§ 72.72 FLASHING LIGHT SIGNAL LAMPS.
   (A)   Every school bus shall, in addition to any other equipment and distinctive markings required pursuant to R.C. §§ 4511.76, 4511.761, 4511.764 and 4511.77, and any substantially equivalent municipal ordinances, be equipped with signal lamps mounted as high as practicable, which shall display to the front two alternately flashing red lights and two alternately flashing amber lights located at the same level and to the rear two alternately flashing red lights and alternately flashing amber lights located at the same level, and these lights shall be visible at 500 feet in normal sunlight. The alternately flashing red lights shall be spaced as widely as practicable, and the alternately flashing amber lights shall be located next to them.
   (B)   Except as otherwise provided in this division, whoever violates this section is guilty of a minor misdemeanor. If, within one year of the offense, the offender previously has been convicted of or pleaded guilty to one predicate motor vehicle or traffic offense, whoever violates this section is guilty of a misdemeanor of the fourth degree. If, within one year of the offense, the offender previously has been convicted of two or more predicate motor vehicle or traffic offenses, whoever violates this section is guilty of a misdemeanor of the third degree.
(ORC § 4511.771) Penalty, see § 70.99