California Board of Equalization Proposes Property Tax Rule
The state agency is seeking public input on new requirements for property tax assessment appeal postponements.
Updated on Oct. 26, 2026 in Taxes

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The California Board of Equalization has released draft amendments to Property Tax Rule 323, aiming to standardize the process for requesting postponements. The proposal mandates that such requests be submitted in writing and supported by a demonstrated good cause.
Why it matters
The board is evaluating these changes to provide clearer guidance on continuances and postponements during property tax assessment appeals. Establishing defined criteria aims to streamline the evaluation process for both county boards and taxpayers.
The proposed amendments to Property Tax Rule 323 were outlined in Letter to Assessor 2026/040. The current process for evaluative requests is under review to define specific standards for good cause.
The players
California Board of Equalization
This state agency is responsible for overseeing property tax administration, equalization, and tax appellate functions throughout California.
The details
The draft identifies specific factors that county boards and clerks must consider when weighing postponement requests. Board staff plan to conduct discussions with interested parties to refine the language before deciding on formal rulemaking.
Timeline
October 22, 2026: The Board of Equalization released Letter to Assessor 2026/040.
December 7, 2026: The deadline for stakeholders to submit suggested revisions to the draft.
Market Dynamics
The proposed changes to Property Tax Rule 323 represent an ongoing effort by state regulators to standardize administrative procedures across jurisdictions. This update follows a pattern of refining tax appeal regulations to ensure consistency and transparency in local assessment processes.
Taxpayers who file property assessment appeals should prepare for potential new requirements that mandate written requests and documented justification. Following these updates is essential for property owners and their representatives to maintain compliance during the appeal process.
The takeaway
Property owners should track these developments as new procedural requirements may impact how assessment appeals are processed at the county level. Stakeholders are encouraged to review the draft language and submit feedback to the board before the December deadline.
Further reading
For more information on state tax codes, visit the California Taxes section.
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