Contractors License Overview
- Connecticut contracting is regulated on the state level by the Dept. of Consumer Protection.
- Home Improvement Contractors, New Home Construction Contractors, and Major Contractors (residential & commercial construction) must be licensed by submitting a proper application. No exams are required for these classifications.
- Occupational Trade licenses, including Electrical, Plumbing, and HVAC, require passing both the CT Business and Law exam and a trade exam. An application for pre-approval must be submitted to PSI before exams can be scheduled and taken.
- Information regarding exam details, reference materials, experience requirements, reciprocity, and other requirements for obtaining and maintaining a license are available by selecting the license links found below.
Connecticut Commercial
Connecticut Limited Contractor (S7)
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Explore Custom Training TodayLimited Contractor (G9)
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Explore Custom Training TodayConnecticut Business and Law
Connecticut Business and Law Examination
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Explore Custom Training TodayConnecticut Electrical
Connecticut Electrical Lines Contractor (L1)
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Explore Custom Training TodayConnecticut Electrical Lines Journeyperson (L2)
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Explore Custom Training TodayConnecticut Limited Electrical Contractor (C5)
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Explore Custom Training TodayConnecticut Limited Electrical Contractor (L5)
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Explore Custom Training TodayConnecticut Limited Electrical Contractor (T1)
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Explore Custom Training TodayConnecticut Limited Electrical Journeyperson (C6)
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Explore Custom Training TodayConnecticut Limited Electrical Journeyperson (L6)
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Explore Custom Training TodayConnecticut Limited Electrical Journeyperson (T2)
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Explore Custom Training TodayConnecticut Limited Electrical Sign Contractor (C7)
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Explore Custom Training TodayConnecticut Limited Electrical Sign Journeyperson (C8)
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Explore Custom Training TodayConnecticut Unlimited Electrical Contractor (E1)
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Explore Custom Training TodayConnecticut Unlimited Electrical JourneyPerson (E2)
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Explore Custom Training TodayConnecticut HVAC and Mechanical
Connecticut Limited Heating, Cooling and Piping (S3)
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Explore Custom Training TodayConnecticut Limited Heating-Cooling Contractor (D3)
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Explore Custom Training TodayConnecticut Limited Heating Cooling Contractor (S9)
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Explore Custom Training TodayConnecticut Limited Heating Cooling Journeyperson (S10)
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Explore Custom Training TodayConnecticut Limited Heating, Cooling & Piping (Journey Level) (S4)
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Explore Custom Training TodayConnecticut Limited Heating, Hot Water and Steam (S5)
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Explore Custom Training TodayConnecticut Limited Heating, Hot Water & Steam (Journey) (S6)
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Explore Custom Training TodayConnecticut Limited Journeyperson (S8)
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Explore Custom Training TodayConnecticut Limited Warm Air, A/C or Refrigeration System Journeyperson (D2)
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Explore Custom Training TodayConnecticut Limited Warm Air, AC or Refrigeration System Contractor (D1)
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Explore Custom Training TodayConnecticut Unlimited Heating, Piping, and Cooling Contractor (S1)
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Explore Custom Training TodayConnecticut Unlimited Heating, Piping & Cooling Journeyperson (S2)
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Explore Custom Training TodayLimited Heating and Cooling Contractor (Valves) (VT1)
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Explore Custom Training TodayLimited Heating and Cooling Journeyperson (Valves) (VT2)
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Explore Custom Training TodayConnecticut Plumbing
Connecticut Limited Heating-Cooling Journeyperson (D4)
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Explore Custom Training TodayLimited Journeyperson (G8)
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Explore Custom Training TodayConnecticut Specialty Trades
Connecticut Limited Gas and Oil, All Applications (B3)
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Explore Custom Training TodayConnecticut Limited Gas and Oil Burner Contractor (B1)
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Explore Custom Training TodayConnecticut Limited Gas and Oil Burner Journeyperson (B2)
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Explore Custom Training TodayConnecticut Limited Gas and Oil Journeyperson (B4)
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Explore Custom Training TodayLimited Natural and LP Gas Contractor (G1)
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Explore Custom Training TodayLimited Natural and LP-Gas Journeyperson (G2)
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