If any person fails to—

(a) deduct the whole or any part of the tax as required under Chapter XIX-B; or

(b) pay or ensure the payment of, the whole or any part of the tax as required by or under—

(i) Note 2 below the Table in section 393(3); or

(ii) Note 6 to section 393(1) (Table: Sl. No. 8), then, the Assessing Officer may impose on him, a penalty equal to the tax which such person failed to deduct or pay or ensure payment of, as aforesaid.