Section 43. Applicability of all the provisions of this Act or any earlier law to person liable to pay tax under this Act.

Where in respect of any tax (including any penalty, interest and amount forfeited) due from a dealer or person under this Act or under any earlier law, any other person is liable for the payment thereof under section 44, all the relevant provisions of this Act or, as the case may be of the earlier law, shall in respect of such liability apply to such person also, as if he were the dealer himself.