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The Assessment Appeals Board (AAB) acts on behalf of the Board of Supervisors and is independent from the Assessor’s Office.
The mission of the AAB is to conduct fair and impartial property assessment appeal hearings in a timely and efficient manner for the property taxpayers of San Mateo County property taxpayers. The board’s objective is to ensure that applicants’ properties are assessed at fair market value, in accordance with applicable law, based on properties similar in size and utility.
About Assessment Appeals
Get the facts on Assessment Appeals and learn when the AAB can and cannot consider your case.
Preparing your appeals application
Find the application, deadlines, fees and checklist of everything you need to complete your application.
What happens after you submit your application?
Learn about the hearing schedule and what to do if you decide to withdraw your application.
How does the hearing process work?
Figure out how to prepare for your hearing and what happens during and after your hearing.
- Publication 30 - Residential Property Assessment Appeals: Everything you need to know about assessment appeals can be found in this handy guide.
- Your Assessment Appeals - Videos
- Terminology
- Frequently Asked Questions
- Assessment Appeals Board Hearing Calendar
- Parcel Maps
