Okla. Stat. tit. 47, § 47-12-206: Stop lamps

A. Every vehicle shall be equipped with at least two stop lamps

which shall meet the requirements of this section.

B. The stop lamps required by this section:

1. Shall be mounted on the rear of the vehicle at the same

level, as far apart as practicable, and at a height of not more than

seventy-two (72) inches nor less than fifteen (15) inches;

2. Shall display a red or amber light, or any shade of color

between red and amber, visible from a distance of not less than five

hundred (500) feet to the rear in normal sunlight; and

3. Shall be actuated upon application of the brakes.

C. If so equipped in its original design and manufacture, every

motor vehicle shall be additionally equipped with a center high-

mounted stop lamp located on the vertical center line above the

level of the stop lamps described in this section which shall

display a red light, visible from a distance of not less than five

hundred (500) feet to the rear in normal sunlight, and which shall

be actuated upon application of the brakes.