Connecticut (CT)

Connecticut subcontractor insurance & compliance requirements

If you're a general contractor hiring subcontractors in Connecticut, here are the certificates and documents you should collect and keep current, and how TradeGuard tracks them automatically.

State contractor license
Required
OSHA
State OSHA plan
Contractor bond
Required

Documents to collect from subcontractors in Connecticut

The core compliance documents a GC should require and keep current for each sub.

Contractor LicenseRequired

State-issued contractor license or registration

General Liability COIRequired

Certificate of Insurance for General Liability coverage

Workers Compensation COIRequired

Certificate of Insurance for Workers Compensation coverage, required for any sub with employees

W-9 / EIN FormRequired

Required for tax reporting on payments over $600

OSHA 10 CertificationRecommended

Required on many public and private commercial projects

Performance BondConditional

Required on public works projects over threshold

Payment BondConditional

Required alongside performance bond on public projects

Bid BondConditional

Required when bidding on public construction contracts; guarantees contractor will honor the bid if awarded

Surety Bond / License BondConditional

State-required surety bond posted as part of contractor license or registration; collect certificate from sub

Licensing

New Home Construction and Home Improvement require registration with the CT Dept of Consumer Protection. Commercial GC work has separate licensing.

OSHA

Connecticut operates an approved state OSHA plan. CT has a state OSHA plan for public sector employees only; private sector covered by federal OSHA

Bonding

$20,000 surety bond for home improvement contractor registration

Agencies
  • DCP: Connecticut Dept of Consumer Protection
  • CTDOL: Connecticut Dept of Labor

Summary for Connecticut

Public sector employees covered by state OSHA plan; private sector under federal OSHA.

Track all of this automatically in Connecticut

TradeGuard collects every subcontractor's COI, license, and OSHA docs, flags Connecticut compliance gaps, and warns you before anything expires. Stop tracking it in a spreadsheet.

No credit card required · Cancel anytime · See how COI tracking works

Connecticut compliance FAQ

Do subcontractors need a contractor license in Connecticut?+

New Home Construction and Home Improvement require registration with the CT Dept of Consumer Protection. Commercial GC work has separate licensing.

Does Connecticut follow federal OSHA or a state OSHA plan?+

Connecticut runs its own OSHA-approved state plan. CT has a state OSHA plan for public sector employees only; private sector covered by federal OSHA

Is a surety bond required for contractors in Connecticut?+

Yes. $20,000 surety bond for home improvement contractor registration

This page is general information, not legal advice. Requirements change; confirm current rules with the relevant Connecticut agencies before relying on them.

Other states