The DGIWG Feature and Attribute Data Registry includes the following managed registers:
Aeronautical Information FDD concepts as harmonized by the Aeronautical Information Harmonization Working Group (AIHWG) - made up of DGIWG members, their civilian agency counterparts, EUROCONTROL and ICAO. The contents of this register are still subject to change based on ongoing AIHWG work.
To support the complete specification of items in the DGIWG Feature and Attribute Data Registry the following registers are presented:
Data Types Dictionary supporting concepts used to specify attribute concepts (e.g., datatypes and units of measure).