A Building Permit is required for additions to existing structures or conversion of non-habitable space to habitable space within residential buildings, commercial, institutional or industrial structures. Depending on the scope of the work, review from the Bureau of Planning may be required prior to submitting for a Building Permit.
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.
What to Do
Permit Requirements
When is a Permit Required?
Zoning review is required for any project that includes exterior alteration or conversions to habitable space. A Building Permit is required for all additions or conversion to habitable space. For projects involving less than three units, separate Mechanical, Electrical, and Plumbing (MEP) applications are not required, but a full description of any MEP to be performed must be included in the same application.
Who Can Apply?
1. 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.
2. 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.
Additional Resources