Section 9580.

Cal. Health and Safety Code - HSC § 9580.
in effect
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Every permit or approval under which no work is done within one year from the date of issuance expires by limitation and a new permit shall be obtained before the work may proceed.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026

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