the common border between two Member States bound to apply the Schengen acquis in full, in conformity with their respective Acts of Accession, but for which the relevant Council Decision authorising them to fully apply that acquis has not yet entered into force;
an chomhtheorainn idir dhá Bhallstát a bhfuil de cheangal orthu acquis Schengen a chur i bhfeidhm ina iomláine, i gcomhréir lena nIonstraimí Aontachais faoi seach, ach nár tháinig an Cinneadh ábhartha ón gComhairle lena n-údaraítear dóibh an acquis sin a chur i bhfeidhm go hiomlán i bhfeidhm ina leith go fóill;