COMPLIANCE CALENDAR
GST, TDS, income tax and ROC due dates: May 2026
The main statutory due dates in May 2026 are: 7 May: Challan 281N; 11 May: GSTR-1; 15 May: 27EQ; 20 May: GSTR-3B; 31 May: 24Q / 26Q / 27Q. These are the default dates; an extension notified by CBDT, CBIC or MCA overrides them, and a date that falls on a Sunday or public holiday moves to the next working day.
07
Thu
- Challan 281N · Deposit TDS / TCS · Apr 2026
10
Sun *
- GSTR-7 / GSTR-8 · GSTR-7 (GST TDS) / GSTR-8 (e-commerce TCS) · Apr 2026
11
Mon
- GSTR-1 · GSTR-1 (monthly) · Apr 2026
13
Wed
- GSTR-6 · GSTR-6 (input service distributor) · Apr 2026
- IFF · IFF: optional B2B invoices (QRMP) · Apr 2026
15
Fri
- ECR / ESI challan · PF and ESI payment with ECR · Apr 2026
- 27EQ · TCS quarterly statement · Q4 FY 2025-26
20
Wed
- GSTR-3B · GSTR-3B (monthly) with tax payment · Apr 2026Table 3.1 is locked to GSTR-1 from the July 2025 period: correct GSTR-1 through GSTR-1A before filing.
25
Mon
- PMT-06 · PMT-06 monthly tax payment (QRMP) · Apr 2026
30
Sat
- LLP Form 11 · LLP annual return · FY 2025-26
31
Sun *
- 24Q / 26Q / 27Q · TDS quarterly statement · Q4 FY 2025-26
* Falls on a Sunday, so the next working day applies. ROC dates assume the AGM is held on 30 September.
Common questions
- What is the GSTR-3B due date in May 2026?
- For monthly filers, GSTR-3B for Apr 2026 is due on 20 May 2026. QRMP taxpayers file quarterly, by the 22nd or 24th of the month after the quarter depending on their state.
- What is the GSTR-1 due date in May 2026?
- For monthly filers, GSTR-1 for Apr 2026 is due on 11 May 2026.
- When is TDS to be deposited in May 2026?
- TDS deducted in Apr 2026 is to be deposited by 7 May 2026.
- Do these dates include extensions?
- No. They are the default statutory dates. When the government extends a date, the notification overrides what is shown here.
Track May 2026 for every client
Firm Desk lays these filings out client by client. Staff tick them off, overdue turns red. Free for 10 clients.