Clerk of the Board of Supervisors
San Bernardino County Clerk instructions for formal appeals and processing-fee waivers. The Appeals Board and Clerk operate independently of the Assessor.
Before you start · 4 requirements & conditions
- Eligibility & access · Processing-fee waiver request
- Submit a requested processing-fee waiver with the application in place of the fee.
Source & saved evidence
San Bernardino County · San Bernardino County — assessment appeal provider (opens in a new tab)
Assessment appeals — Processing-fee waiver request
If requesting a waiver of the processing fee, the waiver request form must accompany your application in lieu of the processing fee.
Agent source review: October 15, 2026 · Snapshot
9dcaaadd9b1134b8 - Deadlines · 2026 regular assessment appeals only
- For San Bernardino County’s 2026 regular assessment appeal, file July 2 through November 30, 2026. Other appeal types have separate, notice-based deadlines.
Source & saved evidence
BOE LTA2026/023 — page2, 2026 county filing deadline table
County Assessment Appeals Filing Periods for 2026 The clerks of county assessment appeals boards and county boards of equalization have certified the assessment appeals filing period for their counties pursuant to the requirements of Revenue and Taxation Code section 1603. The regular appeals filing period in each county will begin on July 2, 2026, and will end either on September 15, 2026, or November 30, 2026, depending on whether the County Assessor has elected to mail assessment notices to all taxpayers with property on the secured roll by August 1, 2026. The following table shows the filing deadline for each county: FILING FILING COUNTY COUNTY DEADLINE DEADLINE Alameda September 15 Orange November 30 Alpine September 15 Placer September 15 Amador November 30 Plumas November 30 Butte November 30 Riverside November 30 Calaveras November 30 Sacramento November 30 Colusa November 30 San Benito November 30 Contra Costa November 30 San Bernardino November 30 Del Norte November 30 San Diego November 30 El Dorado November 30 San Francisco September 15 Fresno November 30 San Joaquin November 30 Glenn November 30 San Luis Obispo September 15 Humboldt November 30 San Mateo November 30 Imperial November 30 Santa Barbara November 30 Inyo September 15 Santa Clara September 15 Kern November 30 Santa Cruz November 30 Kings September 15 Shasta November 30 Lake November 30 Sierra September 15 Lassen November 30 Siskiyou November 30 Los Angeles November 30 Solano November 30 Madera November 30 Sonoma November 30 Marin November 30 Stanislaus November 30 Mariposa November 30 Sutter November 30 Mendocino November 30 Tehama November 30 Merced November 30 Trinity November 30 Modoc November 30 Tulare November 30 Mono September 15 Tuolumne November 30 Monterey November 30 Ventura September 15 Napa November 30 Yolo November 30 Nevada November 30 Yuba November 30
Agent source review: October 15, 2026 · Snapshot
c80e564097ddf0c2 - Information & documents · County-specific formal appeal application
- Use the BOE-305-AH application provided by the county where the property is located; a generic sample is not a valid filing.
Source & saved evidence
California State Board of Equalization · Assessment appeal FAQ (opens in a new tab)
BOE assessment appeals FAQ
You must file an Assessment Appeal Application, form BOE-305-AH, obtained from the clerk of the board of the county where your property is located. Some counties have this form available on the website of either the clerk of the board or the county assessor, or both. You must use the county application for the appeal to be considered a valid filing.
Agent source review: October 15, 2026 · Snapshot
92069ed341a828bf - Payments · Taxes while an appeal is pending
- Pay property taxes on time while an appeal is pending to avoid penalties and interest. Filing an appeal does not suspend tax payments.
Source & saved evidence
California State Board of Equalization · Assessment appeal FAQ (opens in a new tab)
BOE assessment appeals FAQ
Yes. You are required to pay your property taxes timely despite any appeal you have pending. Failure to do so will result in financial penalties and interest charges regardless of the outcome of your appeal. If you are granted a reduction, you will receive a refund and interest.
Agent source review: October 15, 2026 · Snapshot
92069ed341a828bf
Source & saved evidence
San Bernardino County · San Bernardino County — assessment appeal provider (opens in a new tab)
Assessment appeals — Assessment appeals — application, fee waiver and hearing process
The Clerk of the Board of Supervisors provides administrative support for the Assessment Appeals process and oversees the filing, review, processing and scheduling of appeals before the Assessment Appeals Boards and Hearing Officers.
Agent source review: October 15, 2026 · Snapshot 9dcaaadd9b1134b8
County steps for formal assessment appeals.
Source & saved evidence
San Bernardino County · San Bernardino County — assessment appeal provider (opens in a new tab)
Assessment appeals — Assessment appeal process steps
Appeals Process Steps
Agent source review: October 15, 2026 · Snapshot 9dcaaadd9b1134b8
County information on assessment types and notice-specific filing periods.
Source & saved evidence
San Bernardino County · San Bernardino County — assessment appeal provider (opens in a new tab)
Assessment appeals — Assessment appeal types and filing periods
Assessment Appeal Types and Filing Periods
Agent source review: October 15, 2026 · Snapshot 9dcaaadd9b1134b8
Contacts & sources · 1 fee published by this office · 2 forms