Section 146(2) in The New Delhi Municipal Council Act, 1994
(2)If the Council is of the opinion that the works and other properties for the time being vested in the Council, are inadequate for the purpose of sufficient supply of water or for the purpose of efficient collection of sewage under this Act it may take step in accordance with the provisions of this Act for the construction of additional works, whether within New Delhi or outside New Delhi with the approval of the Administrator and for the acquisition of additional properties for such works.Water supply