That period should be without prejudice to national law setting out other data retention requirements allowing case-by-case decisions to facilitate criminal or administrative proceedings.
Ba cheart nár dhochar an tréimhse sin don dlí náisiúnta lena leagtar amach ceanglais eile do choinneáil sonraí lena gceadaítear cinntí cás ar chás chun imeachtaí coiriúla nó riaracháin a éascú.