How do I become an HVAC apprentice in Washington?
Short answer:Who licenses this trade: State, electrical side only: L&I HVAC/refrigeration specialty electrician certificate (06A). Experience before the journeyman exam: 06A specialty exam: 4,000 hours of work experience in the specialty and 48 hours of basic classroom instruction. Who can supervise an apprentice: A certified specialty electrician for that kind of work, or a journey level electrician, at least 75% of the time.
Last checked. Official source: lni.wa.gov.

Licensing rules
| Who licenses this trade | State, electrical side only: L&I HVAC/refrigeration specialty electrician certificate (06A)Official source: lni.wa.gov |
|---|---|
| Apprentice registration | Not yet confirmed with an official source, check the official link. |
| Experience before the journeyman exam | 06A specialty exam: 4,000 hours of work experience in the specialty and 48 hours of basic classroom instructionOfficial source: lni.wa.gov |
| Apprentices per supervisor | Not yet confirmed with an official source, check the official link. |
| Who can supervise an apprentice | A certified specialty electrician for that kind of work, or a journey level electrician, at least 75% of the timeOfficial source: lni.wa.gov |
Last checked . 3 of 5 items confirmed against official sources; flagged items are still pending.
Frequently asked questions
Who licenses HVAC technicians in Washington?
State, electrical side only: L&I HVAC/refrigeration specialty electrician certificate (06A).Source: lni.wa.gov
How much experience do you need before the journeyman HVAC technician exam in Washington?
06A specialty exam: 4,000 hours of work experience in the specialty and 48 hours of basic classroom instruction.Source: lni.wa.gov
Who can supervise an HVAC apprentice in Washington?
A certified specialty electrician for that kind of work, or a journey level electrician, at least 75% of the time.Source: lni.wa.gov
HVAC technicians and apprentices in Washington
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Next steps
Electrical in Washington · Plumbing in Washington · Washington overview · HVAC in every state