Section 815.230 - Violation of sound equipment requirements; exemptions; penalty(1) A person commits the offense of violation of vehicle sound equipment requirements if the person drives or moves on any highway or owns and causes or knowingly permits to be driven on any highway any vehicle that violates any of the following equipment provisions: (a) A motor vehicle must be equipped with a horn in good working order, capable of emitting sounds audible under normal conditions from a distance of not less than 200 feet.(b) No vehicle shall be equipped with any bell, siren, compression or exhaust whistle.(2) This section is subject to the exemptions under this subsection in addition to any exemptions under ORS 801.026. The exemptions under this subsection are partial or complete as described in the following: (a) Authorized emergency vehicles are subject to sound equipment requirements and limitations as provided in ORS 820.370 and 820.380.(b) Vehicles of special interest that are registered under ORS 805.020 are not subject to this section if the vehicles are: (A) Equipped with original manufacturer's equipment and accessories, or their equivalent, and are maintained in safe operating condition; or(B) Street rods that conform to ORS 815.107.(c) Bicycles are subject to requirements and limitations on sound equipment as provided under ORS 815.280.(d) Antique vehicles are not subject to the requirements if the vehicles are maintained as collectors' items and used for exhibitions, parades, club activities and similar uses, but not used primarily for the transportation of persons or property.(e) The requirements do not apply to road machinery, road rollers and farm tractors.(f) Electric personal assistive mobility devices are subject to requirements and limitations on sound equipment as provided under ORS 815.284.(3) The offense described in this section, violation of vehicle sound equipment requirements, is a Class C traffic violation. 1983 c.338 §492; 1985 c.16 §256; 1997 c.402 §14; 2003 c. 341, § 16