Section 40447.

Cal. Health and Safety Code - HSC § 40447.
in effect
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The south coast district board may request the state board to investigate the emission reduction capabilities of any motor vehicle pollution control devices which have not been previously tested by the state board.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026

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