General contractor · State license
How to become a general contractor in Connecticut
State law and licensing-board sources · Last reviewed October 11, 2026
Connecticut has no general contractor license with an experience requirement or exam. Instead, the Department of Consumer Protection (DCP) requires registrations based on the work you take on: Home Improvement Contractor registration to contract with homeowners on residential property, New Home Construction Contractor registration to build new homes, and Major Contractor registration for structural work on large buildings. Electrical, plumbing and HVAC (heating, ventilation and air conditioning) work still needs the separate trade licenses. [1][2][3][4]
New to the trade?
Starting from zero in Connecticut
There's no license exam to start as a builder in Connecticut. Most people begin by working for a contractor to learn the work; when you're ready to contract with homeowners yourself, you register with DCP as a Home Improvement Contractor, buy $20,000 of liability insurance and pay $220. If you want to work in the licensed trades, you need a registered apprenticeship. [4][5][6]
High school diploma or GED
Not required by state law for a DCP registration: the Home Improvement law asks applicants for a felony-conviction statement and proof of insurance, not education. Union carpentry training (the North Atlantic States Carpenters Training Fund) sets its own requirements You start by attending one of its information sessions. [4][5][11]
Working for someone else
You don't need a registration to work as an employee or subcontractor: DCP's definition of home improvement excludes subcontracted work. The registration is for the person or company that contracts with the homeowner. [1]
Register before you sell jobs
State law bars holding yourself out as a home improvement contractor without a certificate of registration. Apply online through eLicense LLCs (short for limited liability company) and corporations must first register with the Secretary of the State, and an individual registration doesn't cover your LLC. [4][5]
Trade work
Work covered by a trade license (electrical, plumbing, heating and cooling) isn't home improvement work It requires the matching DCP license, which starts with a registered apprenticeship. See the Connecticut electrician and plumber pages. [1][6]
Carpentry apprenticeships
The North Atlantic States Carpenters Training Fund runs a four-year union carpentry apprenticeship. To apply you must first attend an information session, held at 6:00 p.m. on the first Monday of each month in several places including Yalesville, Connecticut (as of October 2026, the next one is November 2, 2026). The online application opens at the end of the session. [10][11]
Still in high school?
Connecticut's technical high schools (CTECS) offer carpentry and other construction programs, and juniors and seniors who are at least 16 can do paid Work-Based Learning with an employer during trade time. The state education department lists Architecture and Construction among its career and technical education clusters. [13][14][15]
Where to apply in ConnecticutHow to get an apprenticeshipHelper jobs
Licensing office Connecticut Department of Consumer Protection (DCP), License Services Division [1][4]
Connecticut contractor license at a glance
- Home Improvement Contractor
- $220 a year ($120 registration plus $100 guaranty fund) $20,000 general liability insurance; expires March 31 [4][5]
- New Home Construction Contractor
- $360 ($240 registration plus $120 guaranty fund) $20,000 general liability insurance; expires March 31 [2]
- Major Contractor
- For structural work on "threshold" buildings (for example 4 stories, 60 feet tall or 150,000 square feet) Two credit references; renewal $500 a year by June 30 [3]
On this page
The license pathway in Connecticut
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1
Home Improvement Contractor (HIC)
- $220 ($120 registration plus $100 guaranty fund)
- Yearly; expires March 31
Required to contract with a consumer for work on residential property, such as roofs, siding, windows, decks, flooring or painting, when the job is $200 or more. You need $20,000 of general liability insurance and must apply online. [1][4][5]
-
2
New Home Construction Contractor
- $360 ($240 registration plus $120 guaranty fund)
- Yearly; expires March 31
Required to build or sell a new home (single-family, two-family or condominium unit) before occupancy, including speculative homes. You can add home improvement work for an extra $100 guaranty fund fee. [2]
-
3
Major Contractor
- $500 renewal (yearly)
- Yearly; expires June 30
Required for construction, structural repair, alteration or demolition of buildings above the state's threshold size, including subcontractors such as roofers and masons whose work affects structure. You submit two credit references, one from a supplier or subcontractor and one from a bank. [3]
Who needs to register in Connecticut
Home improvement: Under the Home Improvement Act, anyone who contracts with a consumer for work on residential property must register with DCP. That includes permanent changes such as driveways, pools, porches, garages, roofs, siding, insulation, flooring, painting, fences, doors and windows. It doesn't include work on your own home, subcontracted work, trade-licensed work, commercial property, jobs under $200, or building new homes.
New homes: Anyone who contracts to build or sell a new single-family home, two-family unit or condominium unit before occupancy needs a New Home Construction Contractor registration, unless the combined contracts for that home are under $3,500.
Large buildings: Structural work on "threshold" buildings (at least 4 stories, 60 feet tall, a 150-foot clear span, 150,000 square feet, or an occupancy of 1,000 people, plus other limits for some building types) needs a Major Contractor registration. Small commercial buildings below the thresholds don't. [1][2][3]
Fees, insurance and renewal
- Home Improvement: $220 ($120 registration fee set by law plus a $100 guaranty fund payment); $20,000 general liability insurance; expires every March 31.
- New Home Construction: $360 ($240 registration plus $120 guaranty fund), plus $100 more to add home improvement work; $20,000 general liability insurance; expires every March 31.
- Major Contractor: two credit references; registrations expire every June 30 and renew for $500.
You must show your registration number in advertising, and update your application information (contact, insurance, criminal history) within 30 days of a change. [2][3][4][5]
Trade licenses are separate
A registration doesn't let you do electrical, plumbing or heating and cooling work yourself. Those trades are licensed by DCP and require a registered apprenticeship and an exam. A registered contractor hires licensed trade contractors for that work. See the Connecticut electrician, plumber and HVAC pages. [1][6]
Steps to get licensed in Connecticut
Learn the work
Work for a contractor or join a registered apprenticeship; the Department of Labor lists apprenticeship sponsors. [7][8]
Set up your business
If you'll contract as an LLC or corporation, register it with the Secretary of the State first. Get at least $20,000 of general liability insurance. [5]
Register with DCP for the work you'll do
Apply online through eLicense: Home Improvement ($220), New Home Construction ($360) or Major Contractor, depending on your jobs. [2][3][5]
Renew every year
Home Improvement and New Home Construction registrations expire every March 31; Major Contractor registrations expire every June 30 ($500 renewal). [2][3][4]
Where to get the hours
Programs that train general contractors in or for Connecticut, from their own official pages. Listed by type, not ranked.
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Union
North Atlantic States Carpenters Training Fund
A four-year union carpentry apprenticeship with classroom and on-the-job training; Connecticut applicants attend an information session in Yalesville first. The Department of Labor's building trades directory lists it for Connecticut. [10][11][12]
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State program
Connecticut Department of Labor, Office of Apprenticeship Training
Registers apprentices and sponsors in construction and other trades and publishes the list of apprenticeship employers and regional contacts. [7][8]
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School
The state's technical high schools teach carpentry and other construction trades, with paid work-based learning for eligible juniors and seniors. [13][14]
Licensed in another state?
We didn't find a reciprocity agreement published by the licensing office for this license. Ask the office how it treats an out-of-state license or experience before you apply.
Questions people ask
Does Connecticut have a general contractor license?
No. Connecticut uses DCP registrations instead: Home Improvement Contractor for residential work, New Home Construction Contractor for new homes, and Major Contractor for structural work on large buildings. None requires an exam. [1][2][3][4]
How much does a Connecticut home improvement registration cost?
DCP's application fee is $220, made up of the $120 registration fee and the $100 yearly guaranty fund payment. You also need at least $20,000 of general liability insurance. [4][5]
Do I need to register to work for a contractor?
Not as a subcontractor: DCP says home improvement doesn't include subcontracted work. The registration is for whoever contracts with the homeowner. [1]
Can I transfer an out-of-state contractor registration to Connecticut?
State law (section 21a-11b) says DCP shall issue a home improvement or new home construction registration to a Connecticut resident, or the spouse of an active-duty service member stationed here, who holds that credential in another state, has at least four years of experience, is in good standing, passes any background check and any required exam, and pays the fees. That section doesn't cover the Major Contractor registration. [9]
Sources (15)
- Home Improvement Contractor, Connecticut Department of Consumer Protection. Accessed October 11, 2026.
- New Home Construction Contractor, Connecticut Department of Consumer Protection. Accessed October 11, 2026.
- Major Contractor Registration, Connecticut Department of Consumer Protection. Accessed October 11, 2026.
- Chapter 400: Home Improvements (revised to January 1, 2025), Connecticut General Assembly. Accessed October 11, 2026.
- Home Improvement Contractor Application, Connecticut Department of Consumer Protection. Accessed October 11, 2026.
- Chapter 393: Electricians, Plumbers, Solar, Heating, Piping and Cooling Contractors and Journeymen... (revised to January 1, 2025), Connecticut General Assembly. Accessed October 11, 2026.
- Office of Apprenticeship Training, Connecticut Department of Labor. Accessed October 11, 2026.
- How do I become a Registered Apprentice?, Connecticut Department of Labor. Accessed October 11, 2026.
- Chapter 416, section 21a-11b: Licenses for persons licensed in another United States jurisdiction, Connecticut General Assembly. Accessed October 11, 2026.
- North Atlantic States Carpenters Training Fund, North Atlantic States Carpenters Training Fund. Accessed October 11, 2026.
- Information Sessions and Becoming an Apprentice, North Atlantic States Carpenters Training Fund. Accessed October 11, 2026.
- Connecticut Building Construction Trades Apprenticeship Programs (JATDCC directory), Connecticut Department of Labor (hosted); Joint Apprenticeship Training Directors Committee of Connecticut. Accessed October 11, 2026.
- Construction Cluster, Connecticut Technical Education and Career System. Accessed October 11, 2026.
- Work-based Learning, Connecticut Technical Education and Career System. Accessed October 11, 2026.
- Career Clusters, Career Pathways, Programs of Study, Connecticut State Department of Education. Accessed October 11, 2026.