Oregon Revised Statutes Oregon Vehicle Code § 815.245

(1) A person commits the offense of violation of minimum clearance requirements for passenger vehicles if the person drives or moves on any highway or owns and causes or knowingly permits to be driven or moved on any highway any passenger motor vehicle that does not have the clearance from the surface of the roadway required by this section.

(2) A vehicle does not have the clearance from the surface of the roadway required by this section if any portion of the vehicle, other than the wheels, has less clearance from the surface of a level roadway than the clearance between the roadway and the lowest portion of any rim of any wheel in contact with the roadway.

(3) The offense described in this section, violation of minimum clearance requirements for passenger vehicles, is a Class B traffic violation.