Code of Criminal Procedure, 1973
Chapter 10 Maintenance of Public Order and Tranquillity
Section 144: Power to issue order in urgent cases of nuisance or apprehended danger
Provided that, if the State Government considers it necessary so to do for preventing danger to human life, health or safety or for preventing a riot or any affray, it may, by notification, direct that an order made by a Magistrate under this section shall remain in force for such further period not exceeding six months from the date on which the order made by the Magistrate would have, but for such order, expired, as it may specify in the said notification.