Northern Territory Consolidated Regulations

AUSTRALIAN VEHICLE STANDARDS RULES - REG 51

    (1)     A tyre fitted to a vehicle with a GVM over 4.5 tonnes must be suitable for road use at the lesser of:

        (a)     100 kilometres an hour; and

        (b)     the vehicle's top speed.

    (2)     This rule applies to a vehicle instead of the tyre speed category requirements in the relevant ADR.