It issues state licenses for general contractors, electrical contractors, plumbing contractors, HVAC contractors and roofing contractors. Use the official lookup below to check a contractor. Information as of October 6, 2026.
Division of Occupational Licensure, Office of Public Safety and Inspections (refrigeration and pipefitter licenses); Board of Examiners of Sheet Metal Workers (sheet metal, ductwork)
The OPSI license lookup covers construction supervisors, refrigeration and pipefitter licenses, and lets you download your search results free. source Every contract, building permit and advertisement must show the contractor's registration number. source The Division of Occupational Licensure Check a license page links the state license portals: electricians and plumbers and gas fitters through the occupational board portal (eLIPSE), construction supervisors through the OPSI portal. source Home improvement contractor registrations and their history can be searched by business name, contractor name, registration number, city or ZIP code on the MA Contractor Hub. source Electrician, plumber and gas fitter, and sheet metal licenses are searched on the Division of Occupational Licensure eLIPSE portal by license number, licensee name, license type or business name. source
Confirm the record is active and the class matches the job (Construction Supervisor or Construction Supervisor 1 & 2 Family or Construction Supervisor Specialty or Home Improvement Contractor certificate of registration). The board's own record governs. A license is required for jobs above Home improvement contractor registration is not required when the aggregate contract price for one project is less than $500. source
A homeowner can take a dispute with a registered contractor to state approved private arbitration within 5 years of the contract date. source A homeowner can sue in superior court, district court or small claims court to enforce the home improvement law. source
Homeowner protections in Massachusetts
Home improvement contracts over $1,000 must be in writing and list the contractor's registration number, start and completion dates and payment schedule. source
A deposit before work starts cannot exceed one-third of the contract price, or the cost of special order materials if greater. source
Homeowners who hire an unregistered contractor cannot recover from the Guaranty Fund. source
The Residential Contractors' Guaranty Fund pays up to $25,000 per homeowner for an unpaid court judgment or arbitration award against a registered contractor. source
A Guaranty Fund claim must be filed within 7 years of the contract date. source
Get licensed
For a general contractor working in Massachusetts.
Apply to Construction Supervisor License as a Construction Supervisor or Construction Supervisor 1 & 2 Family or Construction Supervisor Specialty or Home Improvement Contractor certificate of registration.
Yes, the Office of Public Safety and Inspections holds examinations for refrigeration and pipefitter license. source
Experience
Not found on an official source. On an official source.
Bond
Not found on an official source. On an official source.
Insurance
Not found on an official source. On an official source.
Renewal
Refrigeration and pipefitter licenses renew every two years, expiring on the licensee's birthday. source
Reciprocity
Not found on an official source. On an official source.
Fees
Not found on an official source.
RoofingSources checked October 6, 2026
Exam
Yes, the Specialty CSL roof covering license is a construction supervisor license and requires passing the PSI exam. source
Experience
Not found on an official source. On an official source.
Bond
Not found on an official source. On an official source.
Insurance
Not found on an official source. On an official source.
Renewal
2 years (Home improvement contractor registration must be renewed every two year). source
Reciprocity
Not found on an official source. On an official source.
Fees
Home improvement contractor registration fee of $150 for residential roofing on owner occupied home. source
Guaranty Fund payment of $100 with a new home improvement contractor registration (zero to three employees). source
Questions
Does Massachusetts require a contractor license?
Yes, in most cases Massachusetts requires a state license for general contractors. Home improvement contractor registration is not required when the aggregate contract price for one project is less than $500. The Division of Occupational Licensure, Office of Public Safety and Inspections (Construction Supervisor License); Office of Consumer Affairs and Business Regulation (Home Improvement Contractor registration) issues it as one of several credentials, such as Construction Supervisor, Construction Supervisor 1 & 2 Family or Construction Supervisor Specialty.
How do I look up a contractor license in Massachusetts?
The Division of Occupational Licensure, Office of Public Safety and Inspections (Construction Supervisor License); Office of Consumer Affairs and Business Regulation (Home Improvement Contractor registration) keeps the record for general contractors in Massachusetts. Use the official lookup linked in the Look up a license table, and treat the board's own record as final.
How do I look up an electrician license in Massachusetts?
The Board of State Examiners of Electricians (Division of Occupational Licensure) keeps the record for electrical contractors in Massachusetts.
How do I look up a plumbing license in Massachusetts?
The Board of State Examiners of Plumbers and Gas Fitters (Division of Occupational Licensure) keeps the record for plumbing contractors in Massachusetts.
Does Massachusetts have an HVAC license?
The Division of Occupational Licensure, Office of Public Safety and Inspections (refrigeration and pipefitter licenses); Board of Examiners of Sheet Metal Workers (sheet metal, ductwork) keeps the record for HVAC contractors in Massachusetts.
Do roofers need a license in Massachusetts?
The Office of Consumer Affairs and Business Regulation (Home Improvement Contractor registration) keeps the record for roofing contractors in Massachusetts. We did not find a public online lookup, so contact the board through the link in the Look up a license table.