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Assessment Appeals e-File Portal

Using the Assessment Appeals Application Portal:

Before filing an online appeal, please click on the green “Register” button, fill in the required fields, and click “Create Registration” to complete the account registration process. After registering, you will return to this main screen to login and confirm your registration was successful.

If you have already registered and are ready to begin submitting your application, please use your username and password to log in to your Assessment Appeals Application portal.

If you forgot your password, please click on “Forgot Password” & follow the steps to recover your password. For assistance recovering or resetting your password, please contact the Clerk of the Board at (831) 454 – 2323 or by email at

Once you log in to the portal, you will have access to your appeal dashboard where you can view your historical appeals submitted (after the onset of this web application) if any exist, as well as create a new appeal.

Filing an Appeal:

  • Filing Fee: There is a $50.00 non-refundable filing fee for each application you submit.
  • Filing Deadlines & Relevant Information: To review filing deadlines and relevant details for your appeal type, please click here.
  • Creating an Appeal: To view user instructions for completing an appeal application in the portal, please click here.
  • Filing a Fee Waiver: If you are receiving public benefits, are a low‐income individual, or do not have enough income to pay your basic household needs, you may use this form to request a fee waiver, please click here.

To complete your application, you will need:

  1. Your Assessor Parcel Number (APN): Printed on your Notice of Assessment, tax bill or available using the “Find Your APN” tool in the resources linked below.
  2. An electronic copy (PDF) of your Supplemental/Escape/Roll Change/Calamity/Penalty notice
    1. If filing a Regular Assessment Appeal, this is not required.
  3. An electronic copy (PDF) of your completed Agent Authorization Form
    1. If not appointing an agent, this is not required.
  4. A credit card, debit card, or electronic check information.