Regulation (EC) No 551/2004 of the European Parliament and of the Council of 10 March 2004 on the organisation and use of the airspace in the single European sky (the airspace Regulation) (OJ L 96, 31.3.2004, p. 20).
Rialachán (CE) Uimh. 551/2004 ó Pharlaimint na hEorpa agus ón gComhairle an 10 Márta 2004 maidir le heagrú agus úsáid an aerspáis san aerspás Eorpach aonair (an Rialachán maidir le hAerspás) (IO L 96, 31.3.2004, lch. 20).