State licensing directory

California fire protection licensing

Who licenses fire sprinkler, fire alarm, extinguisher and kitchen hood work in California, from official state sources.

All states

Who licenses what

Type of workLicensing agencyLicense typesStatus
Fire sprinkler workInstallation: California Contractors State License Board (CSLB). Inspection, testing and maintenance: CAL FIRE Office of the State Fire Marshal (OSFM), Automatic Extinguishing Systems programC-16 Fire Protection Contractor (CSLB): lays out, fabricates and installs all types of fire protection systems, excluding electrical alarm systems. Servicing automatic extinguishing systems requires an OSFM "A" license or a C-16 (19 CCR 905): Type 1 water-based systems; Type L limited, for entities testing their own wet pipe sprinklers, standpipes and fire mains. A Weekly Fire Pump Test Certificate is also issued.Verified
Fire alarm workCSLBC-10 Electrical Contractor (the C-16 classification expressly excludes electrical alarm systems). OSFM fire alarm program details being verified.Verified
Portable extinguisher serviceOSFM, Fire Extinguisher program (19 CCR Chapter 3)Fire extinguisher Concern license (business servicing for a fee), Limited "L" license (servicing own extinguishers), and individual Certificate of Registration.Verified
Kitchen hood suppression and exhaust workOSFMServicing pre-engineered and engineered fixed systems: OSFM Type 2 "A" license (19 CCR 905). Hood and duct cleaning: details being verified.Verified

Fees, renewal and key rules

  • OSFM AES license fees (19 CCR 905.3, amended July 1, 2025), original and renewal: Type 1 or Type 2, $635 primary location and $125 each additional location; Type L $170 ($425 with state inspection); Weekly Fire Pump Test Certificate $100. Late fee: 50% of the application fee.
  • OSFM AES licenses run through December 31 of the year issued and renew annually (January 1 to December 31).
  • OSFM extinguisher fees (19 CCR 560): Concern license, original or annual renewal, $1,050; Limited license $600; Certificate of Registration $185, renewed annually including a recertification exam.
  • CSLB fees: application $450; initial license $200 (sole owner) or $350 (non-sole owner); active timely renewal $450 sole owner or $700 non-sole owner (C-10 contractors pay $470 / $720).
  • Apply for or renew OSFM licenses online through GOVmotus Fire.

Town and fire marshal reporting

Local fire departments set report submission rules; ask the local fire authority.

Official sources

Last reviewed October 2026. General information only, not legal advice. Fees and rules change; confirm with the agency before applying.

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