Requirements, license levels, and the issuing authority — sourced from North Carolina's official board.
Refrigerant work requires federal EPA Section 608 certification. Board administers its own examinations (prior 'PSI' and '2yr/4,000hr' details did not match the official technician requirements).
| Requirements | Technician: on-site full-time experience in the applicable category - Class I requires 18 months (3,000 hours); Class II requires 15 months (2,500 hours) - plus passing the Board's exam. Contractor (Heating Groups) requires qualifying experience and passing the corresponding Board exam. |
| Reciprocity | Limited; handled case-by-case by the Board. |
| Renewal | Annual; all licenses expire December 31; renewal window opens ~Oct 1. Expired licenses renewable up to 3 years with back/late fees. |
| Notes | Refrigerant work requires federal EPA Section 608 certification. Board administers its own examinations (prior 'PSI' and '2yr/4,000hr' details did not match the official technician requirements). |
Sources: nclicensing.org · nclicensing.org · nclicensing.org. Always confirm current requirements with the issuing authority.
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