Aviation System Block Upgrades

This ASBU Working Document (Edition 2, Version 3) is the successor to the Global Air Navigation Industry Symposium (GANIS) Working Document issued prior to the GANIS Symposium, which took place from 20 to 23 September 2011.

PDF format ASBU Working Document (Edition 2, Version 3)	WORD format with hyperlinks to the References and Guidance materials	Dataset of the ASBU Modules

For any comments, or questions please contact us by email at: ANConf12@icao.int