ORS 811.482: Use of marijuana in motor vehicle; penalty.

(1) As used in this section:

      (a) “Consumes” includes the inhalation of smoke from a marijuana item by a driver or passenger of a motor vehicle.

      (b) “Marijuana item” has the meaning given that term in ORS 475C.009.

      (2) A person commits the offense of use of marijuana in a motor vehicle if the person consumes in any manner a marijuana item while in a motor vehicle when the motor vehicle is upon a highway.

      (3) This section does not apply to passengers in a motor vehicle that is operated by a common carrier and used primarily to carry passengers for hire.

      (4) Use of marijuana in a motor vehicle is a Class B traffic violation.