Australian Design Rule ADR 65 - Maximum Road Speed Limiting for Heavy Goods Vehicles and Heavy Omnibuses - Western Australia


You will need to comply with this standard if you intend to operate a bus with a GVM of over 14.5 tonnes, or a prime mover with a GVM of over 15 tonnes. This does not apply to a vehicle manufactured before 1987, an emergency vehicle, or a bus equipped for standing passengers. Two axle prime movers constructed between 1987 and 1991 which are used for primary production (excluding fishing, mining and forestry) are also exempt from this requirement.

This standard specifies devices or systems used to limit the maximum road speed of heavy goods vehicles and heavy omnibuses.

Service type

Code of Practice

A code of practice is a set of rules which details how people in a certain industry should behave. A code of practice can be defined as a result of legislation or by industry regulators and bodies.

Act(s) name

Road Traffic (Vehicles) Act 2012 Western Australia

Regulation(s) name

Road Traffic (Vehicles) Regulations 2014 Western Australia

Administering agency

Department of Transport

Transport Services

Driver and Vehicle Services

Contact details

Contact Email, Phone and Address Details for this service in simple two column table format, header then data.