The tare weights of containers, road goods vehicles, trailers and other items of transport equipment (i.e. the unloaded weight of the vehicle or equipment itself) are excluded.
Nid ydym wedi cynnwys pwysau cynwysyddion, cerbydau cludo nwyddau, trelars ac eitemau cludo eraill gwag (hy pwysau'r cerbyd heb lwyth neu'r offer ei hun).