GST Refund Guide: Process, Eligibility, Documents, Timeline (2026)
GST refund guide — eligibility (exports, inverted duty, deemed export), process, documents, GSTN portal, refund claim, RFD-01. From ₹4,999.
GST refunds are claimed by exporters, inverted duty structure businesses, deemed exporters, and others. In this guide, we cover the eligibility, process, documents, and timeline.
Who Can Claim GST Refund?
- Exporters (zero-rated supply) — refund of IGST paid on exports + ITC
- Inverted duty structure — refund of accumulated ITC (where output tax < input tax)
- Deemed exports — refund for supplies to EOU / EHTP / STP / BTP / SEZ
- Excess cash balance in Electronic Credit Ledger
- Refund to UN / embassies / specified organizations
- Refund on account of court / tribunal order
- Refund of tax paid on advance tax (if cancelled)
- Provisional refund for exporters
- Refund of pre-deposit (paid during appeal)
Process of Claiming GST Refund
Step 1: File GSTR-1 (with export invoices)
File GSTR-1 with all export invoices (with / without LUT — Letter of Undertaking). Declare invoice-wise details.
Step 2: File GSTR-3B (declare refund claim)
File GSTR-3B declaring the refund claim under "Refund claimed" section.
Step 3: File Form RFD-01
File Form RFD-01 on the GST portal → Refunds → Application for Refund. Choose the reason for refund (export, inverted duty, etc.). Upload supporting documents.
Step 4: Acknowledge + Statement
GST officer acknowledges. Asks for statement (RFD-01A) in some cases (e.g., inverted duty). File within 7-15 days.
Step 5: Refund Order
GST officer issues the refund order (RFD-06). Refund is credited to your bank account within 60 days (typically 30-45 days).
Step 6: Refund Sanctioned
Refund sanctioned + amount credited to your bank account. GST portal updates the refund status.
Documents Required
- Copy of GST registration certificate
- GSTR-1, GSTR-3B for the refund period
- Export invoices + shipping bills (for export refund)
- LUT (Letter of Undertaking) for export without IGST
- Bank statement
- Statement of invoices (RFD-01A for inverted duty)
- ITC reconciliation
- Supporting documents (court order, advance tax order, etc.)
- Cancelled cheque + bank details
Timeline
| Type of Refund | Timeline |
|---|---|
| Export refund (with IGST) | 15-45 days |
| Export refund (without IGST, with LUT) | 15-45 days |
| Inverted duty refund | 30-60 days |
| Deemed export refund | 30-60 days |
| Court / tribunal order refund | 30-60 days |
| Provisional refund (90% of refund) | 7-15 days |
Interest on Delayed Refund
If the refund is delayed beyond 60 days, interest @ 6% per annum is payable on the refund amount. Auto-calculated by the GST portal.
Common Mistakes to Avoid
- Not filing GSTR-1 + GSTR-3B correctly (export invoices missing)
- Mismatch between GSTR-1, GSTR-3B, and RFD-01 (consistency is key)
- Not maintaining LUT (mandatory for export without IGST)
- Wrong calculation of refund amount
- Missing supporting documents
- Not following up with the GST officer
- Wrong bank account details (refund fails)
Cost
| Service | Cost |
|---|---|
| Export refund (RFD-01) | From ₹4,999 |
| Inverted duty refund | From ₹6,999 |
| Deemed export refund | From ₹7,999 |
| Court / tribunal refund | From ₹7,999 |
| Refund hearing / clarification | From ₹2,499 |
Frequently Asked Questions
Q: What is the maximum refund claim time?
A: 2 years from the relevant date. After 2 years, the refund claim is time-barred.
Q: Can I claim refund for multiple FYs?
A: Yes, but separate application for each FY. Each refund application is for one financial year.
Q: What is the difference between refund and credit reversal?
A: Refund: cash refund of tax paid. Credit reversal: reversal of ITC claimed in GSTR-3B (within 2 years).
Q: Can I claim 90% provisional refund?
A: Yes, for exporters. GST officer can sanction 90% of the refund as provisional within 7 days. Balance after final verification.