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India compliance calendar — GST, TDS, income tax & ROC due dates

Filing season ends. Compliance doesn't. Here is every statutory deadline coming up in the next four months, what it applies to, and exactly what it costs if you miss it.

PayrollECR / ESIC challan

PF & ESI contribution deposit

Deposit employee and employer contributions for the previous month.

Applies to: Employers covered under EPF or ESI

If you miss it: Interest at 12% p.a. plus damages up to 25% of the arrear amount.

15 October 2026
Due today
for September 2026
Get it filed
GSTCMP-08

CMP-08 — composition scheme payment

Quarterly statement and payment of self-assessed tax.

Applies to: Composition scheme dealers

If you miss it: ₹50/day late fee, capped, plus interest on unpaid tax.

18 October 2026
in 3 days
quarterly filing
Get it filed
GSTGSTR-3B

GSTR-3B — summary return & tax payment

Summary of sales, input tax credit and the actual GST payment for the previous month.

Applies to: Every GST-registered business filing monthly

If you miss it: ₹50/day late fee plus 18% p.a. interest on unpaid tax. Repeated defaults can block e-way bills.

20 October 2026
in 5 days
for September 2026
Get it filed
PayrollState PT challan

Professional tax payment

Deposit professional tax deducted from salaries (state due dates vary).

Applies to: Employers in states that levy professional tax

If you miss it: State-specific interest and penalty, usually 1–2% per month.

21 October 2026
in 6 days
for September 2026
Get it filed
ROCAOC-4

AOC-4 — annual financial statements

File audited financial statements with the Registrar of Companies.

Applies to: All private limited and public companies

If you miss it: ₹100 per day of delay, with no upper cap.

30 October 2026
in 15 days
annual filing
Get it filed
Income taxITR-3 / ITR-5 / ITR-6

Income tax return — audit cases

File the return after the tax audit report is uploaded.

Applies to: Businesses and professionals liable to tax audit

If you miss it: Late fee plus interest; audit report delays attract a separate penalty under section 271B.

31 October 2026
in 16 days
annual filing
Get it filed
TDS24Q / 26Q / 27Q

Quarterly TDS return (24Q / 26Q)

File the quarterly statement of tax deducted so deductees get credit in Form 26AS.

Applies to: All deductors — employers, businesses paying contractors, rent, professional fees

If you miss it: ₹200/day under section 234E until filed, plus penalty up to ₹1 lakh for long delays.

31 October 2026
in 16 days
quarterly filing
Get it filed
TDSChallan 281

TDS / TCS deposit

Deposit the tax deducted last month with the government.

Applies to: Anyone who deducted TDS in the previous month

If you miss it: 1.5% interest per month from the date of deduction, plus possible disallowance of the expense.

7 November 2026
in 23 days
for October 2026
Get it filed
GSTGSTR-1

GSTR-1 — outward supplies

Report all sales invoices, credit and debit notes for the previous month.

Applies to: Every GST-registered business filing monthly

If you miss it: ₹50/day late fee (₹20/day for nil returns) and your buyer's input tax credit gets blocked.

11 November 2026
in 27 days
for October 2026
Get it filed
TDSForm 16A

Form 16A issue to deductees

Download from TRACES and issue TDS certificates for the quarter.

Applies to: Deductors of non-salary TDS

If you miss it: ₹100/day per certificate until issued.

15 November 2026
in 31 days
quarterly filing
Get it filed
PayrollECR / ESIC challan

PF & ESI contribution deposit

Deposit employee and employer contributions for the previous month.

Applies to: Employers covered under EPF or ESI

If you miss it: Interest at 12% p.a. plus damages up to 25% of the arrear amount.

15 November 2026
in 31 days
for October 2026
Get it filed
GSTGSTR-3B

GSTR-3B — summary return & tax payment

Summary of sales, input tax credit and the actual GST payment for the previous month.

Applies to: Every GST-registered business filing monthly

If you miss it: ₹50/day late fee plus 18% p.a. interest on unpaid tax. Repeated defaults can block e-way bills.

20 November 2026
in 36 days
for October 2026
Get it filed
PayrollState PT challan

Professional tax payment

Deposit professional tax deducted from salaries (state due dates vary).

Applies to: Employers in states that levy professional tax

If you miss it: State-specific interest and penalty, usually 1–2% per month.

21 November 2026
in 37 days
for October 2026
Get it filed
ROCMGT-7

MGT-7 / MGT-7A — annual return

File the company's annual return with the MCA.

Applies to: All companies (7A for small companies and OPCs)

If you miss it: ₹100 per day of delay, with no upper cap.

29 November 2026
in 45 days
annual filing
Get it filed
TDSChallan 281

TDS / TCS deposit

Deposit the tax deducted last month with the government.

Applies to: Anyone who deducted TDS in the previous month

If you miss it: 1.5% interest per month from the date of deduction, plus possible disallowance of the expense.

7 December 2026
in 53 days
for November 2026
Get it filed
GSTGSTR-1

GSTR-1 — outward supplies

Report all sales invoices, credit and debit notes for the previous month.

Applies to: Every GST-registered business filing monthly

If you miss it: ₹50/day late fee (₹20/day for nil returns) and your buyer's input tax credit gets blocked.

11 December 2026
in 57 days
for November 2026
Get it filed
Income taxChallan 280

Advance tax instalment

Pay the instalment due for this quarter (15% / 45% / 75% / 100% cumulative).

Applies to: Anyone whose annual tax liability exceeds ₹10,000 — freelancers, businesses, investors

If you miss it: 1% interest per month under sections 234B and 234C on the shortfall.

15 December 2026
in 61 days
quarterly filing
Get it filed
PayrollECR / ESIC challan

PF & ESI contribution deposit

Deposit employee and employer contributions for the previous month.

Applies to: Employers covered under EPF or ESI

If you miss it: Interest at 12% p.a. plus damages up to 25% of the arrear amount.

15 December 2026
in 61 days
for November 2026
Get it filed
GSTGSTR-3B

GSTR-3B — summary return & tax payment

Summary of sales, input tax credit and the actual GST payment for the previous month.

Applies to: Every GST-registered business filing monthly

If you miss it: ₹50/day late fee plus 18% p.a. interest on unpaid tax. Repeated defaults can block e-way bills.

20 December 2026
in 66 days
for November 2026
Get it filed
PayrollState PT challan

Professional tax payment

Deposit professional tax deducted from salaries (state due dates vary).

Applies to: Employers in states that levy professional tax

If you miss it: State-specific interest and penalty, usually 1–2% per month.

21 December 2026
in 67 days
for November 2026
Get it filed
Income taxITR (belated or revised)

Belated / revised return deadline

Last date to file a belated return or revise an already-filed return.

Applies to: Anyone who missed the original ITR deadline or filed something incorrect

If you miss it: After this date only an updated return (ITR-U) is possible, with additional tax of 25–70%.

31 December 2026
in 77 days
annual filing
Get it filed
GSTGSTR-9 / 9C

GSTR-9 — GST annual return

Consolidated annual return (and reconciliation statement where applicable).

Applies to: Businesses above the annual turnover threshold

If you miss it: Late fee per day of delay; mismatches often trigger department notices.

31 December 2026
in 77 days
annual filing
Get it filed
TDSChallan 281

TDS / TCS deposit

Deposit the tax deducted last month with the government.

Applies to: Anyone who deducted TDS in the previous month

If you miss it: 1.5% interest per month from the date of deduction, plus possible disallowance of the expense.

7 January 2027
in 84 days
for December 2026
Get it filed
GSTGSTR-1

GSTR-1 — outward supplies

Report all sales invoices, credit and debit notes for the previous month.

Applies to: Every GST-registered business filing monthly

If you miss it: ₹50/day late fee (₹20/day for nil returns) and your buyer's input tax credit gets blocked.

11 January 2027
in 88 days
for December 2026
Get it filed
PayrollECR / ESIC challan

PF & ESI contribution deposit

Deposit employee and employer contributions for the previous month.

Applies to: Employers covered under EPF or ESI

If you miss it: Interest at 12% p.a. plus damages up to 25% of the arrear amount.

15 January 2027
in 92 days
for December 2026
Get it filed
GSTCMP-08

CMP-08 — composition scheme payment

Quarterly statement and payment of self-assessed tax.

Applies to: Composition scheme dealers

If you miss it: ₹50/day late fee, capped, plus interest on unpaid tax.

18 January 2027
in 95 days
quarterly filing
Get it filed
GSTGSTR-3B

GSTR-3B — summary return & tax payment

Summary of sales, input tax credit and the actual GST payment for the previous month.

Applies to: Every GST-registered business filing monthly

If you miss it: ₹50/day late fee plus 18% p.a. interest on unpaid tax. Repeated defaults can block e-way bills.

20 January 2027
in 97 days
for December 2026
Get it filed
PayrollState PT challan

Professional tax payment

Deposit professional tax deducted from salaries (state due dates vary).

Applies to: Employers in states that levy professional tax

If you miss it: State-specific interest and penalty, usually 1–2% per month.

21 January 2027
in 98 days
for December 2026
Get it filed
TDS24Q / 26Q / 27Q

Quarterly TDS return (24Q / 26Q)

File the quarterly statement of tax deducted so deductees get credit in Form 26AS.

Applies to: All deductors — employers, businesses paying contractors, rent, professional fees

If you miss it: ₹200/day under section 234E until filed, plus penalty up to ₹1 lakh for long delays.

31 January 2027
in 108 days
quarterly filing
Get it filed
TDSChallan 281

TDS / TCS deposit

Deposit the tax deducted last month with the government.

Applies to: Anyone who deducted TDS in the previous month

If you miss it: 1.5% interest per month from the date of deduction, plus possible disallowance of the expense.

7 February 2027
in 115 days
for January 2027
Get it filed
GSTGSTR-1

GSTR-1 — outward supplies

Report all sales invoices, credit and debit notes for the previous month.

Applies to: Every GST-registered business filing monthly

If you miss it: ₹50/day late fee (₹20/day for nil returns) and your buyer's input tax credit gets blocked.

11 February 2027
in 119 days
for January 2027
Get it filed

Frequently asked questions

What are the GST return due dates in India?

GSTR-1 is due on the 11th and GSTR-3B on the 20th of the following month for monthly filers. Composition dealers file CMP-08 quarterly by the 18th.

When is TDS due?

TDS deducted in a month must be deposited by the 7th of the following month, and the quarterly TDS return (24Q/26Q) is due by the end of the month following each quarter.

When are advance tax instalments due?

15 June (15%), 15 September (45%), 15 December (75%) and 15 March (100%) of your estimated annual tax liability.

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