Planning, Building and Environmental Services


    Planning, Building and Environmental ServicesDavid Morrison - Director of Planning, Building and Environmental Services

    David Morrison 2014

    Planning, Building and Environmental ServicesYour Place for Planning, Building and Environmental Permits

    Review of Plansets

    Planning, Building and Environmental ServicesNapa Valley Business Park

    Napa Business Park

    Planning, Building and Environmental ServicesLiving in a Food Safe Environment

    Farmers Market

    Planning, Building and Environmental ServicesVineyard Management

    Vineyard Conservation

    Planning, Building and Environmental ServicesBuilding Construction

    Building Construction


Attention! We want to hear from you, please take our Customer Survey




Development Permit Review

Code Compliance

Building, Zoning, Grading, and Conservation violations can be reported to the Code Enforcement Division.


Agricultural Erosion Control Plan Processing, Conservation & Watershed Planning, GIS Analysis & Data, Maps & Graphics, Williamson Act Contracts, Mining Permitting & Inspection, General Plan Implementation

Engineering  Services

Grading & Floodplain Management, Stormwater Pollution Prevention, Record Map Review,Lot Line Adjustments, Certificates of Compliance         

Environmental  Health

Consumer Protection, Land Use Development, Pollution Prevention


Development Permit Review, Land Use & Zoning, Ordinance Updates, General Plan Implementation

Parks & Open Space

Regional Parks & Open Space Management, Camping Permits

Wildlife  Conservation Commission

Advises the Napa County Board of Supervisors on policy and funding regarding wildlife and their habitats.  

Latest Information

  • Important!:  Please be aware as of January 30th, Building Plan Check Staff will not be accepting drop in clients or appointments before 2PM daily.  All phone calls will be answered after 2PM daily with voicemail messages being returned within 24hr or the next business day.  Thank you for your patience and cooperation.  
  • New: Check out our new online permit options for license contractors
  • News: Check out our latest August 2016 Newsletter Click here
  • Notice! The Planning, Building & Environmental Services Department is undertaking a project to scan all of our property records and convert them to electronic records available on the County OnBase site.  Beginning August 9, 2016 we will be sending these property records to a secure offsite location where they will be scanned and uploaded into the system.  During this process these records may be temporarily unavailable to view, either in paper or electronic format.  We can retrieve a paper copy during this process in about 7 to 10 days turnaround time if necessary.  We thank you in advance for your patience during this process as we endeavor to better serve the needs of the public for the future.
  • New: Effective July 1, 2016 there are new requirements for electrical permits related to well and septic installations.  Click here for details.
  • Notice! Latest FEMA Flood Mapping - Floodplain
  • New: We've got a new name for our Citizen Portal.  OPC - Online Permit Center
  • Attention! We will be moving all our permit and applications from paper files to electronic documents Read more...
  • Notice! Our Permit Service Center & Same Day Permitting hours have changed effective July 1st. Click the link above to see the details.
  • Updated: Onsite Wastewater System (AB 885)  
  • Important!: Effective May 1, 2015, Temporary Certificate of Occupancy (TCO) will be require a $1017 deposit at submittal. Click Here for TCO Procedures
  • New: Agricultural Protection Advisory Committee (APAC)
  • Available: Public Winery Database Feb, 5, 2016 
  • Update to Water Availability Analysis
  • Attention! Beginning October 13, 2014 we will NO longer accept incomplete plan set submittal.  You can find the submittal check list on the Building documents page.
  • We accept Reduced Plan Sets; 3 copies no larger 24'x36'   

Popular Links

Other Services & Programs


Other Department Information

Interactive Erosion Control Map

Interactive Napa County Erosion Control Plan Map

Explore pending Erosion Control Plans using an interactive map

Interactive Erosion Control Map

Interactive Napa County Winery Map

Interactive Napa County Winery Map

Explore wineries within Napa County using an interactive web map

Interactive Napa County Winery Map

Medical Marijuana Leaf

Draft Medical Marijuana Ordinance

An ordinance of the Napa County Board of Supervisor, State of California, adding new county code Chapter 8.10 to establish reasonable standards for the growing of personal amounts of medical marijuana and expressly banning dispensaries.

Draft Medical Marijuana Ordinance

Where Are We Heading?

Agricultural Protection Advisory Committee (APAC)

The County Executive Officer announces the newly created Napa County Agricultural Protection Advisory Committee. This ad hoc committee is intended to serve as an advisory committee to the Planning Commission for purposes of making recommendations to the Planning Commission on a variety of winery development and agricultural protection measures.

Agricultural Protection Advisory Committee

Well-draw Down for WAA

Update to Water Availability Analysis

A Water Availability Analysis is conducted as part of the discretionary groundwater permit application review process for projects located in the unincorporated county. The proposed changes reflect the guidance staff received from the Board of Supervisors and the Groundwater Resources Advisory Committee (GRAC).

2014-12-01 Water Availability Analysis FAQ-Comments Received

PBES Customer Permit Center

Consolidated Permit Service Center

Enjoy the convenience of having your questions answered about planning, building, environmental health, engineering and conservation (vineyard) issues every day, (M-F 7:30-5:00PM).

More on the Permit Service Center

in the kitchen muffins

Cottage Food Law

Effective Jan. 1, 2013, State law will allow private homes to be used to prepare and package food products for sale to consumers under certain conditions. To find out more, follow the link below!

Cottage Food

Environmental House Planning

Current Project Information

Find documents and information about major projects, development applications, and other Department work programs.

Learn more!