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

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

Cannabis Advisory Group Meeting
Cannabis Advisory Group
When: October 24, 2018 from 3:00 – 5:00 PM
The Cannabis Advisory Group is an advisory body formed by the Sonoma County Board of Supervisors.
Project Review and Advisory Committee Meeting
When: November 1, 2018 at 9:00 AM
Public Meeting for Project Review and Advisory Committee
Planning Commission Meeting
When: November 1, 2018 at 1:00 PM
County of Sonoma Planning Commission Meeting will serve to answer questions on the Planning Commission Staff Report.
Landmarks Commission Meeting
When: November 6, 2018 at 3:00 PM
The Landmarks Commission designates historic landmarks, reviews development proposals involving historic properties, and administers an historic resources preservation program.
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Latest News

Storm Water Protections During Construction
Published on October 5, 2018
The Water Board mandates that contractors meet specific storm water construction practices to prevent harmful pollutants from entering our watershed. Sonoma County is required by our permit from the Water Board to enforce compliance with these requirements. The County has been working with contractors in Larkfield and Mark West areas since August to get voluntary compliance and to notify them of the requirements. Read More
Update on Building Permit Turnaround Times
Published on October 2, 2018
As many of you know, in this competitive job market, our entire industry is experiencing a challenge in recruiting and retaining skilled building staff. Permit Sonoma currently has a 40 percent temporary shortage in staff members that review building permits. Our department closely monitors our permit turnaround times and makes this information publicly available through our online performance dashboard. Read More
September 2018 Issue of Permit Sonoma Newsletter Now Available!
Published on September 28, 2018
In this issue of our newsletter, we have an update to the County Septic Policy, tips to make sure your parcel is ready for winter, and news from the County’s cannabis code enforcement.
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