Section 11839.24.

Cal. Health and Safety Code - HSC § 11839.24.
in effect
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Substance use testing for narcotic treatment programs operating in the state shall be performed only by a laboratory approved and licensed by the State Department of Public Health for the performance of those tests.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026

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