Section 29001.

Cal. Vehicle Code - VEH § 29001.
in effect
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The upper and lower halves of every fifth wheel connecting device on any semitrailer and truck-tractor or auxiliary dolly shall be securely affixed to the vehicles to prevent shifting of the device on the vehicle to which it is attached.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026

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