Article L722-4 of the French Code governing the entry and residence of foreign nationals and the right of asylum
The administrative authority may initiate the ex officio enforcement procedure for deportation decisions other than those imposing an obligation to leave French territory as soon as they are notified.When a decision to surrender to the authorities of another State or imposing an obligation to leave French territory accompanied by a return or movement ban has already been enforced or the foreign national subject to it has returned to France, this…