Idaho HVAC License Requirements
Yes. Idaho licenses HVAC technicians through the Idaho HVAC Board (DOPL). It issues apprentice, journeyman and contractor credentials. Anyone who handles refrigerant also needs federal EPA 608 certification.
State HVAC license · By BrazeJobs Team · Updated
License tiers
| Apprentice | Registration |
| Journeyman | HVAC Journeyman; specialty journeyman |
| Master | No state license |
| Contractor | HVAC Contractor (must hold journeyman first) |
Requirements
| Classroom hours | Apprenticeship classroom |
| Exam | State exam |
| Continuing education | None |
| Local license | No (state license covers) |
| Board | Idaho HVAC Board (DOPL) |
Federal: EPA 608 certification
| Rule | Federal certification required to service or dispose of refrigerant equipment and to buy refrigerant |
Who: anyone who maintains, services, repairs or disposes of equipment that could release refrigerant (attaching gauges, adding or removing refrigerant). Types: Type I (small appliances), Type II (high- and very high-pressure), Type III (low-pressure), Universal (all types). Expiry: credentials do not expire. Buying refrigerant: sellers may sell only to certified technicians or employers of one, with limited exceptions (e.g. small cans of MVAC refrigerant). EPA does not issue cards; approved certifying organizations do. Universal requires a proctored core exam.
Exam
| Exam provider | PSI (for DOPL) |
| Format | Open book |
| Questions | Journeyman: 100; Contractor: 100; Specialty journeyman: 50 |
| Time | Journeyman: 240 minutes; Contractor: 240 minutes; Specialty: 120 minutes |
| Passing score | 70 |
| Bulletin date | 2025-12-10 |
Combined PSI bulletin effective Dec 10, 2025; exam fee $75.
- Source: dopl.idaho.gov · checked November 6, 2026
Licensed in another state or the military
| Military experience credit | Yes: credit for relevant military training; expedited processing |
DOPL page covers service members, veterans and spouses; active military may get renewal fee waivers (Idaho Code 67-2606).
- Source: dopl.idaho.gov · checked November 6, 2026
Apprenticeship
| Registering agency | U.S. Department of Labor Office of Apprenticeship (no state agency) |
Programs register through the Office of Apprenticeship; use the Partner Finder for local sponsors.
- Source: apprenticeship.gov · checked November 6, 2026
Mechanical code
| Code in force | 2018 IMC |
HVAC Board lists current HVAC codes: 2018 IRC, 2018 IFGC, 2018 IMC
- Source: dopl.idaho.gov · checked November 5, 2026