Division 51 - Air transport of International Standard Industrial Classifications of All Economic Activities (ISIC) Rev.4 includes the transport of passengers or freight by air or via space.
This division excludes the overhaul of aircraft or aircraft engines (see class 3315) and support activities, such as the operation of airports, (see class 5223). This division also excludes activities that make use of aircraft, but not for the purpose of transportation, such as crop spraying (see class 0161), aerial advertising (see class 7310) or aerial photography (see class 7420).
The section includes these Divisions and Classes:
511 Passenger air transport
See class 5110.
512 Freight air transport
See class 5120.
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