
Bond and insurance by trade in Massachusetts
Bond and insurance rules for electrical, plumbing, HVAC and roofing: check with Board of State Examiners of Electricians, Board of State Examiners of Plumbers and Gas Fitters, Sheet metal / HVAC licensing (DPL), Office of Consumer Affairs and Business Regulation.
How much is the contractor bond in Massachusetts?
Massachusetts does not require a surety bond to register as a Home Improvement Contractor or to hold a Construction Supervisor License. Instead, every registrant pays into the Residential Contractor's Guaranty Fund, which pays homeowner claims.1
Can a Massachusetts contractor be exempt from workers' comp?
State law requires every employer to provide workers' compensation coverage for its employees, either through insurance or by being licensed as a self-insurer. The CSL continuing education includes a topic on business practices and workers' compensation.2
What is a certificate of insurance?
It's the one-page summary (usually an ACORD 25 form) a contractor's agent issues to show the policies, limits and dates in force. How to read and check one
Sources
- Office of Consumer Affairs and Business Regulation: bond (mass.gov, 2026-10-27)
- Office of Consumer Affairs and Business Regulation: workers' comp (malegislature.gov, 2026-10-27)