A GST Return is a document that a registered taxpayer (business or professional) must file with the GST Department of India.
It contains details of:
Sales (outward supplies)
Purchases (inward supplies)
Output GST (collected on sales)
Input GST (paid on purchases)
Net GST liability (payable to the government)
???? Filing is done online on the GST Portal (www.gst.gov.in).
| Return | Purpose | Frequency | Who Files |
|---|---|---|---|
| GSTR-1 | Details of outward supplies (sales) | Monthly/Quarterly | All regular taxpayers |
| GSTR-3B | Summary of sales, purchases, ITC & tax payment | Monthly | All regular taxpayers |
| GSTR-9 | Annual return | Annually | All taxpayers (aggregate turnover > ₹2 crore requires audit – GSTR-9C) |
| GSTR-4 | For composition scheme taxpayers | Annually | Composition dealers |
| GSTR-9C | Reconciliation statement & audit | Annually | Businesses with turnover above limit |
Sales invoices (outward supplies).
Purchase invoices (inward supplies).
Debit/Credit notes.
E-way bills (if applicable).
Go to ???? www.gst.gov.in.
Login with GSTIN, username & password.
Upload invoice details.
Mention B2B, B2C sales, exports.
File monthly/quarterly as per turnover.
Report outward supplies (sales).
Claim Input Tax Credit (ITC) on purchases.
Pay net tax liability via cash ledger or adjust with ITC.
Use online payment (NEFT/RTGS, Net Banking, UPI).
Generate challan on GST portal.
Submit and e-sign with DSC (Digital Signature Certificate) or EVC (OTP to registered phone/email).
???? Suppose in August:
Sales (Outward Supply): ₹5,00,000 → GST = ₹90,000
Purchases (Inward Supply): ₹3,00,000 → GST Paid = ₹54,000
Net GST Payable = ₹90,000 – ₹54,000 = ₹36,000 (to be paid while filing GSTR-3B).
GSTR-1: 11th of next month (monthly) OR 13th of next month (quarterly).
GSTR-3B: 20th of next month (monthly).
GSTR-9: 31st December of next financial year.
Late Fee: ₹50 per day (₹20 for Nil return).
Interest: 18% per annum on outstanding tax.
✅ Keep invoices & purchase records updated.
✅ Reconcile sales vs. GSTR-2A/2B (auto-generated purchase data).
✅ File returns on time to avoid penalties.
✅ Use accounting software (Tally Prime, Zoho Books, Busy, ClearTax, etc.) for automation.
✅ In short: GST return filing = Upload sales & purchase data → Calculate ITC → Pay balance GST → Submit return on portal.