Highway patrol
A highway patrol is either a police unit created primarily for the purpose of overseeing and enforcing traffic safety compliance on roads and highways, or a detail within an existing local or regional police agency that is primarily concerned with such duties.
Duties of highway patrols or traffic police may include the following:
Argentina
In Argentina, traffic policing is the responsibility of the Argentine National Gendarmerie.
Australia
In Australia, traffic policing is the responsibility of the state police forces. Each force has its own traffic sections, often a local section in each area and a statewide section.
Australian Capital Territory: Traffic Operations (territory wide)
New South Wales Police Force: Traffic and Highway Patrol Command (statewide)
Northern Territory Police: Highway Patrol Unit (territory wide)
Queensland Police Service: Traffic Branch (local), State Traffic Task Force (statewide)
South Australia Police: Traffic Services Branch (statewide)
Tasmania Police: Traffic Division