Section 177(1)(b) in The Maharashtra Municipal Councils, Nagar Panchayats And Industrial Townships Act, 1965
(b)if the provisions of clause (a) do not apply and if in the opinion of the Council it is necessary to set back the building to the regular line of the public street require by written notice to show cause within such period as may be specified in such notice, why such projecting part shall not be pulled down and the land within the said line acquired by the Council.