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Connecticut Contractor License

March 2026Reference guideConstructionBids.ai
Back to Contractor Licensing Guide

Quick Answer

CTState License Required

Connecticut requires a state-level contractor license for projects above All new residential construction and alterations require registration. Exam required. NASCLA not accepted. Administered by Department of Consumer Protection.

Licensing & Bidding in Connecticut

Connecticut regulates contractors through the Department of Consumer Protection, and for most general contractor work the state uses registration rather than a traditional license. All new residential construction and alterations require registration, so a contractor bidding residential work in Connecticut must be properly registered before contracting. Home improvement contractors register under the home improvement program, while new home construction contractors fall under separate registration requirements; matching your registration to the type of work you intend to bid is essential, because the wrong category can leave you technically unregistered for the scope you win.

Connecticut requires an exam and imposes 10 hours of continuing education per year, so factor ongoing compliance time and cost into your overhead, not just initial qualification. The state does not accept the NASCLA exam and maintains no formal reciprocity agreements, which means out-of-state contractors cannot rely on credentials earned elsewhere; plan to register and qualify directly in Connecticut before pursuing bids. Specialty trades, including electrical, plumbing, sheet metal, HVAC, and fire protection, are licensed separately from GC registration, so confirm each subcontractor holds the correct trade license in addition to your own registration.

The penalties for operating unregistered escalate with each offense: $1,000 for a first violation, $1,500 for a second, and $3,000 for a third. Beyond the fines, working without proper registration in a consumer-protection-focused state like Connecticut can undermine contract enforceability and damage your standing with the Department of Consumer Protection, which can affect future work. Build registration verification, current continuing education status, and subcontractor trade licensing into your bid preparation so a compliance gap never costs you an awarded Connecticut project or your ability to collect.

Key Facts & Fees

Key Facts

GC License Required
Yes
Threshold
All new residential construction and alterations require registration
Exam Required
Yes
NASCLA Accepted
No
Official Board Website

Fees

Application Fee
$120
License Fee
$235 for initial registration
Renewal Fee
$200 annually

Key Facts

Connecticut requires registration rather than a traditional license for most GC work

Home improvement contractors must register with the Department of Consumer Protection

New home construction contractors have separate registration requirements

Specialty trade licenses are separate from GC registration

Insurance Requirements

General Liability
Required for residential contractors
Workers Comp
Required for all employers
Surety Bond
Not required for general registration

Continuing Education

10 hours per year required

Specialty Licenses Required

ElectricalPlumbingSheet MetalHVACFire Protection

How to Apply

  1. 1Submit a Home Improvement Contractor registration application to the Department of Consumer Protection
  2. 2Pass the PSI exam for home improvement contractors
  3. 3Obtain general liability insurance coverage
  4. 4Obtain workers compensation insurance or exemption
  5. 5Pay the registration fee ($235)
  6. 6Maintain records and renew annually

Penalties for Unlicensed Work

First violation: $1,000 fine; second violation: $1,500; third violation: $3,000

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Questions Contractors Ask

Do I need a contractor license in Connecticut?

Yes. Connecticut requires a state-level contractor license for projects above All new residential construction and alterations require registration. The administering board is Department of Consumer Protection.

Is an exam required in Connecticut?

Yes. Connecticut requires a licensing exam. You must pass the state-specific exam.

What insurance is required in Connecticut?

General Liability: Required for residential contractors. Workers Comp: Required for all employers. Bond: Not required for general registration.

What are the penalties for unlicensed contracting in Connecticut?

First violation: $1,000 fine; second violation: $1,500; third violation: $3,000

Does Connecticut require a license or a registration for general contractors?

Connecticut uses registration rather than a traditional license for most general contractor work, administered by the Department of Consumer Protection. All new residential construction and alterations require registration. Home improvement contractors and new home construction contractors register under separate programs, so match your registration to the work you bid.

Is continuing education required for Connecticut contractors?

Yes. Connecticut requires 10 hours of continuing education per year. This is an ongoing obligation beyond initial qualification, so contractors should budget the time and cost into overhead and keep credits current to maintain active registration and avoid lapses that could disrupt bidding or active projects.

Does Connecticut accept the NASCLA exam or offer reciprocity?

No. Connecticut does not accept the NASCLA exam and has no formal reciprocity agreements. Out-of-state contractors cannot transfer credentials earned elsewhere and must register and qualify directly in Connecticut, including passing the required exam, before bidding or performing covered work.

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