| 10-Apr | Wed | GSTR-7 (Monthly) |
| 10-Apr | Wed | GSTR-8 (Monthly) |
| 11-Apr to 12-Apr | Thu | GSTR-1 (Monthly) |
| 13-Apr | Sat | GSTR-1 (for QRMP) |
| 13-Apr | Sat | GSTR-5 (Monthly) |
| 13-Apr | Sat | GSTR-6 (Monthly) |
| 18-Apr | Thu | CMP-08 (Compoisition) |
| 20-Apr | Sat | GSTR-5A (Monthly) |
| 20-Apr | Sat | GSTR-3B (Monthly) |
| 22-Apr | Mon | GSTR-3B (QRMP-I) |
| 24-Apr | Wed | GSTR-3B (QRMP-II) |
| 25-Apr | Thu | ITC-04 (Half Yearly/Yearly) |
| 28-Apr | Sun | GSTR-11 |
| 30-Apr | Tue | GSTR-4 (Annually) |