GM1 9. Aeronautical data

DAT PROVIDERS Aeronautical data in the context of DAT providers should mean that aeronautical data needed for the functionality of certified aircraft application(s) and does not form part of its (their) approved type design. It may change over the course of time such as e.g. ‘aerodrome mapping data’, ‘obstacles data’ and ‘terrain data’, etc. which are amongst other types of ‘aeronautical data’.