During March 2026, several key Income Tax compliance deadlines fall due, including the 2 March submission of challan-cum-statement for TDS under section 194M for January 2026, followed by multiple 15 March deadlines such as the fourth instalment of advance tax and the full advance tax payment for AY 2026-27 under presumptive taxation (sections 44AD/44ADA), along with Form 24G filing for February 2026 by Government offices. On 17 March, the due date arises for issuing TDS certificates for deductions made in January 2026 under sections 194-IA, 194-IB, 194M, and 194S (for specified persons). By 30 March, taxpayers must furnish challan-cum-statements for TDS deducted in February 2026 under sections 194-IA, 194-IB, 194M, and 194S. The month concludes with multiple 31 March deadlines, including filing Country-By-Country Reports (Form 3CEAD) for international groups for PY 2024-25, uploading Form 67 to claim foreign tax credit for PY 2024-25, and furnishing updated returns for AY 2021-22.
Income Tax important Due Dates for the month of March 2026:
2 March 2026 –
Due date for furnishing of challan-cum-statement in respect of tax deducted under section 194M in the month of January, 2026
15 March 2026 –
Fourth instalment of advance tax for the assessment year 2026-27
15 March 2026 –
Due date for payment of whole amount of advance tax in respect of assessment year 2026-27 for assessee covered under presumptive scheme of section 44AD / section 44ADA
15 March 2026 –
Due date for furnishing of Form 24G by an office of the Government where TDS/TCS for the month of February, 2026 has been paid without the production of a Challan
17 March 2026 –
Due date for issue of TDS Certificate for tax deducted under section 194-IA in the month of January, 2026
17 March 2026 –
Due date for issue of TDS Certificate for tax deducted under section 194-IB in the month of January, 2026
17 March 2026 –
​Due date for issue of TDS Certificate for tax deducted under section 194M in the month of January, 2026
17 March 2026 –
Due date for issue of TDS Certificate for tax deducted under section 194S (by specified person) in the month of January, 2026
30 March 2026 –
Due date for furnishing of challan-cum-statement in respect of tax deducted under section 194-IA in the month of February, 2026
30 March 2026 –
Due date for furnishing of challan-cum-statement in respect of tax deducted under section 194-IB in the month of February, 2026
30 March 2026 –
Due date for furnishing of challan-cum-statement in respect of tax deducted under section 194M in the month of February, 2026
30 March 2026 –
Due date for furnishing of challan-cum-statement in respect of tax deducted under section 194S (by specified person) in the month of February, 2026
31 March 2026 –
Country-By-Country Report in Form No. 3CEAD for the previous year 2024-25 by a parent entity or the alternate reporting entity, resident in India, in respect of the international group of which it is a constituent of such group
31 March 2026 –
Country-By-Country Report in Form No. 3CEAD for a reporting accounting year (assuming reporting accounting year is April 1, 2024 to March 31, 2025) by a constituent entity, resident in India, in respect of the international group of which it is a constituent if the parent entity is not obliged to file report under section 286(2) or the parent entity is resident of a country with which India does not have an agreement for exchange of the report etc.
31 March 2026 –
Uploading of statement [Form 67], of foreign income offered to tax and tax deducted or paid on such income in previous year 2024-25, to claim foreign tax credit [if return of income has been furnished within the time specified under section 139(1) or section 139(4)
31 March 2026 –
Furnishing of an updated return of income for the Assessment Year 2021-22
