Permit Center

The Permit Center is currently open with appointments strongly encouraged: 

   To make an appointment, you can:

  • Book an appointment online 
  • Call (925) 314-3330
  • Plan Check Hours: 
    • Monday - Thursday: 8:00 a.m. - 11:30 a.m., 1:00 p.m. - 3:30 p.m.
    • Fridays: 8:00 a.m. - 12:00 p.m.
  • Closures
    • Daily: 12:00 p.m. - 1:00 p.m.
    • 2nd Thursday Monthly from 2:00 p.m. - 4:00 p.m.

Quick Reference Documents

Apply for a Permit Online

Steps to Secure A Permit

  1. Review your zoning and find your setback requirements to understand where you can build. Contact the Planning Division 925-314-3310  if you have questions.
  2. Review the Permit Directory (below) for Submittal Requirements and project information.
    Contact the Permit Center 925-314-3330 if you have questions. Commercial projects can schedule a Business Concierge meeting to receive a specific checklist of submittal requirements for your commercial project.
  3. Central Contra Costa Sanitary District (CCCSD) approval is required for some projects. Be sure to have CCCSD review/stamp your plans prior to submitting an application with the Town. CCCSD approval is required for the projects including the scope listed below but is not limited to:
    • Adding, relocating, or removing fixtures to public sanitary sewer system
    • Expanding the structure beyond the existing building footprint (e.g. an addition, covered patio, etc.) 
    • Adding a generator or ground mounted solar/PV array
    • Adding an attached or detached structure to the property (e.g. deck, gazebo, ADU, carport)
  4. Complete a Building Application Permit (PDF). For Other Permit types, please see application forms listed under the Permit Directory.
  5. Review the Outside Agency Checklist (PDF) for other agencies that may apply to your project.
  6. Submit Application and/or Plans to Permit Center. This can be done through an appointment at the Permit Center or Online Permit Portal (only residential projects and encroachment permits are accepted online currently). Instructions for submitting an application online can be found on our Online Permit Instructions page.
Online Permit Help

Permit Directory

Only residential projects and encroachment permits are currently accepted through our online portal. In order to submit a permit online you will have to Register an account with the Online Permit Center Portal.

Types of Permits

PROJECT TYPESubmittal Requirements /Project Information
New Single Family Dwelling, NSFD
Accessory Dwelling Units, ADU 
(A self-contained living unit on the same property as the main home. Sometimes referred to as an in-law unit or granny unit.)
Accessory Structure
(e.g. sheds, garages, gazebos, cabanas, and other structures that are detached from the main residence) 
Residential Additions
(e.g. adding room(s) to the main residence that increases the existing square footage of the home)
Residential Interior Alterations/Remodels
If remodel is a like-for-like see below:
Residential Retaining Wall
Window/Door/Skylight Replacement Apply
Residential Electrical Projects
Residential Plumbing Projects
Residential New Pool / SPA, 
Residential Remodel Pool/Spa 

Residential Pool Demolition

Residential Roof Replacement
Residential Solar/PV System
Residential HVAC - Heating, Ventilation, Air Conditioning
Multiple Family UnitsDevelopment Plan Requirements (PDF)
Major Subdivision Requirements (PDF)
Minor Subdivision Requirements (PDF)
SB-9 Application Form (PDF)
SB-9 Submittal Requirements (PDF)
SB-330 Preliminary Application (PDF)