Permit & Resource Management Department
Permit Sonoma is Sonoma County's consolidated land use planning and development permitting agency. Virtually any land development or construction that takes place in the unincorporated area of Sonoma County (outside the nine incorporated cities) is reviewed, permitted, and inspected by Permit Sonoma. Read More About Us
Virtual Office
In addition to in-person services, Permit Sonoma and the Resiliency Permit Center offers virtual operation, using e-submittals, telephony, and other technologies. More Info
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Latest News
2024 Season - Wet Weather Groundwater Determinations & Percolation Testing: Partially Open
Groundwater determinations and percolation testing are necessary for onsite wastewater treatment systems (OWTS). Groundwater determinations have reopened in the Guerneville testing area, closed in all other testing areas. Percolation testing is open in all testing areas.