If a load sticks out of a vehicles side walls of a motor vehicle or a combination of vehicles external edge of position lights by more than 400mm at normal visibility the sticking out end of load must be:
Marked with red flag with a minimum size 30 x 30cm.
Marked at the rear with red and in front with a white reflex-reflector of other than a triangle shape.
Marked at the rear with red and in front with a white reflex reflector of a triangle shape.