313.10  SIGNAL PREEMPTION DEVICES; PROHIBITIONS.
   (a)   (1)   No person shall possess a portable signal preemption device.
      (2)   No person shall use a portable signal preemption device to affect the operation of a traffic-control device.
   (b)   Division (a)(1) of this section does not apply to any of the following persons and division (a)(2) of this section does not apply to any of the following persons when responding to an emergency call:
      (1)   A peace officer, as defined in Ohio R.C. 109.17(A)(1), (A)(12), (A)(14), or (A)(19);
      (2)   A State highway patrol officer;
      (3)   A person while occupying a public safety vehicle as defined in Ohio R.C. 4511.01(E)(1), (E)(3), or (E)(4).
   (c)   Whoever violates division (a)(1) of this section is guilty of a misdemeanor of the fourth degree. Whoever violates division (a)(2) of this section is guilty of a misdemeanor of the first degree.
   (d)   As used in this section, "portable signal preemption device" means a device that, if activated by a person, is capable of changing a traffic-control signal to green out of sequence.
(ORC 4511.031)