S. 43B : Deductions on actual payment-Employee’s contribution to ESI/PF has been deposited before due date of filing section 139(1)-No disallowance can be made-Finance Act, 2021 to this effect and CBDT has issued Memorandum of Explanation that same applies with effect from 1-4-2021 only. [S. 2(24)(x), 36(1)(va), 139(1)]