If there is a change in circumstances having a substantial effect on a question subject to such a European decision, the Council shall review the principles and objectives of that decision and adopt the necessary European decisions.
Má tharlaíonn athrú sna himthosca a bhfuil éifeacht shuntasach aige ar cheist atá faoi réir cinnidh Eorpaigh den sórt sin, déanfaidh an Chomhairle prionsabail agus cuspóirí an chinnidh sin a athbhreithniú agus glacfaidh sí na cinntí Eorpacha is gá.