Quarterly statement of TDS in case of all deductors
2026-01-31
Quarterly statement of TDS to be furnished: (i) In respect of tax deducted at source from salary payments made during quarter Oct.-Dec.2025 (ii) In respect of tax deducted at source from income other than salary during quarter Oct.-Dec. 2025 (iii) In respect of deducted at source from income than salary during Oct- Dec,2025 (iv)In respect of deductee who is non-resident not being a company or foreign company or resident but not ordinarily resident.

Deposit of deducted or collected in source
2026-02-07
(i) TDS/TCS by Government authorities by way of challan month of January 2025 (ii) TDS/TCS by other deductors in month of January 2026

Issuance of TDS certificate for tax deducted section 194-IA/194-IB/ 194M/194S
2026-02-14
Certificate of TDS in respect of tax deducted under section 194-IA/194-IB/194M/194S during the month of December 2025

Book Adjustment statement
2026-02-15
Statement in respect of tax deducted or collected by Government authorities through book entry in month of January 2026

Issurance of TDS certificate by all deductors
2026-02-15
Certificate of tax deducted at source is required to be issued in respect of tax deducted during the period October 2025 to December 2025

Furnishing of challan- cum-statement in respect of TDS under section 194-IA/194-IB/ 194M/194S
2026-03-02
Challan-cum-statement in respect of tax deducted under in section 194-IA/194-IB/194M/194S during the month of January 2026 to be furnished to Principal DGIT systems or DGIT systems or person authorised by him

Deposit of tax deducted or collected source
2026-03-07
(i) TDS/TCS by Government authorities by way of challan in month of February 2026 (ii) TDS/TCS by other deductors in month of February 2026

Book Adjustment statement
2026-03-15
Statement in respect of tax deducted or collected by Government authorities through book entry in month of February 2026

Last instalment of advance income-tax
2026-03-15
(i) A sum equal to 100 percent of advance income-tax, as reduced by the amount already paid in advance, payable by corporate as well as non-corporate assessees for the assessment year 2026-27 is required to be deposited. (ii) Whole amount of advance tax by an assessee who declares profits in accordance with provisions of section 44AD(1) or section 44ADA(1)

Issuance of TDS certificate for tax deducted under section 194-IA/194-IB/ 194M/194S
2026-03-17
Certificate of TDS in respect of tax deducted under section 194-IA/194-IB/194M/194S during the month of January 2026

Furnishing of challan cum-statement in respect of TDS under section 194-IA/194-IB/ 194M/194S
2026-03-30
Challan-cum-statement in respect of tax deducted under in section 194-IA/194-IB/194M/194S during the month of under February 2026 to be furnished to Principal DGIT systems or DGIT systems or person authorised by him

Furnishing of Modified Return in ITR-A
2026-03-31
Furnishing of modified return by a successor entity to a business reorganisation where the order of business reorganisation of the competent authority was issued between the period 1st April, 2025 and 30th September, 2025

Furnishing of Updated Return
2026-03-31
Updated return for the assessment year 2021-22

Application under section 155(18)
2026-03-31
An application requesting for recomputation of total income of the previous year without allowing the claim for deduction of surcharge or cess, which has been claimed and allowed as deduction under section 40 in the said previous year

Deposit of TCS
2026-04-07
Tax collected during March 2026 by Government authorities and being paid by way challan

Issuance of TDS certificate for tax deducted section 194-IA/194-IB/ 194M/194S
2026-04-14
Certificate of TDS in respect of tax deducted under section 194-IA/194-IB/194M/194S during the month of February 2026

Book Adjustment Statement
2026-04-15
Statement in respect of tax deducted collected by Government authorities through book entry in month of March 2026

Quarterly statement foreign remittances authorised dealer
2026-04-15
Quarterly statement by authorised dealer in terms of rule by 37BB in respect of foreign remittance during quarter ending 31″ March

Quarterly statement of foreign remittance by IFSC Units
2026-04-15
Quarterly statement by IFSC units in terms of rule 37BB for quarter ending 31th March

Deposit of TDS
2026-04-30
Tax deducted on amount credited or paid by deductors other than Government authorities in the month of March 2026

Furnishing of challan cum-statement in respect of TDS under section 194-IA/194-IB/ 194M/194S
2026-04-30
Challan-cum-statement in respect of tax deducted under in section 194-IA/194-IB/194M/194S during the month of March 2026 to be furnished to Principal DGIT systems or DGIT systems or person authorised by him.

Deposit of tax deducted at source in special cases
2026-04-30
Tax deducted at source in respect of any income by way of salary, interest other than interest on securities or any income by way of insurance commission or any income by way of commission or brokerage to be deposited for the quarter ended 31-3-2026 in cases where the assessing officer with prior approval of Joint Commissioner grants permission for quarterly deposit of tax deducted

PAN related information
2026-04-30
Electronic submission of declaration received in Form Nos. 60 during 01-10-2024 to 31-3-2026 to be submitted to specified authority [Rule 114D of IT Rules]

Quarterly submission of Form No. 15G/15H
2026-04-30
Submission of declaration received in Form Nos. 15G/15H received during quarter ended March 2026

Deposit of TDS/TCS
2026-05-07
(i) TDS/TCS by Government authorities by way of challan in month of April, 2026 (ii) TDS/TCS by other deductors in month of April, 2026

Book Adjustment Statement
2026-05-15
Furnishing Book Adjustment Statement to the agency authorised by Director General of Income Tax (Systems) for tax deducted or collected by Government authorities by way of book entry in month of April 2026

Quarterly statement of TCS
2026-05-15
Furnishing of statement of TCS for the quarter ending on 31-3-2026

Issuance of TDS certificate for tax deducted section 194-IA/194-IB/ 194M/194S
2026-05-15
Certificate of TDS in respect of tax deducted under tax section 194-IA/194-IB/194M/194S during the month of March 2026

TCS certificate
2026-05-30
Issuance of TCS certificate for quarter ending on 31- 3-2026

Furnishing of challan-cum-statement in respect of TDS under section 194-IA/194-IB/ 194M/194S
2026-05-30
Challan-cum-statement in respect of tax deducted in under section 194-IA/194-IB/194M/194S during the month of April, 2026 to be furnished to Principal DGIT systems or DGIT systems or person authorised by him
