212Warning signals for certain rear projections

212 Warning signals for certain rear projections (1) The rear of a load on a vehicle must carry a warning signal if the load— (a) projects more than 1⋅2 metres from the rear of the vehicle; or (b) projects to the rear of the vehicle so that the end of the load cannot be seen easily from behind; or (c) is on a pole-type trailer. (2) The warning signal must be— (a) in daylight, a brightly coloured flag or piece of material, with each side at least 300 millimetres long; and (b) at night, a red light that can be seen for at least 200 metres. (3) Subregulations (1) and (2) do not apply to a class O vehicle.