Section 149(3) in The Maharashtra Municipal Corporations Act, 1949
(3)Any sanction given by the [State] Government under sub-section (2) shall become operative on such date not earlier than one month from the date of the sanction as the [State] Government shall specify in the order of sanction, and the Corporation shall be competent to levy the tax covered by the sanction as from the date so specified.The Corporation and the [State] Government shall take such steps as may be practicable to ensure that the date specified in the order of sanction is the first day of April, unless the sanction is given in pursuance of a proposal for supplementary taxation under section 150:Provided that nothing in sub-section (4) shall affect the power of the Corporation to levy a tax as from a date later than the first day of April if the sanction of the [State] Government is not given by the first day of March immediately preceding and if the [State] Government in the order of sanction specifies a date later than the first day of April for the commencement of the levy of the tax.The provisions of this section shall apply, as far as may be to any alteration which the Corporation may from time to time decide to make in the rates fixed for any tax, or in the class or classes of persons, articles, or properties liable thereto or in the exemptions therefrom, if any, to be granted.[***][149A. Additional Stamp duty on certain transfers of immovable properties in municipal areas. - [(1) The stamp duty leviable under the Maharashtra Stamp Act, on instruments of sale, gift and us-ufructuary mortgage, respectively, of immovable property shall, in the case of any such instrument relating to immovable property situated in the City, shall be increased by a surcharge at the rate of one per cent., in the case of sale or gift, on the value of the property so situated and in the case of an instrument of us-ufructuary mortgage on the amount secured by the instrument as set forth in the instrument and shall be collected accordingly under the said Act.