Yeddo redirects here. For a town in Indiana, USA, see Yeddo, Indiana. Edo (æ±æ¸, bay-entrance or estuary), also romanized as Jedo, Yedo or Yeddo, is the former name of Tokyo. It was the seat of power for the Tokugawa shogunate, which ruled Japan from 1603 to 1868.
International Civil Aviation Organization (ICAO) Adopt best practices and regulations for international air navigation and transport. The International Civil Aviation Organization (ICAO) creates regulations for aviation safety, security, efficiency and regularity and environmental protection. The organization also regulates operating practices and procedures covering the technical field of aviation.
Flag of the ICAO. The ICAO aircraft type designator is a three-or four-character alphanumeric code designating every aircraft type (and some sub-types) that may appear in flight planning.These codes are defined by the International Civil Aviation Organization, and published in ICAO Document 8643 Aircraft Type Designators.ICAO codes are used by air traffic control and airline operations such as flight planning.They are not the same as the IATA codes encountered by the general public, which are used for airline timetables, etc.CAO codes are used by air traffic control and airline operations such as flight planning. They are not the same as the IATA codes encountered by the general public, which are used for airline timetables, etc.