Okla. Stat. tit. 47, § 47-11-208: Traffic signal preemption device – Possession, use,

interference with, or sale.

A. As used in this section, the term "traffic signal preemption

device" shall mean a device designed for use by authorized emergency

vehicles to improve traffic movement by temporarily controlling

signalized intersections.

B. It shall be unlawful for a person to possess, use, or

interfere with a traffic signal preemption device unless:

1. The person is the operator of an authorized emergency

vehicle upon which the device is installed; and

2. The person is responding to an existing or potential

emergency and there is a threat of immediate danger to life or

property which reasonably requires the use of the device in order to

protect the life, safety, health, or property of another person.

C. It shall be unlawful to advertise, offer for sale, sell, or

otherwise distribute any traffic signal preemption device to any

individual person in this state. Advertising, offering for sale,

selling, and distribution of these devices shall be limited to trade

publications and companies whose target market is law enforcement

agencies, fire departments, and ambulance service providers of this

state or its political subdivisions.