All cutting tools or tools with sharp edges carried in the passenger compartment of a farm labor vehicle shall be placed in securely latched containers that are firmly attached to the vehicle. All other tools, equipment, or materials carried in the passenger compartment shall be secured to the body of the vehicle to prevent their movement while the vehicle is in motion. Under no circumstances shall those tools, equipment, or materials obstruct an aisle or an emergency exit.
Ca. Veh. Code § 31407