Assessment of dealer who fails to get himself registered:

(1) If the Commissioner, upon information which has come into his possession, is satisfied that any dealer who has been liable to pay tax under this Act, in respect of any period, has failed to get himself registered, the Commissioner shall proceed in such a manner as may be prescribed to assess to the best of his judgment the amount of tax due from the dealer in respect of such period and all subsequent periods and in making such assessment shall give the dealer reasonable opportunity of being heard. (2) The Commissioner may, if he is satisfied that the default was without reasonable cause, direct that the dealer shall pay, by way of penalty, in addition to the amount of tax so assessed, a sum equal to two hundred percent of the amount of tax assessed or a sum of rupees ten thousand whichever is more.