Royal Air Force Volunteer Reserve (Training Branch) an initial filter interview at an ATC Wing HQ. This interview is usually chaired by the OC Wing who holds the rank of Wing Commander Air Cadets. Others present at the filter interview may include the Wing Executive Officer who is nowadays a civil servant that may also hold the rank of Squadron Leader RAF VR(T) and one or more Wing Staff Officers in the rank of Squadron Leader/Flight Lieutenant Air Cadets. The Chair of the interview panel must have attended and passed the RAF's Short Interview Technique Course. Candidates who successfully pass this filter interview are then called forward
Squadron leader Force (SLAF), Pakistan Air Force (PAF), Royal Australian Air Force (RAAF), Nigerian Air Force (NAF), and Royal New Zealand Air Force (RNZAF). It is also used in the Egyptian Air Force, Hellenic Air Force, Royal Air Force of Oman the Royal Thai Air Force and the Air Force of Zimbabwe The Royal Canadian Air Force (RCAF) used the rank until the unification of the Canadian Forces in 1968, when army-type rank titles were adopted. Canadian squadron leaders were retitled as majors. In official French Canadian usage, a squadron leader's rank title was "commandant d'aviation". The Chilean Air Force equivalent rank,