International Civil Aviation Organization, ICAO was established in 1947 by the Convention on International Civil Aviation (Chicago Convention). The ICAO serves as an umbrella organization for its members and is headquartered in Montreal.


The aims and objectives of the ICAO is to safeguard the orderly development of civil aviation. The organization has established a series of standards and recommendations for aviation safety and efficiency. Activities include

  • establishing and reviewing technical standards for aircraft and the licensing of personnel
  • promoting flight safety
  • developing airways, airports and air navigation facilities
  • preventing economic waste caused by unreasonable competition
  • continuing the development of international aviation law.


The Assembly is the supreme organ of the ICAO. It is composed of representatives of all member states and meets at least once every three years, reviewing work and setting policy.

The ICAO Council is the executive organ, composed of 36 states. The Council may initiate investigations and serve as an ad hoc tribunal for civil aviation disputes.

The Secretariat, headed by the Secretary-General, consists of five main departments:

  1. air navigation
  2. air transport
  3. legal affairs
  4. technical cooperation
  5. administrative matters.
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Last modified: 2024-02-15