Section 34510 Of Division 14.8. Safety Regulations From California Vehicle Code >> Division 14.8.
34510
. Persons operating vehicles, or combinations of vehicles, in
the transportation of hazardous material and subject to this
division, shall carry in the vehicle while en route any shipping
papers required to accompany the vehicle in accordance with
regulations adopted pursuant to Section 2402. The bill of lading or
other shipping paper shall be displayed upon demand of any member of
the California Highway Patrol or any police officer of a city who is
on duty for the exclusive or main purpose of enforcing the provisions
of this code.