Section 17(2) in The Bengal Tanks Improvement Act, 1939
(2)If the fees payable under sub-section (1) are not paid within thirty days from the due date fixed for such payment, interest on the amount of the fees so outstanding shall be payable at the rate of six and one quarter per centum per annum calculated from the day on which such payment became due until the date on which the amount of the fees so outstanding is paid or recovered, as the case may be.
