California Code, Vehicle Code - VEH § 23222

(b)(1) Except as authorized by law, a person who has in their possession on their person, while driving a motor vehicle upon a highway or on lands, as described in subdivision (c) of Section 23220, a receptacle containing cannabis or cannabis products, as defined by Section 11018.1 of the Health and Safety Code, which has been opened or has a seal broken, or loose cannabis flower not in a container, is guilty of an infraction punishable by a fine of not more than one hundred dollars ($100).

(2) Paragraph (1) does not apply to a person who has a receptacle containing cannabis or cannabis products that has been opened, has a seal broken, or the contents of which have been partially removed, or to a person who has a loose cannabis flower not in a container, if the receptacle or loose cannabis flower not in a container is in the trunk of the vehicle.

(1) The person is carrying a current identification card or a physician's recommendation.

(2) The cannabis or cannabis product is contained in a container or receptacle that is either sealed, resealed, or closed.