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HomeDeadlinesOctober 2026

October 2026 Deadlines

25 compliance deadlines due in October 2026 for Indian businesses and CAs. All GST, TDS, Income Tax, ROC, PF, ESI, and Professional Tax filing dates.

AprMayJunJulAugSepOctNovDecJanFebMar
7
Oct
2026
TDSTDS Deposit

Monthly TDS deposit to government

Details
10
Oct
2026
GSTGSTR-7

Monthly return for GST TDS deductors

Details
10
Oct
2026
GSTGSTR-8

Monthly return for e-commerce TCS collectors

Details
11
Oct
2026
GSTGSTR-1

Monthly return of outward supplies

Details
13
Oct
2026
GSTGSTR-1 (Quarterly)

Quarterly return of outward supplies (QRMP)

Details
13
Oct
2026
GSTGSTR-6

Monthly return for Input Service Distributors

Details
14
Oct
2026
ROC / MCAADT-1

Appointment of auditor — filed within 15 days of AGM

Details
15
Oct
2026
PF / EPFOPF ECR

EPF monthly contribution and return

Details
15
Oct
2026
ESIESI Contribution

ESI monthly contribution

Details
15
Oct
2026
TCSForm 27EQ

Quarterly TCS return

Details
18
Oct
2026
GSTCMP-08

Composition scheme quarterly payment

Details
20
Oct
2026
GSTGSTR-3B

Monthly summary return with tax payment

Details
20
Oct
2026
Professional TaxProfessional Tax (KA)

Monthly professional tax payment

Details
21
Oct
2026
Professional TaxProfessional Tax (WB)

Monthly professional tax payment

Details
22
Oct
2026
GSTGSTR-3B (Quarterly)

Quarterly summary return - Category 1 states

Details
25
Oct
2026
GSTITC-04

Details of goods sent for job work and received back

Details
28
Oct
2026
Professional TaxProfessional Tax (MH)

Monthly professional tax payment

Details
29
Oct
2026
ROC / MCAAOC-4

Annual financial statements filing with MCA

Details
29
Oct
2026
ROC / MCAAOC-4 CFS

Consolidated financial statements (for companies with subsidiaries)

Details
30
Oct
2026
ROC / MCAForm 8 (LLP)

Statement of accounts & solvency for LLP

Details
30
Oct
2026
Professional TaxProfessional Tax (TN)

Half-yearly professional tax payment

Details
30
Oct
2026
ROC / MCAMSME-1

Outstanding payments to MSME suppliers — half-yearly return (Apr 30 & Oct 30)

Details
31
Oct
2026
TDSForm 24Q

Quarterly TDS return for salary

Details
31
Oct
2026
TDSForm 26Q

Quarterly TDS return for non-salary

Details
31
Oct
2026
Income TaxIncome Tax Return (Audit)

Annual income tax return (audit cases)

Details
September 2026November 2026

Never miss a deadline in October 2026

CAtrak auto-generates a compliance calendar for every client and sends WhatsApp reminders before each due date.

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