necessary in individual cases for the purposes of the prevention, investigation, detection or prosecution of criminal offences for which Europol is competent; or
go bhfuil sé riachtanach i gcásanna aonair chun cionta coiriúla a bhfuil Europol inniúil ina dtaobh a chosc, a imscrúdú, a bhrath nó a ionchúiseamh; nó