Squadron leader Squadron leader Squadron leader (Sqn Ldr in the RAF ; SQNLDR in the RAAF and RNZAF; formerly sometimes S/L in all services) is a commissioned rank in the Royal Air Force and the air forces of many countries which have historical British influence. It is also sometimes used as the English translation of an equivalent rank in countries which have a non-English air force-specific rank structure. An air force squadron leader ranks above flight lieutenant and immediately below wing commander and it is the most junior of the senior officer ranks. The air force rank of squadron leader has a
No. 3 (Royal Auxiliary Air Force) Police Squadron No. 3 (Royal Auxiliary Air Force) Police Squadron No 3 (Royal Auxiliary Air Force) Police Squadron formed as a consequence of the assumptions made in the Strategic Defence Review, presented to Parliament by the Secretary of State for Defence (then the Rt. Hon. George Robertson MP) in July 1998. Specifically, this recognised that deployed air operations are likely to take place at the end of a long supply chain or line of communication. Control of this line of communication ia a task which falls to the service military police organisations: The Royal Air Force Police and the Royal Military Police.