ISIC REV. 4 · DIVISION 51
Air transport
Activity scope
Air transport
This activity belongs to Transport & logistics / Air transport. The classification describes economic activities; company inclusion still requires a qualifying business record.
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Related activities in this branch
Classification source
United Nations Statistics Division, ISIC Revision 4. Official English structure retrieved October 3, 2026. Broad navigation labels are simplified by COMPANY CORE.
View official classification structureRevision 5 is a separate standard. This directory keeps Revision 4 identifiers for compatibility with its existing records.