbers-and-gas-fitters
mass.gov/apply-for-a-plumber-gas-fitter-or-liquified-petroleum-installer-license
mass.gov/plumbers-and-gas-fitters-continuing-and-tier-education-information
licensing.reg.state.ma.us/public/dpl_fees/dpl_fees_results.asp?board_code=PL

Other Massachusetts contractor licenses

⚡ Electrician
Electrician License (Journeyman Class B / Master Class A)
❄️ HVAC
No single HVAC license — work is licensed as Sheet Metal Worker, Refrigeration Technician/Contractor, Pipefitter (Heating & Cooling), or Oil Burner Technician depending on the task
🏗️ General Contractor
Construction Supervisor License (CSL) + Home Improvement Contractor (HIC) Registration
🏠 Roofer
Construction Supervisor License (CSL) — Specialty: Roof Covering (+ HIC Registration for residential work)

Plumber licensing in other states

Alabama
Master Plumber / Journeyman Plumber Certification
Arizona
CR-37 / C-37 / R-37R Plumbing
California
C-36 Plumbing Contractor
Colorado
Plumber License
Connecticut
Unlimited Plumbing Contractor (P-1) / Unlimited Plumbing Journeyperson (P-2)
Florida
Certified / Registered Plumbing Contractor (CILB)
Georgia
Master Plumber License (Restricted or Non-Restricted)
Hawaii
Journey Worker Plumber (PJ) / Master Plumber (PM) — individual licenses; C-37 Plumbing Contractor classification
Illinois
Plumber License
Indiana
Journeyman Plumber, Plumbing Contractor
Iowa
Plumber License (Journey and Master Levels)
Kentucky
Plumber License
Louisiana
LSLBC Plumbing classification (company) + State Plumbing Board of Louisiana Journeyman/Master Plumber (individual)
Maryland
Master Plumber/Gas Fitter / Journey Plumber/Gas Fitter License
Michigan
Plumbing Contractor License (requires qualifying Master Plumber)
Minnesota
Plumbing Contractor License (with Master Plumber as Responsible Licensed Individual)
Mississippi
Commercial Plumbing Contractor (Mechanical Work – Plumbing specialty) / Residential Plumbing Contractor
Missouri
No statewide plumber license — journeyman and master licenses are issued by cities/counties (RSMo Ch. 341)
Nevada
C-1 Plumbing and Heating Contractor
New Jersey
Master Plumber License
New Mexico
MM-1 Plumbing Contractor
New York
Master Plumber License
North Carolina
Plumbing Contractor, Class I / Class II (and Restricted Limited Plumbing Contractor)
Ohio
Plumbing Contractor License
Oklahoma
Plumber License
Oregon
Journeyman Plumber (PJ) — issued by BCD; a separate CCB license is required to operate a plumbing contracting business
South Carolina
Mechanical Contractor - Plumbing (PB) [commercial]; Residential Specialty Contractor - Plumbing [residential]
Tennessee
Contractor License, CMC-A (Plumbing and Gas Piping) classification
Texas
Tradesman / Journeyman / Master Plumber (TSBPE)
Utah
P200 General Plumbing Contractor / P201 Residential Plumbing Contractor (contractor license); individual Apprentice, Journeyman, and Master Plumber licenses are separate
Virginia
Contractor License (Class A/B/C) with Plumbing (PLB) specialty; plus individual Plumber Tradesman license (Journeyman/Master)
Washington
Plumber Certification (Journey Level / Specialty) + Plumbing Contractor License
Wisconsin
Plumber License (Journeyman / Master Plumber)