Atherton, CA · San Mateo County

No notary required

Pre-Approved ADU Building Permit Application

Atherton property owners or their representatives use this application to provide project, contact, and construction details for a pre-approved ADU building permit.

What this form is

This application provides the Town of Atherton Building Department with project, property owner, contractor, design professional, and applicant information for a pre-approved accessory dwelling unit. It asks for the project address, ADU plan information, construction area and valuation, fire sprinkler status, and work description. The form also notes that a Square Footage Worksheet should be included when applicable.

Who needs it

Property owners or representatives seeking a building permit for a pre-approved ADU in Atherton use this application to provide project details.

How to submit it

Submit it to the city department named on the form; check the city website for current contact details.

About notarization

This application is signed and dated without a notary; it identifies no notarized attachment or sworn related step, so the applicant just signs and dates it.

How to submit this form

  1. 1

    Download The Application

    Download the Pre-Approved ADU Building Permit Application.

  2. 2

    Complete The Application

    Fill in the project, owner, contractor, design professional, applicant, and construction information requested.

  3. 3

    Gather The Worksheet

    Include the Square Footage Worksheet when applicable, as noted on the application.

  4. 4

    Submit To The City

    Submit the application to the city department named on the form; check the city website for current contact details.

Frequently asked questions

What is the Pre-Approved ADU Building Permit Application?
It is an Atherton Building Department application that collects property, contact, pre-approved ADU, and construction information for a building permit.
Do I need a notary for the Pre-Approved ADU Building Permit Application?
No. The application is signed and dated without a notary, and it does not identify a notarized attachment or sworn related step.
How do I submit the Pre-Approved ADU Building Permit Application?
Submit it to the city department named on the form; check the city website for current contact details.

Need something notarized?

This Pre-Approved ADU Building Permit Application doesn’t need a notary — but if you have another Atherton form that does, a commissioned online notary can help.