Section 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.811.482 was added to and made a part of the Oregon Vehicle Code by legislative action but was not added to ORS chapter 811 or any series therein. See Preface to Oregon Revised Statutes for further explanation.