ATM/ANS This document contains the applicable rules for the providers of Air Traffic Management/Air Navigation Services and other Air Traffic Management network functions, displayed in a consolidated, easy-to-read format with advanced navigation features through links and bookmarks. It covers Regulation (EU) 2017/373 and all its annexes, i.e. Annex I ‘Part-Definitions’, Annex II ‘Part-ATM/ANS.AR’, Annex III