4.3.6. Any vehicle transporting more than 25 kg of explosives must bear a sign on the front, back and on each side reading “EXPLOSIVES”, in light-reflecting paint on a contrasting background, in letters at least 150 mm high. These signs shall be removed or covered when the vehicle is not transporting explosives.
R.R.Q., 1981, c. S-2.1, r. 6, s. 4.3.6; O.C. 1959-86, s. 42.