As a specialized agency of the United Nations, ICAO occasionally makes historical documents or executive summaries available through the UN Digital Library system. While the complete, latest edition usually requires a purchase, regulatory summaries are sometimes accessible for public research. Conclusion

For aviation authorities and Air Navigation Service Providers (ANSPs), Doc 9811 is the "instruction manual" for the GANP. It ensures that when a new technology—like System-Wide Information Management (SWIM) Space-Based ADS-B

Assisting governments in understanding the economic impacts of bilateral and multilateral air service agreements.