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The California HVAC-R Technician Guide

California requires a C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor license through the Contractors State License Board (CSLB) for HVAC work. Applicants must demonstrate sufficient experience and knowledge in the classification. The Division of Apprenticeship Standards (DAS) oversees apprenticeship programs.

Licensing path Hours Local programs Application steps

What's inside

Who licenses the work

California requires a C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor license through the Contractors State License Board (CSLB) for HVAC work. Applicants must demonstrate sufficient experience and knowledge in...

Hours, exam, and eligibility rules

1. California issues a C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor classification for HVAC work. 2. CSLB applicants must demonstrate required knowledge and experience for the specific license classification...

Apprenticeship authority in California

Registered apprenticeship oversight in California runs through Division of Apprenticeship Standards (DAS) (https://www.dir.ca.gov/das/das.html).

Additional state context

The California Division of Apprenticeship Standards (DAS) develops and oversees apprenticeship programs in the state.

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Original source-backed sections

California licensing authority for Hvac R Technician

California requires a C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor license through the Contractors State License Board (CSLB) for HVAC work. Applicants must demonstrate sufficient experience and knowledge in the classification. The Division of Apprenticeship Standards (DAS) oversees apprenticeship programs.

Licensing rules and hour requirements

1. California issues a C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor classification for HVAC work. (Source: https://www.cslb.ca.gov/About_Us/Library/Licensing_Classifications/Licensing_Classifications_Detail.aspx?Class=C20; verbatim: “A warm-air heating, ventilating and air-conditioning contractor fabricates, installs, maintains, services and repairs warm-air heating systems”)

2. CSLB applicants must demonstrate required knowledge and experience for the specific license classification they are applying for. (Source: https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=BPC&sectionNum=7068.; verbatim: “The board shall require an applicant to show the degree of knowledge and experience in the classification applied for”)

Apprenticeship authority in California

Registered apprenticeship oversight in California runs through Division of Apprenticeship Standards (DAS) (https://www.dir.ca.gov/das/das.html).

Additional state context

The California Division of Apprenticeship Standards (DAS) develops and oversees apprenticeship programs in the state.

Claim map and source URLs

licensing-rules (2)
  • California issues a C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor classification for HVAC work.

    tier1 Sources
  • CSLB applicants must demonstrate required knowledge and experience for the specific license classification they are applying for.

    tier1 Sources
additional-state-context (1)
  • The California Division of Apprenticeship Standards (DAS) develops and oversees apprenticeship programs in the state.

    tier1 Sources
en:state:hvac-r-technician:california

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