This article discusses the transportation laws in Australia, including the government regulatory departments, road rules, vehicle standards, and heavy vehicle regulations. It provides an overview of the various organizations responsible for implementing and enforcing these laws, such as the Bureau of Infrastructure, Transport and Regional Economics, National Heavy Vehicle Regulator, and Australian Transport Safety Bureau. The article also covers the Australian Design Rules, Australian Road Rules, and Australian Light Vehicle Standards Rules. Additionally, it highlights the importance of rail safety and the role of the National Rail Safety Regulator.