Compliance Calendar – September 2025
30-10-2025
INCOME TAX COMPLIANCE
| Due Date | Particulars | Applicable To |
|---|---|---|
| 07 Sept 2025 | Deposit of TDS/TCS for August 2025 | All TDS/TCS deductors |
| 14 Sept 2025 | Issue of TDS Certificates (Form 16B/16C/16D) for July 2025 | Buyers, Tenants, Deductors under Sec 194-IA/IB/M |
| 15 Sept 2025 | 2nd Instalment of Advance Tax for FY 2025–26 | All taxpayers liable for advance tax |
| 30 Sept 2025 | TCS Return (Form 27EQ) for August 2025 | All TCS collectors |
| 30 Sept 2025 | Tax Audit Report (Form 3CA/3CB & 3CD) for AY 2025–26 | Taxpayers liable for audit u/s 44AB |
| 30 Sept 2025 | Transfer Pricing Audit Report (Form 3CEB) | Assessees involved in international or specified domestic transactions |
GST COMPLIANCE
| Due Date | Particulars | Applicable To |
|---|---|---|
| 10 Sept 2025 | GSTR-7 (TDS) & GSTR-8 (TCS) for August 2025 | GST deductors/collectors |
| 11 Sept 2025 | GSTR-1 (Monthly) for August 2025 | Registered taxpayers (Turnover > ₹5 Cr or opted monthly) |
| 13 Sept 2025 | GSTR-6 for August 2025 | Input Service Distributors (ISD) |
| 13 Sept 2025 | IFF (Invoice Furnishing Facility) for August 2025 | QRMP taxpayers (optional) |
| 20 Sept 2025 | GSTR-3B (Monthly) for August 2025 | Monthly filers |
| 22 Sept 2025 | GSTR-3B for QRMP – Group A States (Jul–Sept 2025) | Chhattisgarh, MP, Gujarat, Maharashtra, etc. |
| 24 Sept 2025 | GSTR-3B for QRMP – Group B States (Jul–Sept 2025) | Delhi, Karnataka, Kerala, TN, WB, etc. |
PF / ESI COMPLIANCE
| Due Date | Particulars | Applicable To |
|---|---|---|
| 15 Sept 2025 | PF/ESI contribution payment for August 2025 | All employers under PF/ESI Act |
MCA / ROC COMPLIANCE
| Due Date | Particulars | Applicable To |
|---|---|---|
| 30 Sept 2025 | Filing of DIR-3 KYC (KYC for Directors) | All individuals with DIN |
| 30 Sept 2025 | Annual Filing of AOC-4 / MGT-7 (if AGM held in September) | Companies conducting AGM by 30 Sept 2025 |
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