Certificate of Insurance Requirements in Massachusetts

Massachusetts requires workers comp for all employers; GCs and PMs verify certificates rigorously on every job.

What contractors in Massachusetts must carry

Workers comp mandatory; additional insured endorsements widely required.

Key facts about Massachusetts COI compliance

  • Workers comp is mandatory for all employers
  • GCs and PMs verify certificates rigorously on every job
  • One of the strictest workers comp states in the country

Typical requirements in Massachusetts

General liability$1M+ standard
Workers compensationMandatory for all employers
Additional insuredWidely required

Typical contract terms in Massachusetts — always confirm with your legal counsel and insurer.

Statutory basis

Key references: M.G.L. c.152. Note that contract requirements often exceed state law — most commercial agreements in Massachusetts require $1M+ general liability and additional insured endorsements regardless of statute.

How COIFort keeps you compliant in Massachusetts

You define the requirement template once — coverage types, minimum limits, additional insured. Every certificate a Massachusetts-based vendor uploads is automatically verified against it, and renewal reminders fire before any expiration. Your certificate history is audit-ready 24/7.

Frequently asked questions about Massachusetts COI requirements

Workers comp mandatory; additional insured endorsements widely required. In Massachusetts, coverage rules are defined by M.G.L. c.152. COIFort lets you require workers comp from every contractor and flags any certificate that does not include it.
Massachusetts requires workers comp for all employers; GCs and PMs verify certificates rigorously on every job. Beyond state law, most commercial contracts in Massachusetts require $1M+ general liability and additional insured endorsements — COIFort verifies every submitted certificate against your exact template.
COIFort emails each contractor a secure upload link, verifies coverage types, limits and dates against your requirements, and reminds both sides before any certificate expires. No spreadsheets, no chasing.