Section 198(2) in The New Delhi Municipal Council Act, 1994
(2)The Chairperson may cause any building, wall or other structure erected, or any street or railway constructed in contravention of sub-section (1), to be removed or otherwise dealt with as he deems fit, and the expenses incurred therefor shall be paid by the person or authority responsible and shall be recoverable from such person or authority as an arrear of tax under this Act.