Directive 2004/54/EC of the European Parliament and of the Council of 29 April 2004 on minimum safety requirements for tunnels in the trans-European road network (OJ L 167, 30.4.2004, p. 39).
Treoir 2004/54/CE ó Pharlaimint na hEorpa agus ón gComhairle an 29 Aibreán 2004 maidir le híoscheanglais sábháilteachta do tholláin sa ghréasáin tras-Eorpach bóithre (IO L 167, 30.4.2004, lch. 39).