The recommendations of this document apply to commercial type@ multi-engine transport aircraft which utilize reciprocation or turbine type powerplants and which are operated in subsonic@ transonic@ or supersonic speed regimes. These recommendations are not intended to apply to V/STOL configurations. Purpose - The purpose of this document is to set forth recommendations of SAE Committee S-7 relative to the location and actuation of flight deck controls. These recommendations are intended to minimize confusion and distraction and thereby reduce transition training time@ crew errors@ fatigue@ and other factors detrimental to flight safety and efficiency. In arriving at these recommendations@ the committee carefully reviewed the work of the flight deck layout panel of the Aircraft Committee of the Munitions Board@ the Federal Aviation Agency@ the requirements of the airline operators@ the aircraft manufacturers@ etc. In cases where conflicting opinions existed@ suitable compromises were made.