§ 39-21-08 — Additional equipment required on certain vehicles

In addition to other equipment required in this chapter, the following vehicles must be
equipped as herein stated under the conditions stated in section 39-21-07:
1. On every bus, truck, trailer, or semitrailer there must be the following:

a. On the rear, two reflectors, one at each side, and one stoplight.
b. A trailer or semitrailer which is not so loaded or of such dimensions as to obscure
the stoplight on the towing vehicle, need not be equipped with a stoplight.
2. On every bus, truck, trailer, or semitrailer eighty inches [203.2 centimeters] or more in
overall width there must be the following:
a. On the rear, two reflectors, one at each side, two clearance lamps, one at each
side, and one stoplight.
b. On the front, two clearance lamps, one at each side.
3. On every truck tractor there must be the following:
a. On the front, two clearance lamps, one at each side.
b. On the rear, one stoplight.
4. On every pole trailer there must be the following:
a. On the rear of the pole trailer or load, two reflectors, one at each side.
b. In addition, on pole trailers exceeding three thousand pounds [1360.78 kilograms]
gross weight, there must be on each side one side marker lamp and one
clearance lamp which may be in combination, to show to the front, side, and rear.