f6ab1d71____Regulations___VLEX_19948537__Mountinglocation
[Lightingdevice] High mounted stop lamp [Number and color] 1 Red, or 2 red where exceptions apply. See Section 6.1.1.2 [Mounting height] Not less than 34 inches except for passenger cars. See Section 6.1.4.1 [Device activation] Steady burning.Must only be activated upon application of the service brakes or may be activated by a device designed to retard the motion of the vehicle. [Mountinglocation] 
On the rear including glazing, with the lamp center on the vertical centerline as viewed from the rear
49 CFR 571.108 - Standard No. 108; Lamps, reflective devices, and associated equipment. - Regulations - VLEX 19948537
Mountinglocation