Section 380(4) in The New Delhi Municipal Council Act, 1994
(4)If the person directed to take action by an order under sub-section (1) or sub-section (2) fails to do so within the period specified in the order, the Chairperson may on the expiry of the said period proceed to take action as directed in the order or may take such other measures to abate, prevent, remove or remedy the nuisance as he considers necessary, and all expenses incurred in that connection shall be recoverable from the person against whom the magistrate has made the order as an arrear of tax under this Act.Powers and duties of police officers