Section 156(1) in The New Delhi Municipal Council Act, 1994
(1)The Chairperson may, in any street whether within or without the local limits of the Council lay such service pipes with such stopcocks and other water fittings as he may deem necessary for supplying water to premises and may, from time to time, inspect, repair, alter or renew and may, at any time, remove any service pipe laid in a street whether by virtue of this section or otherwise.