This legislation has been repealed.
A vehicle that,
together with its load or equipment is 2.2 metres or more in width shall have
a lamp or reflector fitted to each side at the rear of the vehicle, or, in the
case of a vehicle and trailer, at the rear of the trailer; and the lamp or
reflector shall —
(a) be
so placed that it is not higher than 1.5 metres from the ground and no part of
the vehicle or, in the case of a vehicle drawing a trailer, no part of the
trailer, and no part of any load or equipment on either vehicle or trailer,
projects, on either side on which the lamp or reflector is fitted, more than
150 millimetres laterally from the centre of the lamp or reflector; and
(b) be
capable of showing a clear red light to the rear and no other light.