(1) The object of this regulation is to regulate the following:
(a) the mass, dimensions and loading of vehicles and combinations;
(b) the conditions for access to roads of vehicles and combinations that are too large or too heavy for general road access;
(c) the conditions under which oversize or overmass vehicles and combinations exempted from normal dimension or mass limits may travel on roads and road related areas.
(2) The Assembly intends that the object of this regulation will be achieved in the context of nationally consistent road transport laws, particularly in the context of nationally consistent compliance and enforcement laws, having regard to regional differences.