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California HVAC license renewal & CE

When to renew, how many CE hours you need, what topics count, and where to find approved courses. Checked .

Quick answer

Renewal rules by license

C-20 Warm-Air Heating, Ventilating and Air-Conditioning

RenewalEvery 2 years (active). Active licenses renew every two years from the month they were issued. Renew on time to avoid the delinquent fee.Source: cslb.ca.gov · as of · Sole-owner active renewal $450; non-sole $700 on the CSLB fee list.
CE hours & topicsCSLB’s public fee and renewal pages do not list a statewide CE hour requirement for C-20. Confirm with CSLB if a local agency or specialty certification adds hours.Not confirmedSource: cslb.ca.gov · as of
Fees
  • Original application (one classification): $450
  • Initial license — sole owner: $200
  • Initial license — non-sole owner: $350
  • Active renewal — sole owner: $450
  • Active renewal — non-sole owner: $700
Source: cslb.ca.gov · as of · Also budget the $25,000 contractor bond and workers’ comp (C-20 cannot claim the no-employees exemption).

Approved CE provider lists (official)

    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:

    • Whether any statewide CE hours apply to C-20 renewals beyond what the fee schedule shows.
      Ask: CSLB (contact source, as of )

    FAQ

    What does renewal cost?

    Active sole-owner renewal $450; non-sole owner $700 every two years.

    Is CE required?

    CSLB’s fee pages don’t list statewide CE hours for C-20 — confirm if anything local applies.

    Not licensed yet? See How to get an HVAC license in California.

    Other states

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