Income Tax and GST Compliance Calendar of April 2026

Adhering to tax-related compliance proposed by the Indian government is mandatory for taxpayers in India. Such compliance also inculcates adhering to the due dates of GST return filing, about the complete compliance calendar detailed here and specified by the Indian government. Non-compliance with the due dates of GST return filing as per the April compliance calendar may result in imposing heavy penalties by the government on taxpayers in India. When it comes to tax evasion and corruption, tax compliance emerges as a central focus of the Indian government and the tax department.

In any case, a good citizen should always pay their taxes on time while adhering to all major tax-related rules and regulations proposed by the government, as it is vital for the upliftment of an economy. Paying taxes as per the compliance calendar by taxpayers also helps the government properly function the administrative work related to tax collection. Taxpayers can also avoid heavy penalties and fines imposed by the government by filing their Income Tax returns on time.

Here are some of the major due dates concerning various tax compliance by the April 2026 calendar:

April 2026 Compliance Calendar of Income Tax

Due Date	Description	Section
07-04-2026	“Uploading of declarations received in Form 27C (Income-tax Rules, 1962) from the buyer in the month of March, 2026.”	Form 27C
07-04-2026	“Due date for deposit of Tax deducted/collected by an office of the government for the month of March, 2026. However, all sum deducted by an office of the government shall be paid to the credit of the Central Government on the same day where tax is paid without production of an Income-tax Challan.”	TDS/TCS
14-04-2026	“Due date for issue of TDS Certificate for tax deducted under section 194-IA, 194-IB, 194M and 194S in the month of February, 2026”	Section 194-IA, 194-IB, 194M and 194S
15-04-2026	“Quarterly statement in respect of foreign remittances (to be furnished by authorised dealers) in Form 15CC (Income-tax Rules, 1962) for quarter ending March, 2026.”	Form 15CC
15-04-2026	“Due date for furnishing statement by a stock exchange in respect of transactions in which client codes have been modified after registering in the system for the month of March, 2026.”	Stock Exchange
15-04-2026	“Due date for furnishing statement by a recognised association in respect of transactions in which client codes have been modified after registering in the system for the month of March, 2026.”	Recognised Association
30-04-2026	“Due date for furnishing of Form 24G (Income-tax Rules, 1962) by an office of the Government where TDS/TCS for the month of March, 2026 has been paid without the production of a challan.”	Form 24G
30-04-2026	“Due date for deposit of Tax deducted by an assessee other than an office of the Government for the month of March, 2026.”	Tax Deducted
30-04-2026	“Due date for deposit of TDS for the period January 2026 to March 2026 when Assessing Officer has permitted quarterly deposit of TDS under section 192, 194A, 194D and 194H (Income-tax Act, 1961).”	Section 192, 194A, 194D and 194H
30-04-2026	“Intimation by a pension fund in respect of investment made in India for quarter ending March 31, 2026”	Pension Fund
30-04-2026	“Due date for e-filing of a declaration in Form 61 (Income-tax Rules, 1962) containing particulars of Form No. 60 received during the period October 1, 2025 to March 31, 2026.”	Form 61
30-04-2026	“Due date for deposit of TDS for the period January 2026 to March 2026 when Assessing Officer has permitted quarterly deposit of TDS under section 192, 194A, 194D and 194H (Income-tax Act, 1961).”	Section 192, 194A, 194D and 194H
30-04-2026	“Due date for uploading declarations received from recipients in Form 15G/ 15H (Income-tax Rules, 1962) during the quarter ending March, 2026”	Form 15G/ 15H
30-04-2026	“Due date for furnishing of challan-cum-statement in respect of tax deducted under sections 194-IA, 194-IB, 194M and 194S (by specified person) (Income-tax Act, 1961) in the month of March, 2026”	Sections 194-IA, 194-IB, 194M and 194S

Recommended: Income Tax Return Filing Due Dates

GST Compliance Calendar of April 2026

Due Dates	Compliance Particulars	Forms/(Filing Mode)
11.04.2026	The last date to file the GSTR-1 form is 11th April 2026, for taxpayers having an annual aggregate turnover of more than INR 1.5 crore or those who have opted for the monthly return filing.	GSTR 1
13.04.2026	Quartely (January to March)	GSTR 1
13.04.2026	Monthly (March 2026)	IIF
20.04.2026	Annual Turnover of more than INR 5cr in the Previous FY | March 2026	GSTR 3B
20.04.2026	Annual Turnover of up to INR 5cr in Previous FY | March 2026	GSTR 3B
22.04.2026	Quartely (January to March)	GSTR 3B (G1)
24.04.2026	Quartely (January to March)	GSTR 3B (G2)
13.04.2026	All non-resident persons must file the GSTR-5 alongside the payment of GST on or before the given due date in March 2026.	GSTR 5
20.04.2026	All the non-resident ODIAR services providers should file their monthly return GSTR-5A on or before the given due date of 20th April 2026, for the month of March 2026.	GSTR 5A
13.04.2026	Every Input Service Distributor (ISD) must file GSTR-6 on or before the given due date of 13th April for the period of March 2026.	GSTR 6
10.04.2026	The due date for filing GSTR 7 for the period of March 2026 is 10th April.	GSTR-7
10.04.2026	The due date for furnishing GSTR 8 for the period March 2026 for registered e-commerce taxpayers in India who are liable to pay TCS should be deducted on or before deducted on or before 10th April.	GSTR 8
18.04.2026	Quartely (January to March)	CMP-08