V.K. Singhal, J.—The validity of Section 201 of the Income Tax Act, 1961, has been assailed in this writ petition. Section 201 of the Income Tax Act, reads as under :

"20(1) If any such person and in the cases referred to in Section 194, the principal officer and the company of which he is the principal officer does not deduct or after deducting fails to pay the tax as required by or under this Act, he or it shall, without prejudice to any other consequences which he or it may incur, be deemed to be an assessee in default in respect of the tax :

Provided that no penalty shall be charged under Section 221 from such person, principal officer or company unless the Assessing Officer is satisfied that such person or principal officer or company, as the case may be, has without good and sufficient reasons failed to deduct and pay the tax.

(1A) Without prejudice to the provisions of Sub-section (1), if any such person, principal officer or company as is referred to in that subsection does not deduct or after deducting fails to pay the tax as required by or under this Act, he or it shall be liable to pay simple interest at fifteen per cent, annum on the amount of such tax from the dat