Prescribed mass requirements
(1) The national regulations may prescribe requirements (the
prescribed mass requirements) about the following—
(a) the mass of heavy vehicles;
(b) the mass of components of heavy vehicles.
(2) Without limiting subsection (1), the prescribed mass
requirements may include the following—
(a) requirements about mass limits relating to—
(i) the tare mass of heavy vehicles; or
(ii) the mass of heavy vehicles together with their
loads; or
(iii) the mass on tyres, axles or axle groups of heavy
vehicles;
(b) requirements about mass limits relating to axle spacing.
(3) Also, without limiting subsection (1) or (2), the prescribed
mass requirements may—
(a) include mass limits that are to apply only to particular
areas or routes; and
(b) authorise or require the Regulator to decide the areas or
routes to which the mass limits are to apply.
(4) The national regulations may prescribe requirements (that are
not prescribed mass requirements) about the use on roads of
heavy vehicles under particular mass limits, including, for
example—
(a) a requirement that drivers of heavy vehicles using the
vehicles under mass limits applying only to particular