Decks, usually wooden platforms built above the ground and connected to a building, are generally enclosed by a railing for safety. Building Permits are required for all deck projects, and Zoning Review may be required.
Before you Start
Please review the Permit Requirements below as these vary from project to project.
Ready to get started? First, make sure you are registered and activated at our Online Permit Center. For instructions, please visit our Planning & Building Video Tutorials webpage.
Permit Requirements
When Are Permits Required?
Building Permits are required to construct a new deck, expand an existing one, or repair or replace one in-kind. Decks may be subject to Zoning Review. For decks over 30" in height from the ground to the platform or 6' from the ground to the top of the railing, Zoning regulations must be adhered to.
EXEMPTIONS
Decks that meet ALL of the following criteria are exempt from a Building Permit:
- Serve a house or a duplex, and
- Are 200 sq ft or less in overall footprint, and
- Are not more than 30" above the ground at any point, and
- Are not attached to the dwelling, and
- Do not serve a required exit door, and
- Do not serve as a door landing
Who Can Be Issued Permits?
- Contractors who are licensed by the State of California with a classification appropriate for the work that will be performed and have a current Business Tax Certificate.
- Owners of a building or their legal representative.
Need to Know
Questions?
Call (510) 238-3891 or find quick answers through our Permit & Services Questions Portal. You may also schedule an appointment with Permit Counter staff during open hours.
Related Resources