; (2) the Federal Bureau of Investigation; and (3) the Department of Transportation. B Unmanned Aircraft Systems 341. Definitions; Integration of civil unmanned aircraft systems into national airspace system (a) In general Part A of subtitle VII of title 49, United States Code, is amended by inserting after chapter 447 the following: 448 Unmanned aircraft systems Sec. 44801. Definitions. 44802. Integration of civil unmanned aircraft systems into national airspace system. 44801. Definitions In this chapter, the following definitions apply: (1) Actively tethered unmanned aircraft system The term actively tethered unmanned aircraft system means an unmanned aircraft system in which the unmanned aircraft component— (A) weighs 4.4 pounds or less, including payload but not including the tether; (B) is physically attached to a ground station with a taut, appropriately load-rated tether that provides continuous power to the unmanned aircraft and is unlikely to be separated from the unmanned aircraft; and (C) is controlled and retrieved by such ground station through physical manipulation of the tether. (2) Appropriate committees of Congress The term appropriate committees of Congress means the Committee on Commerce, Science, and Transportation of the Senate and the Committee on Transportation and Infrastructure of the House of Representatives . (3) Arctic The term Arctic means the United States zone of the Chukchi Sea, Beaufort Sea, and Bering Sea north of the Aleutian chain. (4) Certificate of waiver