Section 44252.

Cal. Health and Safety Code - HSC § 44252.
in effect
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The state board, in consultation with the bureau, shall establish smog index numbers for classes or categories of vehicles that may be modified by the use of an emissions retrofit device.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026

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