Compliance Calendar – September 2025
03-09-2025
INCOME TAX COMPLIANCE
| Due Date | Compliance | Applicable To |
|---|---|---|
| 07 Sep 2025 | Deposit of TDS/TCS for August 2025 | All deductors/collectors |
| 14 Sep 2025 | Issue of TDS Certificates (Form 16B/16C/16D) for July 2025 | Buyers, tenants, deductors under Sec 194-IA/IB/M |
| 15 Sep 2025 | 2nd instalment of Advance Tax (FY 2025–26) | All taxpayers liable for advance tax |
| 30 Sep 2025 | TCS Return (Form 27EQ) for August 2025 | TCS collectors |
| 30 Sep 2025 | Audit Report filing for AY 2025–26 (Form 3CA/3CB & 3CD) | Taxpayers liable for audit |
| 30 Sep 2025 | Audit Report for entities covered u/s 44AB, 92E (Transfer Pricing) | Companies/firms requiring audit |
✅ GST COMPLIANCE
| Due Date | Compliance | Applicable To |
|---|---|---|
| 10 Sep 2025 | GSTR-7 (TDS) & GSTR-8 (TCS) for Aug 2025 | GST deductors/collectors |
| 11 Sep 2025 | GSTR-1 (Monthly) for Aug 2025 | Registered taxpayers (Turnover > ₹5 Cr or opted monthly) |
| 13 Sep 2025 | GSTR-6 for Aug 2025 | Input Service Distributors |
| 13 Sep 2025 | IFF (Invoice Furnishing Facility) for Aug 2025 | QRMP taxpayers (optional) |
| 20 Sep 2025 | GSTR-3B (Monthly) for Aug 2025 | Monthly filers |
| 22 Sep 2025 | GSTR-3B (Quarterly – Group A States) for Jul–Sep 2025 | Chhattisgarh, MP, Gujarat, Maharashtra, etc. |
| 24 Sep 2025 | GSTR-3B (Quarterly – Group B States) for Jul–Sep 2025 | Delhi, Karnataka, TN, WB, Kerala, etc. |
✅ PF / ESI COMPLIANCE
| Due Date | Compliance | Applicable To |
|---|---|---|
| 15 Sep 2025 | PF/ESI contribution payment for Aug 2025 | All employers under PF/ESI Act |
✅ MCA / ROC COMPLIANCE
| Due Date | Compliance | Applicable To |
|---|---|---|
| 30 Sep 2025 | Filing of Annual Return & Financial Statements (if AGM held in Sep) | Companies holding AGM in September |
| 30 Sep 2025 | DIR-3 KYC (KYC of Directors) | All directors with DIN |
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