—(1) A breakdown vehicle may carry one or more lamps showing a white light which comply with paragraph (2) for the purposes of illuminating the scene of an accident or breakdown.
(2) Each lamp shall be so constructed, fitted and maintained that no part of its illuminated area is less than 1½ metres from the ground.
(3) No person shall illuminate any lamp carried by a breakdown vehicle by virtue of this rule except while the vehicle is in the immediate vicinity of an accident or breakdown and there is illuminated a lamp or lamps showing an amber light carried on the vehicle in accordance with rule 9.
(4) Any person using a lamp carried on a breakdown vehicle by virtue of this rule shall ensure that it is so directed that no person who is driving a vehicle is dazzled by the light emitted therefrom.
(5) The light shown by a lamp carried on a breakdown vehicle by virtue of this rule may be moved by swivelling, deflecting or otherwise while the vehicle is in motion in the immediate vicinity of the accident or breakdown.