Ordinary Membership of the Association is open to those who have served in H.M. Forces, St. Johns Ambulance Brigade, Merchant Navy, and the Civil Service in the above areas during the Second World War, the Dutch East Indies Insurrection (Java/Sumatra, September 1945 – November 1946), the Malayan Emergency, the Brunei Insurrection, the Borneo/Indonesian Confrontation and at any time since.