Section 49. Applicability of the Act or earlier law to other persons liable to pay tax

Where in respect of any tax, interest or penalty due from a dealer under this Act or under any earlier law, any other person is liable for the payment thereof under any provisions of this Act or earlier law, 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.