Indiana Code
Chapter 6. Lights, Reflectors, and Turn Signals
9-19-6-7. Buses, Trucks, Truck-Tractors, Trailers, and Semitrailers

Sec. 7. In addition to other equipment required in this chapter, the following vehicles must be equipped as follows, under the conditions stated in IC 9-21-7-2(b):
(1) On a bus or truck the following:
(A) On the rear, two (2) reflectors, one (1) at each side.
(B) On the rear, one (1) stoplight.
(2) On a bus or truck that is at least eighty (80) inches in overall width, in addition to the requirements in subdivision (1), the following:
(A) On the front, two (2) clearance lamps, one (1) at each side.
(B) On the rear, two (2) clearance lamps, one (1) at each side.
(C) On each side, two (2) side marker lamps, one (1) at or near the front end and one (1) at or near the rear.
(D) On each side, two (2) reflectors, one (1) at or near the front and one (1) at or near the rear.
(3) On a truck-tractor, the following:
(A) On the front, two (2) clearance lamps, one (1) at each side.
(B) On the rear, one (1) stoplight.
(4) On a trailer or semitrailer having a gross weight greater than three thousand (3,000) pounds, the following:
(A) On the front, two (2) clearance lamps, one (1) at each side.
(B) On each side, two (2) side marker lamps, one (1) at or near the front and one (1) at or near the rear.
(C) On each side, two (2) reflectors, one (1) at or near the front and one (1) at or near the rear.
(D) On the rear, two (2) clearance lamps, one (1) at each side.
(E) On the rear, two (2) reflectors, one (1) at each side.
(F) On the rear, one (1) stoplight.
(5) On a pole trailer greater than three thousand (3,000) pounds gross weight, the following:
(A) On each side, one (1) side marker lamp and one (1) clearance lamp, which may be in combination, to show to the front, side, and rear.
(B) On the rear of the pole trailer or load, two (2) reflectors, one (1) at each side.
(6) On a trailer, semitrailer, or pole trailer weighing not more than three thousand (3,000) pounds gross weight, the following:
(A) On the rear, two (2) reflectors, one (1) on each side.
(B) If a trailer or semitrailer is loaded or is of the dimensions that obscure the stoplight on the towing vehicle, one (1) stoplight.
(7) On a truck-tractor semitrailer-semitrailer combination equipped with a B-train assembly (as defined in IC 9-13-2-13), the assembly must have at least the following:
(A) On the rear, two (2) reflectors.
(B) On the rear, one (1) operable tail lamp.
(C) On the rear, one (1) operable brake lamp.
[Pre-1991 Recodification Citation: 9-8-6-10.]
As added by P.L.2-1991, SEC.7. Amended by P.L.1-1991, SEC.89.