In the latter case, the administrative authority is at least primarily responsible for conducting the investigation, while the judicial authority is typically entrusted with the power to take decisions imposing fines and can have the power to take other decisions, such as finding an infringement of Articles 101 and 102 TFEU.
Sa chás deireanach sin, is é an t-údarás riaracháin atá freagrach go príomha, ar a laghad, as an imscrúdú a dhéanamh agus is gnách go dtabharfar de chumhacht don údarás breithiúnach cinntí a dhéanamh maidir le fíneálacha a fhorchur agus d'fhéadfadh a bheith de chumhacht aige cinntí eile a dhéanamh, amhail go ndearnadh sárú ar Airteagail 101 agus 102 CFAE.