f6ab1d71____Regulations___VLEX_19948537__Mountinglocation
[Lightingdevice] Backup Lamp [Number and color] 1 White Additional lamps permitted to meet requirements [Mounting height] No requirement [Device activation] Steady burning.Must be activated when the ignition switch is energized and reverse gear is engaged. Must not be energized when the vehicle is in forward motion. [Mountinglocation] 
On the rear
49 CFR 571.108 - Standard No. 108; Lamps, reflective devices, and associated equipment. - Regulations - VLEX 19948537
Mountinglocation