Implementing rules for interoperability should be drawn up for systems whenever necessary to complement or further refine the essential requirements; those rules should also be drawn up where necessary to facilitate the coordinated introduction of new, agreed and validated concepts of operation or technologies; compliance with those rules should be permanently maintained; those rules should rely on rules and standards developed by international organisations such as Eurocontrol or ICAO.
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New version applies from 11/09/2018.
41 provisions change.
Recital 10 is deleted from 11/09/2018.