ICAO Annex 18 — The Safe Transport of Dangerous Goods by Air, 4th edition, incorporating Amendments 1–10. July 2011. 36 pp. ISBN 978-92-9231-813-0
This Annex contains the broad principles governing the international transport of dangerous goods by air. To assist in achieving compatibility with other modes of transport, the provisions of this Annex are based on material developed by the United Nations and the International Atomic Energy Agency.
Annex 18 deals with the "Safe Transport of Dangerous Goods by Air". In general it sets down broad principles but one of the Standards requires that dangerous goods are carried in accordance with the Technical Instructions for the Safe Transport of Dangerous Goods by Air (the “Technical Instructions”). States are required by Annex 18 to have inspection and enforcement procedures to ensure that dangerous goods are being carried in compliance with the requirements.