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California law

Tax Laws in California.

California tax disputes can involve audits, assessments, individual and corporate income tax, franchise tax, sales and use tax, property tax, and employer withholding at both the state and federal level. California state-tax analysis runs through the Franchise Tax Board (income and franchise), the California Department of Tax and Fee Administration (sales and use), and the Office of Tax Appeals for administrative review.

Last verified: 2026-04-17

State law

Statute of Limitations

Varies by tax type and notice; administrative deadlines are often shortCal. Rev. & Tax. Code

California tax disputes do not run on a single universal deadline. The timing depends on the type of tax, the notice or order issued, and whether the matter is with FTB, CDTFA, or another agency.

State law

Filing Requirements

Preserve Every Revenue Notice

California tax disputes are deadline-sensitive. Audit letters, assessment notices, refund denials, and collection correspondence should be preserved and reviewed immediately.

State law

Key California Statutes

California Revenue and Taxation CodeCal. Rev. & Tax. Code

California’s Revenue and Taxation Code is the primary statutory source for the state’s taxes, including personal and corporate income tax, sales and use tax, and property tax.

California Office of Tax AppealsCal. Gov. Code §§ 15670 et seq.

The Office of Tax Appeals hears appeals of FTB and CDTFA determinations, with procedural rules that control how California state-tax disputes reach independent review.

State law

Official Sources

Not Legal Advice

This page summarizes publicly available statutes and rules for informational purposes only. It does not constitute legal advice, and no attorney-client relationship is created by viewing this content. Laws change — always verify with the primary source or consult a licensed attorney in California.

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