In addition, every member in each of the Member States or third countries represented should be required to have each competence needed for the efficient functioning of an EGTC unless the Member State or third country approves the participation of a member established under its national law even where that member is not competent for all the tasks specified in the convention.
Ina theannta sin, ba cheart go gceanglófaí go mbeadh ag gach comhalta as gach Ballstát agus as gach tríú tír a bhfuil ionadaíocht aige gach inniúlacht atá ag teastáil le haghaidh fheidhmiú éifeachtach EGTC, ach amháin mura ndéanann an Ballstát nó an tríú tír rannpháirtíocht comhalta a bhunaítear faoina dhlí náisiúnta a fhormheas, fiú amháin sa chás nach bhfuil inniúlacht ag an gcomhalta sin do na cúraimí go léir a shonraítear sa choinbhinsiún.