9.5.2008 seek to retain the widest possible measure of participation of the Member State concerned without seriously affecting the practical operability of the various parts of the Schengen acquis, while respecting their coherence.
9.5.2008 dochar tromchúiseacha dhéanamh d'inoibritheacht phraiticiúil na gcodanna éagsúla d'acquis Schengen, agus ag comhchuibheas á urramú.