(a) A driver shall not drink any alcoholic beverage or smoke or ingest marijuana or any marijuana product while driving a motor vehicle upon a highway.
(b) A passenger shall not drink any alcoholic beverage or smoke or ingest marijuana or any marijuana product while in a motor vehicle being driven upon a highway.
(c) A violation of this section shall be punished as an infraction.
(Amended by Stats. 2017, Ch. 232, Sec. 2. (SB 65) Effective January 1, 2018.)