A clearer way into aviation
Annex 5 — Units of Measurement to be Used in Air and Ground Operations
Annex: SARPs and associated material
Common measurement conventions help aviation teams communicate quantities consistently across air and ground activities.
Where this fits
How to approach the source
Start with the scope, definitions and applicability of the exact part or volume. Distinguish a provision from a note, attachment or explanatory example. Then check the edition, amendment record and national implementation before drawing a conclusion about a real operation or qualification.
Source status
This introductory description is based on the inspected 2021 ICAO catalogue entry. It is not a paragraph-level interpretation of the local PDF.
Catalogue citation: Annex 5, entry beginning at line 504 in the local text edition of the ICAO Products and Services Catalogue 2021.
Historical catalogue edition: 5th edition, incorporating Amendments 1�17. July 2010.
Not comprehensively checked; do not assume the catalogue or local PDF is current.
Check ICAO publication information