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How to get an HVAC license in Connecticut

Hours, exam, fees and renewal for HVAC work in Connecticut. Taken from official CT pages and checked .

Quick answer
  • Licensing body: Connecticut Department of Consumer Protection — Heating, Piping, Cooling and Sheet Metal Work Examining Board
  • State journeyman license: Yes (Statewide heating/piping/cooling journeyperson and contractor licenses (S-1/S-2 and limited classes).)
  • Heating / Piping / Cooling Journeyperson (e.g. S-2 path): Common paths: Connecticut DOL apprenticeship, or equivalent experience and training. For unlimited S-1 contractor via equivalent experience, DCP charts 12,000 OJT hours + 576 classroom hours (8,000 journeyperson-level + 2 years/4,000). Match the chart for your exact class (S-2/S-3/D-1, etc.).
  • Exam: see below, via DCP exam vendor
  • Code edition: Every individual applicant takes exam(s); separate fees to the exam vendor. No reciprocal agreements with other jurisdictions.

Requirements by license

Heating / Piping / Cooling Journeyperson (e.g. S-2 path)

ExperienceCommon paths: Connecticut DOL apprenticeship, or equivalent experience and training. For unlimited S-1 contractor via equivalent experience, DCP charts 12,000 OJT hours + 576 classroom hours (8,000 journeyperson-level + 2 years/4,000). Match the chart for your exact class (S-2/S-3/D-1, etc.).Source: portal.ct.gov · as of
ExamDCP exam vendor. Apply for the correct license type, then sit the required exam(s). Vendor fees are separate from the DCP application fee.Source: portal.ct.gov · as of
Fees
  • Journeyperson application (nonrefundable): $90
  • Annual renewal (journeyperson): $120
Source: portal.ct.gov · as of
RenewalEvery 1 year. All heating, cooling and sheet metal work licenses expire August 31 annually. Renewal: contractor $150; journeyperson $120.Source: portal.ct.gov · as of
CE to renewDCP’s occupational CE hub lists electrical and plumbing, not heating/cooling. C.G.S. 20-335 contemplates CE when regulations require it — none listed for HVAC on the CE page as of this check.Not confirmedSource: portal.ct.gov · as of

Heating / Piping / Cooling Contractor (e.g. S-1)

ExperienceIf you have held the matching journeyperson license more than two years, use the contractor application path. Equivalent-experience path for S-1: 12,000 OJT + 576 classroom hours (see DCP chart). Individuals only.Source: portal.ct.gov · as of
ExamDCP exam vendor. Exam required; vendor fees separate. Application fee $150 nonrefundable.Source: portal.ct.gov · as of
Fees
  • Contractor application (nonrefundable): $150
  • Annual renewal (contractor): $150
Source: portal.ct.gov · as of
RenewalEvery 1 year. Expires August 31 each year. Renewal fee $150.Source: portal.ct.gov · as of
CE to renewNo heating/cooling CE course list on DCP’s CE page — confirm before renewal.Not confirmedSource: portal.ct.gov · as of

License types in Connecticut

  • Heating, piping and cooling journeyperson (e.g. S-2 unlimited and limited classes)
  • Heating, piping and cooling contractor (e.g. S-1 after 2+ years as journeyperson)
  • Sheet metal / hearth / fuel-gas related classes
Source: portal.ct.gov · as of

Reciprocity (licensed in another state?)

Connecticut states it does not have reciprocal agreements with any other jurisdiction for these licenses. Out-of-state applicants use the equivalent experience/license application paths.Source: portal.ct.gov · as of

What we couldn't confirm yet

We only publish what we can tie to an official source. These items aren't published anywhere we could verify, so ask the office listed:

FAQ

CT HVAC license?

DCP heating/piping/cooling journeyperson and contractor licenses (individuals only). No company card.

Reciprocity?

DCP says no reciprocal agreements — use equivalent experience/out-of-state paths.

Already licensed? See Connecticut HVAC license renewal & CE.

Other states

Compare every state side by side: license requirements by state · renewal & CE by state.