Section 4BB(6) in The West Bengal Entertainment-Cum-Amusement Tax Act, 1982
(6)In the case of failure of a person liable to make payment of tax payable after assessment made under clause (b) of sub-section (4) by the date specified in the notice of demand issued under sub-section (7) for payment thereof, the prescribed authority may, after giving such person a reasonable opportunity of being heard, impose a penalty not exceeding rupees one hundred for each month of default.