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Easy Access Rules for Airborne Communications, Navigation and Surveillance (CS-ACNS)

Initial issue & Issues 2-4
CS-ACNS

Issue 4 of the Easy Access Rules for Airborne Communications, Navigation and Surveillance (EAR for CS-ACNS Issue 4) incorporates the applicable certification specifications (CSs), acceptable means of compliance (AMC) and guidance material (GM) for CS-ACNS, as updated by ED Decision 2022/008/R, displayed in a consolidated, easy-to-read format with advanced navigation features through links and bookmarks.

The EAR for CS-ACNS Issue 4 are available for free download on the European Union Aviation Safety Agency (EASA) website as pdf and now also as online dynamic publications with filters and search functions for simple navigation with computers, tablets, and mobiles. As they are generated through the eRules platform, they will be updated regularly to incorporate further changes and evolutions to their content.

Please send your feedback and comments by using the Easy Access Rules area on the contact us form.