[Comment: Information regarding the availability and effective date of the materials incorporated by reference in this rule, can be found in rule 4501:2-1-22 of the Administrative Code.]
(A) Every motor vehicle shall be equipped with a horn which is in good working order and capable of emitting sound audible, under normal conditions, for a distance of not less than two hundred feet. No motor vehicle, except a public safety vehicle or an emergency vehicle, shall be equipped with any siren, whistle or bell.
(B) Every public safety vehicle or emergency vehicle shall be equipped with a siren, whistle, or bell, capable of emitting sound audible under normal conditions for a distance of not less than five hundred feet and of a type approved by the director of public safety. (Vehicles in-service prior to December 1, 2007)
(C) Effective December 1, 2007, the type of siren approved by the director of public safety shall meet "Society of Automotive Engineers" (SAE) Standard J 1849 . For any public safety vehicle or emergency vehicle placed into service on or after December 1, 2007 with a siren, the siren shall meet SAE Standard J 1849 .
(D) The horn as required in section 4513.21 of the Revised Code shall be clearly identifiable as a motor vehicle horn. The device for operating the horn shall be properly marked meeting Federal Motor Vehicle Safety Standard (FMVSS) 571.101 of the Code of Federal Regulations (C.F.R.) cited as 49 C.F.R. 571.101 regarding controls, telltales, and indicators and shall be located so it may be easily controlled by the driver.