The search tool is limited. For bulk operations or system integration (e.g., updating an airline’s operations database), you must purchase the full XML/CSV data set.

: As of April 2026, ICAO typically issues a new edition every three months to reflect the rapid changes in the aviation industry (e.g., new airlines or defunct agencies).

The International Civil Aviation Organization (ICAO) is a specialized agency of the United Nations that sets global standards and recommended practices for civil aviation. One of the key documents published by ICAO is Doc 8585, which provides guidelines for radio navigation aids. In this article, we will explore the contents and significance of ICAO Doc 8585, and how it impacts the aviation industry.

: Used in programs like CORSIA (Carbon Offsetting and Reduction Scheme for International Aviation) to uniquely identify airline operators for emissions monitoring. Related ICAO Documents Downloads - Regional Monitoring Agency Eurasia

: For decades, the industry relied on a simpler two-letter designator system. However, as the world recovered after World War II and global travel boomed, the industry eventually ran out of unique combinations. The 1981 Pivot

One of the most common misunderstandings in aviation is the difference between ICAO Doc 8585 codes and IATA (International Air Transport Association) codes.