; and (C) flown for hobby or recreational purposes. (6) Permanent areas The term permanent areas means areas on land or water that provide for launch, recovery, and operation of small unmanned aircraft. (7) Public unmanned aircraft system The term public unmanned aircraft system means an unmanned aircraft system that meets the qualifications and conditions required for operation of a public aircraft (as defined in section 40102(a)). (8) Sense-and-avoid capability The term sense-and-avoid capability means the capability of an unmanned aircraft to remain a safe distance from and to avoid collisions with other airborne aircraft. (9) Small unmanned aircraft The term small unmanned aircraft means an unmanned aircraft weighing less than 55 pounds, including everything that is on board the aircraft. (10) Unmanned aircraft The term unmanned aircraft means an aircraft that is operated without the possibility of direct human intervention from within or on the aircraft. (11) Unmanned aircraft system The term unmanned aircraft system means an unmanned aircraft and associated elements (including communication links and the components that control the unmanned aircraft) that are required for the pilot in command to operate safely and efficiently in the national airspace system. (12) UTM The term UTM means an unmanned aircraft traffic management system or service. 45502. Integration of civil unmanned aircraft systems into national airspace system (a) Required Planning for Integration (1) Comprehensive plan Not later than November 10, 2012, the Secretary of Transportation, in consultation with representatives of the aviation industry, Federal agencies that employ unmanned aircraft systems technology in the national airspace system, and the unmanned aircraft systems industry, shall develop a comprehensive plan to safely accelerate the integration of civil unmanned aircraft systems into the national airspace system. (2) Contents of plan The plan required under paragraph (1) shall contain, at a minimum, recommendations or