Plain-language guides to licensing, public bidding and getting paid in Connecticut, written from the statutes, rules and agency pages and linked to them.
Licensing
Connecticut's Department of Consumer Protection registers home improvement contractors, new home construction contractors and major contractors, and licenses the trades.
Reviewed Oct 30, 2026
Bidding
CTDOT prequalifies its own prime contractors, and each bidder must send a Bid Proposal Request Form (Part C) and get approval for each project.
Reviewed Oct 30, 2026
Payment
In Connecticut, lodge a lien certificate within 90 days after you stop work and serve the owner within 30 days after that. Liens expire after one year without a foreclosure action.
Reviewed Oct 30, 2026
Procurement
Connecticut state agencies post bids on CTsource, the state's eProcurement system.
Reviewed Oct 30, 2026
Guides are general information, not legal advice.