Dangerous goods. Articles or substances which are capable of posing a risk to health, safety, property or the environment and which are shown in the list of dangerous goods in the Technical Instructions or which are classified according to those Instructions.

The ICAO Annexes are:

• Annex 1 - Personnel Licensing
• Annex 2 - Rules of the Air
• Annex 3 - Meteorological Services
• Annex 4 - Aeronautical Charts
• Annex 5 - Units of Measurement
• Annex 6 - Operation of Aircraft
• Annex 7 - Aircraft Nationality and Registration Marks
• Annex 8 - Airworthiness of Aircraft
• Annex 9 - Facilitation
• Annex 10 - Aeronautical Telecommunications
• Annex 11 - Air Traffic Services
• Annex 12 - Search and Rescue
• Annex 13 - Aircraft Accident and Incident Investigation
• Annex 14 - Aerodromes
• Annex 15 - Aeronautical Information Services
• Annex 16 - Environmental Protection
• Annex 17 - Security
• Annex 18 - The Safe Transportation of Dangerous Goods by Air
• Annex 19 - Safety Management