The administrative authority may decide to implement a decision obliging a foreign national to leave the territory of another State in the following cases:
1° The foreign national has been the subject of an alert for the purposes of refusing entry by virtue of an enforceable decision refusing entry or removal taken by one of the other States party to the convention signed in Schengen on 19 June 1990 and is illegally present in mainland France ;<2° While in France, the foreign national has been the subject of an enforceable removal order issued by one of the other Member States of the European Union, the Republic of Iceland, the Principality of Liechtenstein, the Kingdom of Norway or the Swiss Confederation.
The conditions for application of 2° are laid down by decree in the Conseil d’Etat.