Code Compliance

The Code Compliance Division of the Planning, Building, and Environmental Services Department is responsible for enforcing the State and County Codes, which include the Zoning Ordinance, and the California Building Codes pertaining to private residential and commercial properties in the unincorporated areas of Napa County. Enforceable codes include, but are not limited to:

To file a complaint please use the online complaint form.

Napa County Use Permit Compliance Program

Compliance Program FAQs

Status Determination Process (PDF)

  • Public Nuisances
    • Property maintenance
    • Excessive vehicles and/or vehicles parked in the front area of a yard in excess of three days
  • Vehicle Abatement
  • Zoning Code
    • Land use violations
    • Short term rentals
    • Winery compliance
  • Conservation Violations
    • Creek/Stream setback
    • Vineyards
    • Vegetation and land clearing
  • Building Code Violations
    • Construction without a building permit

Complaints related to alleged violations are received in various ways; citizen complaints, Board of Supervisor referrals, and department and staff observations. Complaints that have an imminent threat of public safety are immediately referred to and handled by the appropriate department, and all other complaints are prioritized by the severity of the violation.  

Reporting Code Violations

If you believe you have a violation to report, confirm the property is located within the unincorporated area of the County, and please fill out a complaint form. If you are unsure if your property is located within the City of unincorporated County, please call 707-253-4417. The complaint will be directed to the Code Compliance Division and an investigation will begin. All complaints are kept confidential and may be submitted using the citizen complaint form. 

Please fill out the complaint form, include your name and contact information so that the Code Compliance Office may contact you if he/she has additional questions. The form will be emailed to the department and routed to a Code Compliance Officer. You may also call and submit a complaint by telephone or submit a complaint in person at our offices at:

1195 Third Street
Second Floor
Napa, CA 94559

Available Code Enforcement Information