This document proposes revisions to rules regarding the export of military aircraft, gas turbine engines, and related items. It summarizes proposed changes to clarify and expand descriptions of controlled items on the Commerce Control List. The proposed rule would add text to clarify the types of military aircraft controlled and modify controls on certain items related to military aircraft and gas turbine engines. It seeks public comments on the proposed changes by March 25, 2016 and furthers the goal of retrospective review of existing rules.