Where a dealer is a Hindu undivided family, firm or association of persons, and such family, firm or association is partitioned, dissolved or disrupted, as the case may be--
         (a) the tax, interest and penalty payable under this Act by such family, firm or association of persons for the period up to the date of such partition, dissolution or disruption may be assessed as if no partition, dissolution or disruption had taken place and all the provisions of this Act shall apply accordingly; and
         (b) every person who was at the time of such partition, dissolution or disruption a member or partner of a Hindu undivided family, firm or association of persons shall, notwithstanding such partition, dissolution or disruption, be liable severally and jointly for the payment of tax, interest including penalty, if any, payable under this Act, by such family, firm or association of persons, whether dues of tax, interest or penalty is for the period prior to or after such partition, dissolution or disruption