Validation of taxes imposed by certain municipal and notified area committees

Notwithstanding anything contained in any law, the taxes imposed by municipal and notified area committees specified in the first column of the schedule, the imposition of which was notified in the notifications specified in each case in the second column of the schedule and the taxes, if any, the imposition of which was notified in notifications cancelled by notification so specified, shall be deemed to have been legally imposed with effect from the dates notified in each case as the date from which such taxes were imposed or were to come into force and to have remained legally in force until the commencement of this Act or until the dates with effect from which the notifications in which their imposition was notified were cancelled, as the case may be.