Section 4570.1.

Cal. Penal Code - PEN § 4570.1.
in effect
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Every person who, without permission of the peace officer or corrections officer in charge of any vehicle, bus, van or automobile used for the transportation of prisoners, delivers a written communication to any prisoner or person detained therein, or being escorted to or from that vehicle, or takes from or gives to the prisoner any item, is guilty of a misdemeanor.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026

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