CT

Connecticut Construction Compliance Requirements

Everything general contractors need to know about lien law, prevailing wage, insurance, and OSHA compliance in Connecticut.

Mechanics Lien Law

Connecticut mechanics liens must be filed within 90 days of last furnishing under CGS 49-33 et seq. No preliminary notice required. A Certificate of Mechanics Lien is filed on the land records. Connecticut provides strong lien protections for subcontractors and materialmen.

Key Deadlines

90 days: Mechanics lien filing deadline from last furnishing
1 year: Lien enforcement deadline
30 days: Written notice to owner before lien enforcement

Prevailing Wage Requirements

Connecticut requires prevailing wages on public works projects over $400,000 (new construction) or $100,000 (renovation) under CGS 31-53. Connecticut Department of Labor sets rates. Certified payroll required weekly.

Insurance Requirements

Workers compensation required for all employers with 1+ employees. Minimum $1M general liability, $2M aggregate typical. Connecticut has a competitive private workers comp market.

OSHA & Safety Compliance

Connecticut operates a state OSHA plan through CONN-OSHA covering state and municipal employees only. Private sector follows federal OSHA. Standards for public sector generally mirror federal requirements.

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Last reviewed: April 2026. This guide is for informational purposes only and does not constitute legal advice. Consult a qualified attorney for state-specific legal questions.