The CAS has been committed to deploy members to assist Government departments / charitable organisations to perform crowd management duties in many public functions, such as the Chinese New Year Fireworks Display, Walks for Charity, Mid Autumn Festival Carnival, Hong Kong Dragon Boat Festival - International Races, and at the places such as Wong Tai Sin Temple, Che Kung Temple, Tin Hau Temple, KCR Terminal and China-Hong Kong Ferry Terminal etc.
On every Sunday and public holiday, the CAS will deploy adult members and cadets to patrol the popular hiking trails in the country parks to provide guidance and assistance to hikers in need of help.
CAS Cadet Corps was established in 1968 with a mission of developing its members' leadership potential, cultivating their civic awareness through various forms of training and activities. Other than the CAS Cadets Corps, the CAS assists the government in youth training programes, such as Youth Pre-employment Training Programme, Smart Teen Challenge Camp.