(A)   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 yellow 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.
   (B)   Except as otherwise provided in this division, whoever violates this section is guilty of a minor misdemeanor. If the offender previously has been convicted of or pleaded guilty to one or more violations of this section or R.C. § 4511.77, or R.C. § 4511.63, 4511.76, 4511.761, 4511.762, 4511.764, or 4511.79 or a municipal ordinance that is substantially equivalent to any of those sections, whoever violates this section is guilty of a misdemeanor of the fourth degree.
   (C)   Whenever a person is found guilty in a court of record of a violation of this section, the trial judge, in addition to or independent of all other penalties provided by law, may suspend, for any period of time not exceeding three years, or cancel the license of any person, partnership, association, or corporation issued under R.C. § 4511.763.
(R.C. § 4511.77) (1982 Code, § 78.08)