How often do I need to renew my Denver HVAC Contractor License in Colorado?

The Denver HVAC Contractor License in Colorado must be renewed every 36 months.

How much does it cost to renew a Denver HVAC Contractor License in Colorado?

The renewal cost for a Denver HVAC Contractor License in Colorado is $250.00.

What happens if my Denver HVAC Contractor License expires in Colorado?

Performing HVAC work without a valid Denver license can result in fines, stop-work orders, and referral to the city attorney for enforcement action.

Colorado renewal guide

Denver HVAC Contractor License

If this license is up for renewal, this page gives you the fee, the timeline, and the items that usually hold the filing up.

Start here

What matters before you file.

Check the fee, the renewal window, and the documents or insurance records that can slow approval down.

Issuing authority

Denver Community Planning and Development (CPD)

Renewal period

Every 36 months

Renewal fee

$250.00

Late penalty

$75.00

Bond requirement

No

Insurance requirement

Yes — General Liability, Workers' Compensation

Before you renew

Get the filing straight.

1
Check the insurance certificates

Make sure the required policies are current and match what the board or agency expects before you file.
2
File with the board

File through Denver Community Planning and Development (CPD) and pay the $250.00 renewal fee once the supporting proof is ready.
Renew online
3
Leave room for processing

Typical processing time is 30 days, so do not wait until the last minute.

If you miss the deadline, the late penalty is $75.00, with a 30-day grace period.

Detailed notes

The fine print is here.

Denver HVAC Contractor License

The City and County of Denver requires HVAC contractors to hold a valid license issued by the Community Planning and Development (CPD) department. This license covers heating, ventilation, air conditioning, and refrigeration work within Denver city limits.

Requirements

Experience: Demonstrated HVAC installation and repair experience
Examination: Must pass the Denver mechanical contractor exam
Insurance: General liability and workers' compensation required
EPA Certification: Section 608 certification recommended for refrigerant handling
Application Fee: $250

Renewal Information

Renewal Period: Every 3 years
Renewal Fee: $250
Late Penalty: $75 within 30-day grace period

Scope of Work

Covers installation, maintenance, and repair of HVAC systems in residential and commercial buildings within Denver. Includes furnaces, air conditioners, heat pumps, ductwork, and refrigeration systems.

*Disclaimer: This information is provided for general reference only and does not constitute legal advice. Always verify current requirements directly with Denver CPD.*

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