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August 2026

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September 2026

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October 2026

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Compliance Due Dates

August 2026

Income-tax Act, 2025 / Income-tax Rules, 2026

7
7Aug
Form 127 – Upload Buyer Declarations
TDS/TCS
Form 127
7Aug
TCS Deposit
TDS/TCS
TCS payment
7Aug
TDS Deposit
TDS/TCS
TDS payment
14Aug
TDS Certificate – Challan-cum-Statement Cases
TDS/TCS
Form 132
15Aug
TCS Certificate – Q1
TDS/TCS
Form 133
15Aug
TDS Certificate – Q1
TDS/TCS
Form 131
30Aug
Challan-cum-Statement – Specified TDS Cases
TDS/TCS
Form 141

CGST Act, 2017 / CGST Rules, 2017

9
10Aug
GSTR-7 – GST TDS Return
GST
GSTR-7
10Aug
GSTR-8 – E-commerce TCS Statement
GST
GSTR-8
11Aug
GSTR-1 – Monthly
GST
GSTR-1
13Aug
GSTR-5 – Non-Resident Taxable Person
GST
GSTR-5
13Aug
GSTR-6 – Input Service Distributor
GST
GSTR-6
13Aug
IFF – Invoice Furnishing Facility (Optional)
GST
IFF
20Aug
GSTR-3B – Monthly
GST
GSTR-3B
20Aug
GSTR-5A – OIDAR / Specified Overseas Suppliers
GST
GSTR-5A
25Aug
PMT-06 – QRMP Monthly Tax Payment
GST
PMT-06

Income-tax Act, 1961 (transition)

1
31Aug
ITR Filing – AY 2026-27 (Business/Profession, Non-Audit)
Income Tax
ITR

September 2026

Income-tax Act, 2025 / Income-tax Rules, 2026

6
7Sep
Form 127 – Upload Buyer Declarations
TDS/TCS
Form 127
7Sep
TCS Deposit
TDS/TCS
TCS payment
7Sep
TDS Deposit
TDS/TCS
TDS payment
14Sep
TDS Certificate – Challan-cum-Statement Cases
TDS/TCS
Form 132
15Sep
Advance Tax – 2nd instalment
Income Tax
Advance Tax
30Sep
Challan-cum-Statement – Specified TDS Cases
TDS/TCS
Form 141

CGST Act, 2017 / CGST Rules, 2017

9
10Sep
GSTR-7 – GST TDS Return
GST
GSTR-7
10Sep
GSTR-8 – E-commerce TCS Statement
GST
GSTR-8
11Sep
GSTR-1 – Monthly
GST
GSTR-1
13Sep
GSTR-5 – Non-Resident Taxable Person
GST
GSTR-5
13Sep
GSTR-6 – Input Service Distributor
GST
GSTR-6
13Sep
IFF – Invoice Furnishing Facility (Optional)
GST
IFF
20Sep
GSTR-3B – Monthly
GST
GSTR-3B
20Sep
GSTR-5A – OIDAR / Specified Overseas Suppliers
GST
GSTR-5A
25Sep
PMT-06 – QRMP Monthly Tax Payment
GST
PMT-06

Companies Act, 2013 / Rules

3
27Sep
AOC-4 – One Person Company Financial Statements
MCA/ROC
AOC-4
30Sep
Annual General Meeting – Standard Latest Date
MCA/ROC
AGM
30Sep
Foreign Company Financial Statements / Annual Accounts
MCA/ROC
FC-3

Companies Act, 2013 / Cost Records and Audit Rules

2
27Sep
CRA-2 – Cost Auditor Appointment (Outer Statutory Date)
MCA/ROC
CRA-2
27Sep
Cost Audit Report to Board – CRA-3
MCA/ROC
CRA-3

Income-tax Act, 1961 (transition)

1
30Sep
Tax Audit Report – AY 2026-27
Income Tax
Form 3CA/3CB with Form 3CD

October 2026

Income-tax Act, 2025 / Income-tax Rules, 2026

9
7Oct
TDS Deposit
TDS/TCS
TDS payment
7Oct
Form 127 – Upload Buyer Declarations
TDS/TCS
Form 127
7Oct
TCS Deposit
TDS/TCS
TCS payment
15Oct
Form 92 – Quarterly Statement (Q2)
Income Tax
Form 92
15Oct
TDS Certificate – Challan-cum-Statement Cases
TDS/TCS
Form 132
30Oct
Challan-cum-Statement – Specified TDS Cases
TDS/TCS
Form 141
31Oct
SFT – Capital Gains Transactions (Half-year 1)
Income Tax
SFT
31Oct
TCS Quarterly Statement – Q2
TDS/TCS
Form 143
31Oct
TDS Quarterly Statements – Q2
TDS/TCS
Forms 138 / 140 / 144

CGST Act, 2017 / CGST Rules, 2017

12
10Oct
GSTR-7 – GST TDS Return
GST
GSTR-7
10Oct
GSTR-8 – E-commerce TCS Statement
GST
GSTR-8
11Oct
GSTR-1 – Monthly
GST
GSTR-1
13Oct
GSTR-1 – Quarterly (QRMP)
GST
GSTR-1
13Oct
GSTR-5 – Non-Resident Taxable Person
GST
GSTR-5
13Oct
GSTR-6 – Input Service Distributor
GST
GSTR-6
18Oct
CMP-08 – Composition Tax Payment Statement
GST
CMP-08
20Oct
GSTR-3B – Monthly
GST
GSTR-3B
20Oct
GSTR-5A – OIDAR / Specified Overseas Suppliers
GST
GSTR-5A
22Oct
GSTR-3B – Quarterly (QRMP, 22nd Group)
GST
GSTR-3B
24Oct
GSTR-3B – Quarterly (QRMP, 24th Group)
GST
GSTR-3B
25Oct
ITC-04 – Job Work (Half-yearly, > ₹5 crore AATO)
GST
ITC-04

EPF / ESI

2
15Oct
PF Contribution
PF/ESI
EPF/ECR
15Oct
ESI Contribution
PF/ESI
ESI Contribution

LLP Act, 2008 / LLP Rules, 2009

1
30Oct
LLP Form 8 – Statement of Account & Solvency
MCA/ROC
LLP Form 8

Companies Act, 2013 / Rules

3
30Oct
AOC-4 / AOC-4 CFS / XBRL – Standard Outer Date
MCA/ROC
AOC-4 / AOC-4 CFS / AOC-4 XBRL (as applicable)
30Oct
MGT-15 – Report on AGM (Listed Public Company)
MCA/ROC
MGT-15
31Oct
MSME Form I – Apr to Sep
MCA/ROC
MSME Form I

Nidhi Rules, 2014

1
30Oct
NDH-3 – Nidhi Half-Yearly Return
MCA/ROC
NDH-3

Income-tax Act – TDS/TCS

1
31Oct
TDS Quarterly Statement – Q2
TDS/TCS
Quarterly TDS statement

Income-tax Act, 1961 (transition)

3
31Oct
ITR Filing – AY 2026-27 (Audit Cases)
Income Tax
ITR
31Oct
Tax Audit Report – AY 2026-27 (Transfer Pricing Cases)
Income Tax
Form 3CA/3CB with Form 3CD
31Oct
Transfer Pricing Accountant's Report – AY 2026-27
Income Tax
Form 3CEB
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