Beyond operational risks, Massachusetts requires licensed plumbers, and many contracts require proof of insurance to qualify.
All plumbers must hold a license from the Board of State Examiners of Plumbers and Gas Fitters.
License / Contractor Levels
Required for many contracts / licensing; covers injury, property damage, legal defense.
Required if you have employees; Massachusetts enforces this strictly.
Required in some municipal/state contracts; typical bonds range USD 5,000 – USD 20,000.
For business vehicles, covering accidents, liability, theft.
Protection for costly plumbing tools in transit or on job sites.
Geography: Boston area higher than rural
Business size
Claims history
Contract type (public/commercial)
Policy limits / equipment value
Yes, for licensing and qualifying for municipal or state contracts.
Only if they employ others.
A USD 10,000 bond might carry a premium between USD 100 and USD 500.
You risk losing license, fines, lawsuits.
Improve credit, bundle policies, pick suitable limits, maintain clean claim history.
