Criteria for the temporary reintroduction of border control at internal borders where exceptional circumstances put the overall functioning of the area without internal border control at risk
Critéir maidir le rialú teorann ag teorainneacha inmheánacha a athbhunú ar bhonn sealadach nuair a chuireann cúinsí eisceachtúla feidhmiú foriomlán an limistéir gan rialú ag teorainneacha inmheánacha i mbaol