No person shall operate, nor shall any person being the owner thereof or having supervisory responsibility therefor permit the operation of, a school bus within this Municipality unless it is painted national school bus chrome number two and is marked on both front and rear with the words "school bus" in black lettering not less than eight inches in height and on the rear of the bus with the word "stop" in black lettering not less than ten inches in height.
(ORC 4511.77)