Boeing -- International Traffic Rights "The 9 Freedoms of the Air"

http://www.boeing.com/commercial/startup/pdf/operating/StartupBoeing_Freedoms_of_the_Air.pdf



A clearer, graphical explanation of the 9Freedoms, by Boeing

ICAO 9 FREEDOMS OF THE AIR

http://www.icao.int/icao/en/trivia/freedoms_air.htm