As per Budget 2023 amendment, a new sub clause (h) has been inserted in section 43B, if payment to MSME not made within 45 days then it will not considered under Income Tax, suppose bill raise in the month of March-24 (FY 2023-24) and made after end of financial year but before filing of Income tax return so it is allowable and considered that payment has been made in FY 2023-24