Rebuilding Documentary Series View Videos
Housing Initiatives Find Out More
Revised Onsite Waste Treatment Systems (OWTS) Manual Find Out More
Sonoma County Cannabis Program Find Out More
Accessory Dwelling Units & Junior Units Find Out More

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

Flood Recovery: 2019 Winter Storms and Flooding

With recovery efforts underway after the 2019 Winter Storms and Flooding, Permit Sonoma will continue to provide resources for recovery, including the latest information for permits. This page is your main resource for flood recovery permitting information in unincorporated Sonoma County.

Rebuilding Together

The official information and resource site for rebuilding efforts, within the unincorporated areas of Sonoma County, related to the 2017 Sonoma Complex Fire.

Upcoming Events

Board of Zoning Adjustments Meeting
When: March 28, 2019 at 1:00 PM
Agenda
County of Sonoma Board of Zoning Adjustments will serve to answer questions on the Board of Zoning Adjustments Staff Report.
Holiday Closure Cesar Chavez Day
When: April 1, 2019
Most Sonoma County Offices closed
Landmarks Commission Meeting
When: April 2, 2019 at 3:00 PM
The Landmarks Commission designates historic landmarks, reviews development proposals involving historic properties, and administers an historic resources preservation program.
Planning Commission Meeting
When: April 4, 2019 at 1:00 PM
County of Sonoma Planning Commission Meeting will serve to answer questions on the Planning Commission Staff Report.
More Events

Latest News

Wet Weather Percolation and Groundwater Testing for 2018-2019 Season
Published on March 26, 2019
Groundwater Determinations and Percolation Testing Extended Further into April in Five Testing Areas. Rainfall totals data and/or testing open dates have been updated as of March 26, 2019. More Information
Board of Supervisors OWTS Manual Meeting Moved to May 21, 2019
Published on March 6, 2019
Due to the County's flood recovery efforts, the Board of Supervisor item for consideration of the proposed Onsite Waste Treatment Systems (OWTS) Manual has been postponed to May 21, 2019. We apologize for the inconvenience.
Background: In order to meet State mandated regulations, the County of Sonoma is updating our OWTS Manual. This Manual outlines County regulations and standards for septic systems.
More Information about the Update of the OWTS Manual
Deadline Extended for Nominating Housing Sites
Published on March 4, 2019
Permit Sonoma will accept site nominations for rezoning for higher-density housing until the end of March 2019.
More News