Requirements, license levels, and the issuing authority, sourced from Hawaii's official board.
The classification that covers HVAC is C-52 Ventilating and air conditioning contractor, which covers warm-air heating, air cooling, complete ventilating and complete air conditioning systems including piping, non-electrical controls, instrumentation and building automation; refrigeration is the separate C-40 classification. Hawaii licenses the contracting business or its responsible managing employee, not individual HVAC journeyworkers, so a technician employed by a licensed C-52 or C-40 firm holds no state HVAC license of their own. Refrigerant work requires federal EPA Section 608 certification.
| Requirements | At least 18 years old; a good reputation for honesty, truthfulness, financial integrity and fair dealing; 4 years of supervisory experience within the past 10 years; a passing score on the examination in the classification sought; and liability and workers' compensation insurance. The application requires a $50 non-refundable fee per classification, at least 3 notarized experience certificates (at least one per classification, and no two in the same classification from the same person), a chronological history of projects, a financial statement, a credit report and a tax clearance. Applications must reach the board's Honolulu office by the first Tuesday of the month before the scheduled meeting; approved applicants then register with the testing agency. |
| Reciprocity | The Department of Commerce and Consumer Affairs Contractors License Board answers the question directly in its own FAQ: asked whether Hawaii has reciprocity agreements with other states, the Board answers no, and states that all applicants must meet the same licensing and examination requirements. The answer is board-wide and is not carved out by trade, so it covers the C-52 Ventilating and Air Conditioning classification and the other HVAC, mechanical and refrigeration specialty classifications. HRS chapter 444 contains no reciprocity or endorsement section for standard licensure; the only recognition of an out-of-state contractor license is §444-10.6, emergency licensure, available only during a governor-declared state of emergency or disaster and requiring a current out-of-state license held in good standing for at least two years in a state with similar contractor licensing requirements, plus insurance, bonding and tax clearance. Hawaii Administrative Rules title 16 chapter 77 likewise contains no reciprocity section; §16-77-20 gives the Board discretion to accept reasonably equivalent knowledge, training or experience toward the experience requirement, which is an experience-substitution rule and not an examination waiver or license recognition. |
| Renewal | Every 2 years, by September 30 of each even-numbered year (the current period runs October 1, 2026 to September 30, 2028). On-time renewal is $338 for an entity or sole proprietor on active status, $208 for an RME and $160 for inactive status; active entities and sole proprietors must hold a current tax clearance dated within 6 months. A forfeited license may be restored within 60 days, after which the person must apply as a new applicant. No general continuing education requirement for contractors appears in the reviewed portion of HAR chapter 16-77. |
| Notes | The classification that covers HVAC is C-52 Ventilating and air conditioning contractor, which covers warm-air heating, air cooling, complete ventilating and complete air conditioning systems including piping, non-electrical controls, instrumentation and building automation; refrigeration is the separate C-40 classification. Hawaii licenses the contracting business or its responsible managing employee, not individual HVAC journeyworkers, so a technician employed by a licensed C-52 or C-40 firm holds no state HVAC license of their own. Refrigerant work requires federal EPA Section 608 certification. |
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Sources: cca.hawaii.gov, cca.hawaii.gov, files.hawaii.gov, cca.hawaii.gov. Always confirm current requirements with the issuing authority.
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