Foster City, CA · San Mateo County
Pre-Approved ADU Building Permit Application
Property owners or authorized agents use this application to request a building permit for a Foster City pre-approved accessory dwelling unit.
What this form is
This application requests a building permit for a site-specific project using Foster City’s pre-approved ADU plans. It asks for project, owner, contractor, applicant, and design professional information, along with the selected ADU plan and construction declarations. The form also includes a liability waiver and lists potential supporting items, such as a foundation system, utility approval, and checklist documents.
Who needs it
Property owners or authorized agents seeking a building permit for a project using Foster City’s pre-approved ADU plans need this application.
How to submit it
The form identifies the Community Development Department, Building Division, at 610 Foster City Blvd, Foster City, CA 94404. It does not state a submission method.
About notarization
This document is signed without a notary; it includes declarations under penalty of perjury, and owner-builders are directed to complete a separate Owner-Builder’s Acknowledgement Form.
How to submit this form
- 1
Download The Application
Download the Pre-Approved ADU Building Permit Application.
- 2
Complete The Project Details
Enter project and contact information, select the ADU plan, and complete the applicable declarations.
- 3
Gather Supporting Items
Review the listed checklist and include applicable supporting items; owner-builders are directed to complete a separate acknowledgement form.
- 4
Submit To The City
Submit the application to the Community Development Department, Building Division, at the address shown on the form.
Frequently asked questions
- Do I need a notary for the Pre-Approved ADU Building Permit Application?
- No. The form has signature and date lines but no notary block. It includes declarations under penalty of perjury; owner-builders must complete a separate Owner-Builder’s Acknowledgement Form.
- Who can use this ADU building permit application?
- The form is for a project using Foster City’s pre-approved ADU plans. It requests information from the property owner, contractor or owner-builder, applicant or authorized agent, and design professional.
- How do I submit the application?
- The form names the Community Development Department, Building Division, at 610 Foster City Blvd, Foster City, CA 94404. It does not specify how to submit the form.
- What information and supporting items does the form request?
- It requests project and contact information, plan selection, signatures, and construction declarations. Its checklist includes items such as a foundation system, PG&E approval letter, and 2022 CalGreen Checklist.
Need something notarized?
This Pre-Approved ADU Building Permit Application doesn’t need a notary — but if you have another Foster City form that does, a commissioned online notary can help.
