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Colorado 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

Mechanical contractor (local)

RenewalSet locally (Boulder County: 3 years from issuance). Boulder County contractor licenses are good for 3 years. Larimer renewals require an updated insurance certificate with the county as certificate holder.Source: bouldercounty.gov · as of
CE hours & topicsNo statewide HVAC CE. Local renewals center on insurance and license status — confirm with your building department.Source: bouldercounty.gov · as of
Fees
  • Boulder County — Commercial Mechanical license: $200
  • Boulder County — Residential Mechanical license: $175
  • Larimer County — Mechanical contractor application: $75
Source: bouldercounty.gov · as of · Larimer fees also on larimer.gov (mechanical $75; biannual mechanical fee $75).

Local mechanical contractor licenses (examples)

Colorado leaves HVAC/mechanical contractor licensing to cities and counties. Below: Boulder County and Larimer County. Denver, Pikes Peak Regional Building Department, and others set their own classes — check before you bid.

Boulder County (unincorporated)

Office: Community Planning & Permitting — Contractor Licensing
Licenses journeymen?No new licenses (see notes)
FeesCommercial Mechanical: $200
Residential Mechanical: $175
RenewalEvery 3 years. License good for 3 years from issuance; keep insurance current
CENot listed as a CE-hour renewal requirement on B60.
NotesLiability min $600,000/occurrence; workers’ comp or state Rejection of Coverage. contractorlicensing@bouldercounty.gov · (303) 441-3930.
Still openExact renewal dollar if different from initial class fee
ContactBoulder County CPP Contractor Licensing · (303) 441-3930 · contractorlicensing@bouldercounty.gov (source)
Source: bouldercounty.gov · as of

Larimer County

Office: Larimer County Building Department — Contractor Licensing
Licenses journeymen?No new licenses (see notes)
FeesMechanical contractor application / biannual fee: $75
RenewalBiannual. Renew online with updated COI naming Larimer County as certificate holder
CENot listed on the contractor-licensing checklist.
NotesSee Building Contractor Licensing Information handout for testing details.
Still openExact gas-piping vs mechanical scope limits
ContactLarimer County Building (source)
Source: larimer.gov · as of

Contact the city or county building department for the job site.

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:

    FAQ

    Boulder County term?

    Contractor licenses are good for 3 years from issuance.

    Larimer mechanical fee?

    $75 application / biannual mechanical fee on the county fee table.

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

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