The state of emergency is in force throughout the metropolitan territory and allows for additional measures on the territory of Ile-de-France. You will find below Decree No. 2015-1475 establishing a state of emergency and conferring on the administrative authorities the power to order house searches day and night, and Decree No. 2015-1476 organizing a emergency strengthened in Ile-de-France.This exceptional provision is made by the law of April 3, 1955 and provides a serious disorder in the context of public order, the administrative authorities (prefects) to take increased measures to maintain public order and prevent further terrorist attacks.The decree established emergency can last up to 12 days. In addition, it must be extended by law.In all departments, the prefects can thus:• Restricting the freedom to come and go by establishing protection areas or special security, or prohibiting traffic in some places (curfew)• Prohibit the stay in certain areas to anyone likely to create a disturbance to public order.• requisition persons or private means.In Ile-de-France, prefects can:• Prohibit certain public meetings or temporarily close some venues.• Allow administrative searches in the presence of a police officer.• Assign residence anyone whose activity is dangerous for security and public order.The Minister of the Interior sent to all prefects instructions to remind them of the conditions of application of the state of emergency.Attached are arrêtés n ° 2015-00896 and No. 2015-00897 of the Paris Police Prefecture banning demonstrations on public roads in Paris and its suburbs: Hauts-de-Seine, Seine-Saint-Denis and Val de-Marne, from November 14 to 12 at November 19, 2015 at 12h.A three days of national mourning was declared by the President of the Republic (not yet published Decree). Flags of public buildings be flown at half mast and administrations will be closed.