A. For the purposes of this section: “Open container” means any vessel containing marijuana or marijuana products, except the originally sealed manufacturer’s container. “Passenger area” means the area designed to seat the driver of any motor vehicle, any area within the reach of the driver, including an unlocked glove compartment, and the area designed to seat passengers. “Passenger area” does not include the trunk of any passenger vehicle; the area behind the last upright seat of a passenger van, station wagon, hatchback, sport utility vehicle or any similar vehicle; the living quarters of a motor home; or the passenger area of a motor vehicle designed, maintained, or used primarily for the transportation of persons for compensation, including a bus, taxi, or limousine, while engaged in the transportation of such persons.
B. It is unlawful for any person to use or consume marijuana or marijuana products while driving a motor vehicle upon a public highway of the Commonwealth or while being a passenger in a motor vehicle being driven upon a public highway of the Commonwealth.
C. A judge or jury may make a permissive inference that a person has consumed marijuana or marijuana products in violation of this section if (i) an open container is located within the passenger area of the motor vehicle, (ii) the marijuana or marijuana products in the open container have been at least partially removed and (iii) the appearance, conduct, speech, or other physical characteristic of such person, excluding odor, is consistent with the consumption of marijuana or marijuana products. Such person may be prosecuted either in the county or city in which the marijuana was used or consumed, or in the county or city in which the person exhibits evidence of physical indicia of use or consumption of marijuana.
D. Any person who violates this section is guilty of a Class 4 misdemeanor.