337.10. Lights on slow-moving vehicles; emblem required.
   (a)   All vehicles other than bicycles, including animal-drawn vehicles and vehicles referred to in Section 337.01 (c), not specifically required to be equipped with lights or other lighting devices by Sections 337.02 to 337.09, shall at all times specified in Section 337.02, be equipped with at least one light displaying a white light visible from a distance of not less than 1,000 feet to the front of the vehicle, and shall also be equipped with two lights displaying a red light visible from a distance of not less than 1,000 feet to the rear of the vehicle, or as an alternative, one light displaying a red light visible from a distance of not less than 1,000 feet to the rear and two red reflectors visible from all distances of 600 feet to 100 feet to the rear when illuminated by the lawful lower beams of headlights.
   Lights and reflectors required by this section shall meet standards adopted and promulgated by the Ohio Director of Highway Safety.
   (b)   Every animal-drawn vehicle shall at all times be equipped with a slow-moving vehicle emblem complying with this subsection (b). All farm machinery and other machinery, including all road construction machinery, upon a street or highway, except when being used in actual construction and maintenance work in an area guarded by a flagman, or where flares are used, or when operating or traveling within the limits of a construction area designated by the authority having jurisdiction, when such construction area is marked in accordance with requirements of the authority having jurisdiction and the Manual of Uniform Traffic Control Devices, as set forth in Section 313.10, which is designed for operation at a speed of twenty-five miles an hour or less, shall be operated at a speed not exceeding twenty-five miles per hour, and shall display a triangular slow-moving vehicle emblem (SMV).
   The emblem shall be mounted so as to be visible from a distance of not less than 500 feet to the rear. The standards and specifications for the design and position of mounting the SMV emblem shall conform to requirements established by the Ohio Director of Highway Safety.
   (c)   The use of this emblem shall be restricted to the slowmoving vehicles specified in subsection (b) hereof operating or traveling within the limits of the highway. Its use on slow-moving vehicles being transported upon other types of vehicles or on any other type of vehicle or stationary object on the highway is prohibited.
   (d)   No person shall sell, lease, rent or operate any slow-moving vehicle, as defined in subsection (b) hereof, except those units designed to be completely mounted on a primary power unit, which is manufactured or assembled on or after April 1, 1966, unless the vehicle is equipped with a slow-moving vehicle emblem mounting device as specified in subsection (b) hereof.
   (e)   The slow-moving vehicles specified in subsection (b) hereof may, in addition to the use of the slow-moving vehicle emblem be equipped with a red flashing light which shall be visible from a distance of not less than 1,000 feet to the rear at all times specified in Section 337.02. When a double-faced light is used, it shall display amber light to the front and red light to the rear.
(ORC 4513.11)