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Planning and construction in California

Land use, zoning, building, inspections and development.

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Incorporated cities and unincorporated county areas often have different permitting authorities.

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8 reviewed links · Napa

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Napa, California

County context for browsing. Agency service areas may differ.

County building permit information (opens in a new tab)

Official county building permit guidance. Service boundaries and project requirements must be confirmed with the department.

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Napa County · Napa County — building permit process (opens in a new tab)

Official page text containing: Building Permit Process

Loading Skip to Main Content How Do I? Government Departments Services Search Back to County Home /QuickLinks.aspx Building Permit Process Online Permit Center: Getting Started Online Permit Center Building Forms and Checklists AB 2533 Submittal Checklist Residential New Checklist Fees & Payments Building Inspection Building Plan Review Permit Alterations and Extensions Accessory Dwelling Units (ADUs) Rebuilding After Fire Public Records Search Email the Building Division Temporary Certificate

Agent source review: October 14, 2026 · Snapshot 0fc3619e9e5205b1

Online Permit Center: Getting Started (opens in a new tab)

Official permitting resource linked by the department. Check the available permit types and application instructions before starting.

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Napa County · Napa County — building permit process (opens in a new tab)

Official page text containing: Online Permit Center: Getting Started

n Content How Do I? Government Departments Services Search Back to County Home /QuickLinks.aspx Building Permit Process Online Permit Center: Getting Started Online Permit Center Building Forms and Checklists AB 2533 Submittal Checklist Residential New Checklist Fees & Payments Building Inspection Building Plan Review Permit Alterations and Extensions Accessory Dwelling Units (ADUs) Rebuilding After Fire Public Records Search Email the Building Division Temporary Certificate of Occupancy Procedures Home Departme

Agent source review: October 14, 2026 · Snapshot 0fc3619e9e5205b1

Building Inspection (opens in a new tab)

Official building inspection information. Confirm the request method, permit details and inspection timing with the department.

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Napa County · Napa County — building permit process (opens in a new tab)

Official page text containing: Building Inspection

nline Permit Center Building Forms and Checklists AB 2533 Submittal Checklist Residential New Checklist Fees & Payments Building Inspection Building Plan Review Permit Alterations and Extensions Accessory Dwelling Units (ADUs) Rebuilding After Fire Public Records Search Email the Building Division Temporary Certificate of Occupancy Procedures Home Departments Planning, Building & Environmental Services Building Division Building Permit Process Building Permit Process Effective January 1, 2024,

Agent source review: October 14, 2026 · Snapshot 0fc3619e9e5205b1

Napa County Public Map (opens in a new tab)

Official property research or mapping resource linked from the permit information. Use the department to confirm jurisdiction and project requirements.

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Napa County · Napa County — building permit process (opens in a new tab)

Official page text containing: Napa County Public Map

the unincorporated areas of Napa County. To determine if your property is in the unincorporated County, you can use the Napa County Public Map to look up information about your property with either the address or Assessor Parcel Number (APN). Note: building permits for properties in cities and towns are handled by those jurisdictions directly. Determine if your project requires a permit. Most work does require a permit, visit Codes (ca.gov) for new 2025 California Building Standards Codes. Step 2:

Agent source review: October 14, 2026 · Snapshot 0fc3619e9e5205b1

Napa Planning zoning-map directory (opens in a new tab)

PBES Planning publishes the County of Napa zoning-map PDF link. This is the map-directory entry; the file's revision history and a parcel's current zoning are not independently established.

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Napa official map information · Napa official zoning map information candidate (opens in a new tab)

Official county map/provider evidence: exact named map, actual layer list, access instructions or limitation

Napa County Zoning Map (PDF)

Agent source review: October 26, 2026 · Snapshot da44741d3b1cbaed

Code complaint information — American Canyon (Code Enforcement) (opens in a new tab)

Find American Canyon information and provider instructions for this topic. Check the listed location, customer and programme limits.

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City of American Canyon · American Canyon — Code Enforcement municipal information (opens in a new tab)

Reviewed task-specific main content under Code Enforcement; information landing only

After your request is submitted, our Code Enforcement Officer will visit the site to confirm a violation exists.

Agent source review: October 26, 2026 · Snapshot 521655879eda3eb4

Code complaint information — Calistoga (Code Enforcement) (opens in a new tab)

Find Calistoga information and provider instructions for this topic. Check the listed location, customer and programme limits.

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City of Calistoga · Calistoga — Code Enforcement municipal information (opens in a new tab)

Reviewed task-specific main content under Code Enforcement; information landing only

If you see something that could be a health and safety issue or that seems odd or out-of-place, please contact the Code Enforcement Department at (707) 942-2832 or codeenforcement@calistogaca.gov or complete the Citizen Complaint form below and email or hand deliver to the Code Enforcement Department at 1232 Washington Street, Calistoga, CA 94515.

Agent source review: October 26, 2026 · Snapshot e7fc81b0e53df925

Napa Planning applications and submittal documents (opens in a new tab)

Planning’s document directory includes use permits, modifications, parcel/subdivision maps and other project resources. Staff can help identify the correct application; no fee amount or PDF contents are inferred.

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Napa County · Napa County planning application instructions and forms (opens in a new tab)

Planning Documents | Napa County, CA — service-planning-application-06055

The Planning Division has a number of applications, submittal forms and informational documents to help you with your planning and development needs. If you can’t find what you’re looking for using the links below, or are not sure exactly what you need, the Planning Division staff is available to help. If you have questions about land use, zoning, allowed uses or permitting, use the informational links provided, or contact us for assistance.

Agent source review: October 26, 2026 · Snapshot c43e2742f0870b87

Official state service profiles

These 0 profiles are classified under this topic by California’s official state service directory. The county filter above does not establish local eligibility for them. Confirm availability and requirements on the official profile.

No state-directory profiles mapped to this topic. This does not mean no state service exists.