Fire Prevention and Hazardous Materials

Instructions and Forms that will be reviewed by the Fire Prevention and Hazardous Materials Division of Permit Sonoma.

Instructions and Forms

FIR-002 Accessory Dwelling Unit State Law Fire Sprinkler Exemption (PDF)
Use this form to apply for a fire sprinkler exemption for an accessory dwelling unit (ADU). (Version: 05/17/2023)
FIR-009 Road Name Application (PDF)
Use this form to apply for a new name for your road. (Version: 10/23/2023)
FIR-011 Underground Storage Tank (UST) Application (PDF)
(Version: 11/16/2023)
FIR-016 Application and Permit for Fireworks Display (PDF)
Application for use of fireworks in Sonoma County. This application is not a valid permit until signed by a Sonoma County Fire Prevention HazMat representative. Permit shall be submitted electronically with all attachments in PDF format. (Version: 12/12/2023)
FIR-017 Residential Fire Sprinkler Acknowledgement (PDF)
Property Owner’s acknowledgement that Residential Fire Sprinklers may be required for permit issuance. (Version: 10/02/2024)
FIR-019 Exception to Standards Information and Application How-to Guide (PDF)
Use this Informational Handout when preparing to submit an Exception to Standards Request. It serves as a “How-to Guide” for the applicant and provides the required information needed to complete and submit the Exception to Standards Application. You will also need the application FIR-020 below. (Version: 09/18/2025)
FIR-020 Application for Exemption Same Practical Effect 14 CCR 1270.06 (PDF)
Property Owner’s request for an Exemption to Standards. Refer to the FIR-019 guide above. (Version: 09/18/2025)