Green beret
U.S. Special Forces wear the green beret as a distinction of excellence and uniqueness within the Army.
Uniform beret
Auxiliary police officers of Certis CISCO and Aetos Security Management don dark blue berets when performing escort and other high-risk duties, as do specialist forces of the Singapore Prison Service. In addition, student cadets of uniformed youth organizations such as the National Cadet Corps also wear berets of different colours. National Cadet Corps has three distinct beret colours for each of its services (Land, Sea and Air), these are NCC Green, NCC Black and NCC Blue for each service respectively.National Police Cadet Corps wears their own separate dark blue berets, while National Civil Defence Cadet Corps wears their separate black beret.