Group captain the wing commander and group captain command pennants are triangular in shape. The rank of group captain is also used in a number of the air forces in the Commonwealth, including the Bangladesh Air Force, Ghana Air Force, Indian Air Force (IAF), Nigerian Air Force, Pakistan Air Force (PAF), Royal Australian Air Force (RAAF), Royal New Zealand Air Force (RNZAF), Sri Lankan Air Force and the Trinidad and Tobago Air Guard. It is also used in the Egyptian Air Force, Hellenic Air Force, Royal Air Force of Oman and the Royal Thai Air Force. The Royal Canadian Air Force used
No. 3 (Royal Auxiliary Air Force) Police Squadron policing and security tasks on both deployed operating bases and in wider operational areas. There have been few Royal Air Force operations in the last 30 years which have not seen the deployment of RAF Police personnel including RAuxAF Police. 3 (Royal Auxiliary Air Force) Police Squadron is totally integrated into No: 3 Royal Air Force (Tactical) Police Wing structure. Much of its support comes from Wing level resources and, in turn, personnel can expect to work directly alongside their regular counterparts. Applicants to join are invited to attend the Squadron HQ at RAF Henlow for a half day selection