§ 312
66 words·~1 min read·
/ca/vehicle-code/312A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
The term “drug” means any substance or combination of substances, other than alcohol, which could so affect the nervous system, brain, or muscles of a person as to impair, to an appreciable degree, his ability to drive a vehicle in the manner that an ordinarily prudent and cautious man, in full possession of his faculties, using reasonable care, would drive a similar vehicle under like conditions.