EUROPEAN UNION|European Union law|EU act|regulation (EU)|implementing Regulation #690673 IATE #3648601 Rialachán Cur Chun Feidhme (AE) 2019/123 ón gCoimisiún an 24 Eanáir 2019 lena leagtar síos rialacha mionsonraithe maidir le feidhmeanna líonra bainistíochta aerthráchta (BAT) a chur chun feidhme agus lena n-aisghairtear Rialachán (AE) Uimh. 677/2011 ón gCoimisiún (Téacs atá ábhartha maidir le LEE) Tagairt Téarmeolaithe COM-GA ga Commission Implementing Regulation (EU) 2019/123 of 24 January 2019 laying down detailed rules for the implementation of air traffic management (ATM) network functions and repealing Commission Regulation (EU) No 677/2011 (Text with EEA relevance)en