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  1. Home
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  3. California

California regulations

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  • Tax Compliance1
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  • California Department of Tax and Fee Administration - Filing a Claim for Refund, Review of a Request for Relief (Title 18, Sections 35039, 35053)
    June 5, 2026

    California Department of Tax and Fee Administration updates contact information and procedural references in tax refund and relief claim processes following internal reorganization.

  • California Department of Tax and Fee Administration - Title 18, CCR Sections 35039, 35053 - Filing a Claim for Refund, Review of a Request for Relief
May 29, 2026

California Department of Tax and Fee Administration updates contact information in refund claim and relief request procedures following agency reorganization, effective May 20, 2026.

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Professional licensing is the single most-regulated area at the state level

Across the states, the biggest share of activity is deciding who is allowed to work: licenses, boards, and certifications. That is the layer that quietly governs whether your doors can stay open.

State rulemaking

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Other states

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