This Regulation should not affect the competences of national authorities in any procedure, including the verification of the accuracy and the validity of information or evidence submitted and the verification of authenticity where evidence is submitted by means other than the technical system based on the ‘once-only’ principle.
Níor cheart don Rialachán seo difear a dhéanamh d’inniúlachtaí na n-údarás náisiúnta sna céimeanna éagsúla a ghabhann le haon nós imeachta, lena n-áirítear fíorú bheachtas agus bhailíocht na faisnéise nó na fianaise a chuirtear isteach, lena n-áirítear fíorú barántúlachta i gcás ina gcuirtear fianaise isteach trí mhodhanna eile seachas an córas teicniúil atá bunaithe ar an bprionsabal “aon-uaire”.