Drinking in Motor Vehicle
23221. (a) No driver shall drink any alcoholic beverage while in a motor vehicle upon a highway.
(b) No passenger shall drink any alcoholic beverage while in a motor vehicle upon a highway.

23221. (a) No driver shall drink any alcoholic beverage while in a motor vehicle upon a highway.
(b) No passenger shall drink any alcoholic beverage while in a motor vehicle upon a highway.