Ohio Administrative Code
Title 4501 - Department of Public Safety - Administration and Director
Chapter 4501-15 - Motor Vehicles-Lighting
Section 4501-15-10 - Directional signals

(A) Directional signals shall be constructed and installed so as to provide adequate and reliable illumination and shall conform to the S.A.E. standards for turn signal lamps.

(B) Any vehicle may be equipped and when required under section 4511.39 of the Revised Code shall be equipped with electric turn signals which shall indicate an intention to turn by flashing lights showing to the front and rear of a vehicle or on a combination of vehicles, on the side of the vehicle or combination toward which the turn is to be made. The lamps shall be mounted on the same level and as widely spaced laterally as practicable and, when signaling, shall emit white or amber light to the front and red or amber to the rear. Turn signal lamps shall be visible at a distance of not less than three hundred feet in normal sunlight. Turn signal lamps may, but need not be, incorporated in other lamps on the vehicle.

(C) Directional signals on any vehicle shall be located at a height of not more than eighty-three inches nor less than fifteen inches.