Section 643(2) in Greater Hyderabad Municipal Corporation Act, 1955
(2)The said installments shall be payable by the occupier of the premises on which the expenses and interest thereon are so charged or, in the event of the said premises becoming unoccupied at any time before the expiration of the period fixed for the payment of such expenses or before the same, with interest as aforesaid, are fully paid off, by the owner for the time being of the said premises so long as the same continue to be unoccupied.