The scope and duration of the temporary reintroduction of border control at internal borders shall not exceed what is strictly necessary to respond to the serious threat.
Ní rachaidh raon feidhme agus ré athbhunú sealadach an rialaithe teorann ag teorainneacha inmheánacha thar a bhfuil riachtanach chun freagairt a thabhairt ar an mbaol tromchúiseach.