On this page
Key takeaways
- California: 12,231 licenses list class C-20 (CSLB, Oct 2026).
- Texas A/C and refrigeration contractors are licensed by TDLR — searchable in our Texas lookup..
- Always confirm on the official state portal before hiring.
Search now
- Free, no sign-up
- Official state data
- Result in seconds
Who licenses hvac contractors
Texas A/C and refrigeration contractors are licensed by TDLR — searchable in our Texas lookup.
Verify before you hire
Status, expiry and (in CA) bond and workers' comp — from official data.
How to verify
- Get the license number.
- Search above or on the state portal.
- Confirm active status and expiry.
- Confirm the classification (C-20 in CA) matches the job.
- Ask for insurance and bond proof.
Hiring checklist
Hiring a hvac contractor — checklist
- License active, correct classification
- Expiry after project end
- Insurance certificate received
- Permit pulled where required
- Written contract matches licensed name
Are you the contractor?
Verify before you hire
Status, expiry and (in CA) bond and workers' comp — from official data.