What does the Assessment Appeal Application do?

It allows an eligible applicant to ask the county appeals board to change an assessment and provide the property details, appeal reasons, and requested value.

Who can file an assessment appeal?

The form identifies the property owner or person affected, an authorized agent, or an attorney retained by the applicant as eligible filers.

Do I need a notary for the Assessment Appeal Application?

No. The document is signed without a notary; the signer certifies the information under penalty of perjury. The form does not state that an attached agent authorization must be notarized.

How do I submit the Assessment Appeal Application?

Submit it to the county office named on the form. The form does not provide a submission address or method, so check the county website for current contact details.

Sierra County, CA · Sierra County

No notary required

Assessment Appeal Application

Property owners and other eligible applicants use this application to ask the county appeals board to change an assessed property value.

At a glance

Issued by: City of Sierra County · Sierra County, Sierra County, California
Notarization: Not required: file this form without a notary.
Official source: sierracounty.ca.gov
Blank form: Download the PDF
Catalogued: Oct 5, 2026
Machine-readable: JSON record · about the forms index

What this form is

This application lets an applicant appeal a regular, supplemental, roll change, escape, calamity, or penalty assessment. It asks for applicant and property details, the assessment type and reasons for the appeal, and the applicant’s opinion of value. Complete the applicable sections and provide any required notice or bill; do not attach hearing evidence to the application.

Who needs it

A property owner, person affected, authorized agent, or attorney seeking a change to an assessment may file this application with the county appeals board.

How to submit it

Submit it to the county office named on the form; check the county website for current contact details. The form does not give a submission address or method.

About notarization

This document is signed without a notary; the signer certifies the information under penalty of perjury, and any attached agent authorization is not stated to require notarization.

How to submit this form

1
Download the Application
Download the Assessment Appeal Application PDF.
2
Complete the Applicable Sections
Provide applicant and property information, select the assessment type and appeal reasons, and enter your opinion of value.
3
Gather Required Attachments
Attach any required notice or bill and, when applicable, an agent authorization. Do not attach hearing evidence.
4
Submit to the County
Submit the application to the county office named on the form; check the county website for current contact details.

Frequently asked questions

What does the Assessment Appeal Application do?: It allows an eligible applicant to ask the county appeals board to change an assessment and provide the property details, appeal reasons, and requested value.
Who can file an assessment appeal?: The form identifies the property owner or person affected, an authorized agent, or an attorney retained by the applicant as eligible filers.
Do I need a notary for the Assessment Appeal Application?: No. The document is signed without a notary; the signer certifies the information under penalty of perjury. The form does not state that an attached agent authorization must be notarized.
How do I submit the Assessment Appeal Application?: Submit it to the county office named on the form. The form does not provide a submission address or method, so check the county website for current contact details.

Need something notarized?

This Assessment Appeal Application doesn’t need a notary, but if you have another Sierra County form that does, a commissioned online notary can help.