23 Facts About ICAO

1.

ICAO headquarters are located in the Quartier International of Montreal, Quebec, Canada.

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2.

ICAO Council adopts standards and recommended practices concerning air navigation, its infrastructure, flight inspection, prevention of unlawful interference, and facilitation of border-crossing procedures for international civil aviation.

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3.

ICAO defines the protocols for air accident investigation that are followed by transport safety authorities in countries signatory to the Chicago Convention on International Civil Aviation.

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4.

ICAO is distinct from other international air transport organizations, particularly because it alone is vested with international authority : other organizations include the International Air Transport Association, a trade association representing airlines; the Civil Air Navigation Services Organization, an organization for Air navigation service providers ; and the Airports Council International, a trade association of airport authorities.

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5.

Forerunner to ICAO was the International Commission for Air Navigation.

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6.

The twenty-sixth country ratified the convention on 5 March 1947 and, consequently, PICAO was disestablished on 4 April 1947 and replaced by ICAO, which began operations the same day.

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7.

In October 1947, ICAO became an agency of the United Nations under its Economic and Social Council.

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8.

In January 2020, ICAO blocked a number of Twitter users—among them think-tank analysts, employees of the United States Congress, and journalists—who mentioned Taiwan in tweets related to ICAO.

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9.

The United States House Committee on Foreign Affairs harshly criticized ICAO's perceived failure to uphold principles of fairness, inclusion, and transparency by silencing non-disruptive opposing voices.

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10.

Republic of China was a founding member of ICAO but was replaced by the People's Republic of China as the legal representative of China in 1971 and as such, did not take part in the organization.

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11.

Council of ICAO is elected by the Assembly every 3 years and consists of 36 members elected in 3 groups.

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12.

Each country should have an accessible Aeronautical Information Publication, based on standards defined by ICAO, containing information essential to air navigation.

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13.

ICAO defines an International Standard Atmosphere, a model of the standard variation of pressure, temperature, density, and viscosity with altitude in the Earth's atmosphere.

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14.

The ICAO code is based on the region and country of the airport—for example, Charles de Gaulle Airport has an ICAO code of LFPG, where L indicates Southern Europe, F, France, PG, Paris de Gaulle, while Orly Airport has the code LFPO.

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15.

ICAO provides telephony designators to aircraft operators worldwide, a one- or two-word designator used on the radio, usually, but not always, similar to the aircraft operator name.

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16.

ICAO maintains the standards for aircraft registration, including the alphanumeric codes that identify the country of registration.

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17.

ICAO recommends a unification of units of measurement within aviation based on the International System of Units.

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18.

ICAO has a headquarters, seven regional offices, and one regional sub-office:.

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19.

ICAO is currently opposed to the inclusion of aviation in the European Union Emission Trading Scheme.

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20.

ICAO has conducted four investigations involving air disasters, of which two were passenger airliners shot down while in international flight over hostile territory.

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21.

ICAO is looking at having a singular ledger for drone registration to help law enforcement globally.

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22.

Currently, ICAO is responsible for creating drone regulations across the globe, and it is expected that it will only maintain the registry.

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23.

ICAO currently maintains the 'UAS Regulation Portal' for various countries to list their country's UAS regulations and review the best practices from across the globe.

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