HVAC Exam Prep / California
HVAC — CA
HVAC Exam & Licensing in California
EPA 608 certification is required federally. Here's how to get your state HVAC contractor license in California on top of it.
License Details
- State License Name
- C-20 HVAC Contractor License
- Licensing Body
- California Contractors State License Board (CSLB)
- Exam Provider
- PSI Exams
- Passing Score
- 70%
- Exam Fee
- $450
- Federal EPA 608
- Required — Universal recommended
Note: Always verify current requirements with California Contractors State License Board (CSLB).
California HVAC Notes
C-20 Warm-Air Heating, Ventilating and Air-Conditioning license required. EPA 608 mandatory for refrigerant work.
About the EPA 608 Exam
The EPA 608 Universal exam has 100 questions across 4 sections (Core, Type I, II, III). You must score 70% on each section independently. The Core covers environmental regulations, leak rates, and safe refrigerant handling. Types I–III cover equipment- specific recovery and service procedures. The exam is closed-book.