456 Lighting Devices and Reflectors

456.1 Front of Vehicle

The front of the vehicle must have the following:

1. At least two headlamps, with an equal number on each side.
2. Two turn signals, one on each side.
3. Two clearance lamps, one on each side (top).
4. Three identification lamps, mounted on the vertical centerline of the vehicle (top), unless the cab is less than 42 inches wide at the front roofline — in this case, a single lamp at the center complies with this requirement.

456.2 Rear of Vehicle

The rear of the vehicle must have the following:

1. One tail lamp and one stop lamp on each side.
2. Two reflectors, one on each side.
3. Two turn signals on the rear of the cab, one on each side, unless the turn signals on the front are double-faced and visible to passing drivers.