¹[(1)] The Central Government may, by notification in the Official Gazette, extend to any cantonment with such restrictions and modifications as it thinks fit, any enactment relating to the control of rent and regulation of house accommodation which is in force²*** in the State in which the cantonment is situated:
     Provided that nothing contained in any enactment so extended shall apply to--
         (a) any premises within the cantonment belonging to the Government;
         (b) any tenancy or other like relationship created by a grant from the Government in respect of premises within the cantonment taken on lease or requisitioned by the Government; or
         (c) any house within the cantonment which is, or may be, appropriated by the Central Government on lease under the Cantonments (House Accommodation) Act, 1923 (6 of 1923).
     ³[(2) The extension of any enactment under sub-section (1) may be made from such earlier or future date as the Central Government may think fit:
     Provided that no such extension shall be made from a date earlier than
         (a) the commencement of such enactment, or
         (b) the establishment of the cantonment, or
         (c) the commencement of this Act,
whichever is later.
     (3) Where any enactment in force in any State relating to the control of rent and regulation of house accommodation is extended to a cantonment from a date earlier than the date on which such extension is made (hereafter referred to as the "earlier date"), such enactment, as in force on such earlier date, shall apply to such cantonment, and, where any such enactment has been amended at any time after the earlier date but before the commencement of the Cantonments (Extension of Rent Control Laws) Amendment Act, 1972 (22 of 1972), such enactment as amended, shall apply to the cantonment on and from the date on which the enactment by which such amendment was made came into force.
     (4) Where, before the extension to a cantonment of any enactment relating to the control of rent and regulation of house accommodation therein (hereafter referred to as the "Rent Control Act"),--
         (i) any decree or order for the regulation of, or for eviction from, any house accommodation in that cantonment, or
         (ii) any order in the proceedings for the execution of such decree or order, or
         (iii) any order relating to the control of rent or other incident of such house accommodation,
was made by any court, tribunal or other authority in accordance with any law for the control of rent and regulation of house accommodation for the time being in force in the State in which such cantonment is situated, such decree or order shall, on and from the date on which the Rent Control Act is extended to that cantonment, be deemed to have been made under the corresponding provisions of the Rent Control Act, as extended to that cantonment, as if the said Rent Control Act, as so extended, were in force in that cantonment, on the date on which such decree or order was made.]