HVAC Technician License Requirements in California
| Licensing Authority | Contractors State License Board (CSLB) |
| License Type | C-20 - HVAC |
| Experience Required | 4 years of journeyman-level HVAC experience within the last 10 years |
| Education Substitute | Accredited degree substitutes up to 3 years |
| Exam Required | Yes — Law & Business + C-20 HVAC Trade |
| Bond Required | Yes — $25,000 |
| Insurance | General liability: recommended. Workers comp: required |
| Continuing Education | Not required |
| Processing Time | 6-12 weeks |
Fee Breakdown
| Application Fee | $450 |
| Initial License Fee | $200 |
| Fingerprinting | $49 |
| Est. Initial Total | $699 |
Renewal: $450 every 2 years
Exam Requirements
Law & Business
C-20 HVAC Trade
Exam provider: PSI
License Reciprocity
This state has reciprocity agreements with 4 states. View full reciprocity details — You may be able to skip the trade exam if you hold a valid license from one of these states.
Notes
- 2026 change: Workers comp now mandatory for all C-20 holders, including sole proprietors
Frequently Asked Questions
Do I need an hvac technician license in California?
Yes, California requires a statewide hvac technician license through the Contractors State License Board.
How much does an hvac technician license cost in California?
The estimated initial cost is $699, including application, exam, and license fees. A $25,000 surety bond is also required.
What experience do I need for an hvac technician license in California?
4 years of journeyman-level HVAC experience within the last 10 years Education substitute: Accredited degree substitutes up to 3 years
What exams are required for an hvac technician license in California?
You must pass the Law & Business and C-20 HVAC Trade exams. A passing score of 72% is required. Exams are administered by PSI.
Do I need a bond for an hvac technician license in California?
Yes, a $25,000 surety bond is required.
Does California have hvac technician license reciprocity?
Yes, California has reciprocity agreements with 4 states that may apply to hvac technicians. Licensed contractors from these states may be eligible to skip certain exams or have an expedited application process.
How long does it take to get an hvac technician license in California?
Processing time is typically 6-12 weeks after submitting a complete application.
Is continuing education required for hvac technicians in California?
No, California does not currently require continuing education for hvac technician license renewal.
Data last verified: 2026-04-02 | Source: CSLB