In accordance with the principle of proportionality, it is necessary and appropriate to lay down harmonised rules on the communication of information by the customs administration, the exchange of confidential data between Member States and the definition of statistical value in the domain of intra-Union trade statistics.
I gcomhréir le prionsabal na comhréireachta, is gá agus is iomchuí rialacha comhchuibhithe a leagan síos maidir le faisnéis a chur in iúl trí lucht riaracháin custaim, maidir le malartú sonraí rúnda idir na Ballstáit agus an sainmhíniú ar luach staidrimh i réimse an staidrimh trádála laistigh den Aontas.