GST Refunds & Appeals for Businesses

GST Refunds & Appeals for Businesses: A 2026 Practitioner's Guide

A GST refund or appeal is not a passive process — it is a time-bound, document-intensive exercise where the wrong form, a missed deadline, or a single cancelled supplier GSTIN can cost you the entire claim. Exporters, inverted-duty manufacturers, and businesses contesting adverse adjudication orders each follow a distinct legal path: Form RFD-01 within two years for refunds, Section 107 within three months for first appeals. With GSTAT benches now operational across states in FY 2026-27, every business with a pending GST dispute finally has a tribunal forum — but only if it acts before the limitation clock runs out.

Common Grounds for a GST Refund

Section 54 of the CGST Act 2017 is the master provision for refunds. In practice, most claims fall into one of six categories — and knowing which applies to you determines everything that follows.

1. Export of goods with IGST paid. IGST paid at the border is refunded automatically through a data-matching loop between the GST portal and ICEGATE (the customs system). No separate RFD-01 is required — but the shipping bill must carry the correct GSTIN and IGST payment details. Errors here result in claims stuck in the system with no officer to escalate to.

2. Export of goods or services under LUT. When you export without paying IGST using a Letter of Undertaking filed each financial year, accumulated ITC cannot offset any output tax liability. File RFD-01 to reclaim this credit. For services, a Bank Realisation Certificate (BRC) or Foreign Inward Remittance Certificate (FIRC) is the mandatory proof of export proceeds — no substitution is accepted.

3. Inverted duty structure (IDS). Under Section 54(3)(ii) of the CGST Act, if your GST rate on inputs exceeds the rate on outputs, you can claim a refund of the net ITC attributable to that inversion. The eligible refund is calculated using the formula under Rule 89(5), and following the Supreme Court's ruling in Union of India v. VKC Footsteps India Pvt. Ltd. (2022), ITC on input services is excluded from the numerator — only ITC on goods counts.

4. Excess balance in the Electronic Cash Ledger. Overpayment of cash into the ledger can be reclaimed through RFD-01 without needing to wait. This is the simplest refund category and the most frequently overlooked source of working capital.

5. Tax paid on supplies to SEZ units or developers. These are zero-rated supplies under Section 16(1)(b) of the IGST Act. A supplier to an SEZ unit must obtain Form A-1 endorsement from the SEZ authorities — this is a non-negotiable document at the time of filing.

6. Wrong-head tax deposited. Paying CGST + SGST when IGST was the correct levy (or vice versa) is a common error in cross-border transactions. Sections 77 of the CGST Act and 19 of the IGST Act allow recovery of the wrongly paid amount once the correct tax is deposited.

The RFD-01 Workflow: Step by Step

Filing RFD-01 on the GST portal (www.gst.gov.in) follows a defined sequence. Skipping or mis-sequencing any step costs weeks and, in the worst case, exhausts the two-year limitation period.

Step 1 — Clear all pending returns first. An outstanding GSTR-1 or GSTR-3B for any period will block the refund application at the gateway. Check the "File Return" dashboard before starting.

Step 2 — Select the correct refund category. The portal lists around ten categories under RFD-01. Choosing the wrong one forces the officer to issue a deficiency memo in Form RFD-03, requiring you to re-file — this does not pause the two-year clock.

Step 3 — Attach the correct statements and documents. The mandatory annexures vary by category. For LUT-based export ITC refunds, attach Statement 3 or 3A within RFD-01. For inverted duty refunds, attach Statement 1 with your Rule 89(5) calculation. For all categories, upload a GSTR-2B reconciliation confirming that every rupee of claimed ITC appears in the auto-drafted portal data.

Step 4 — Receive RFD-02 (Acknowledgment). Within 15 days of a complete application, the proper officer must issue Form RFD-02. This acknowledgment date is the "clock start" for your provisional refund entitlement.

Step 5 — Respond promptly to RFD-03 (Deficiency Memo). If the officer finds deficiencies, they issue RFD-03 specifying what is missing. Re-file RFD-01 addressing each deficiency with the specific document or correction. Do not let an RFD-03 sit — every day of delay eats into your two-year window.

Step 6 — Provisional refund under Rule 91. For exporters (goods and services), up to 90% of the claimed amount must be released within seven working days of RFD-02. This is an enforceable statutory right, not a discretion. If the seven-day window lapses without release and without a valid deficiency memo, escalate in writing to the jurisdictional officer citing Rule 91(1).

Step 7 — Final order in RFD-06 and payment via RFD-05. After scrutiny, the officer passes a final sanction or rejection order in RFD-06. Any sanctioned balance (the remaining 10% for exporters, plus any adjustments) is released through payment order RFD-05. If any portion is rejected, the RFD-06 must record reasons — an unreasoned rejection is itself an appellate ground.

Critical time bar: The refund application must be filed within two years from the relevant date — which is the date of export shipment (for goods), date of receipt of foreign exchange (for services), or date of the original payment (for cash ledger excess). The proper officer has no power to condone delay beyond this. File early; do not accumulate.

Provisional Refund and Cash-Flow Planning

Rule 91 of the CGST Rules is one of the most under-utilised cash-flow tools available to an export-oriented business. The 90% provisional refund exists precisely because export ITC can accumulate to substantial sums and must not become a permanent working-capital drain.

A business with Rs. 30 lakh of quarterly export ITC that files RFD-01 promptly should receive Rs. 27 lakh (90%) back within seven working days of RFD-02. Filing quarterly rather than annually frees roughly Rs. 1.08 crore per year in working capital that would otherwise sit locked in the Electronic Credit Ledger earning nothing.

What blocks provisional release: The portal's automated risk filters flag applications where supplier GSTINs have been cancelled post-supply, where GSTR-2B auto-drafted credit differs from the claim by more than a system threshold, or where the applicant has an ongoing scrutiny or audit proceeding. Running a monthly GSTR-2B reconciliation before your filing date is the simplest way to ensure clean applications and unimpeded provisional releases.

The Four-Tier Appellate Hierarchy in 2026

If a refund is rejected — in whole or in part — or an adjudication demand is confirmed, Sections 107 to 118 of the CGST Act provide four levels of appellate review.

Tier 1: Appellate Authority — Section 107

File the appeal before the designated Appellate Authority (Joint Commissioner or Commissioner of Appeals, depending on jurisdictional assignment) within three months of the date the order is communicated to you — not the date of the order. Pay a pre-deposit of 10% of the disputed tax amount (the base is the tax demand, excluding penalty and interest). As amended by Finance Act 2023, this pre-deposit is capped at Rs. 25 crore for CGST plus Rs. 25 crore for SGST/UTGST, protecting large taxpayers from disproportionate cash blockage at entry.

The appeal must be in Form GST APL-01 filed electronically. The pre-deposit is made through Form GST DRC-03. Filing without evidence of DRC-03 payment results in the appeal being rejected as non-maintainable — the payment cannot be made retrospectively to revive the same appeal.

Tier 2: GST Appellate Tribunal — GSTAT, Section 112

If the first-appellate order is adverse, appeal to GSTAT within three months of communication of that order. The additional pre-deposit here is 20% of the disputed amount determined by the first-appellate order — over and above the 10% already paid at Tier 1. As amended, this additional 20% is capped at Rs. 50 crore each for CGST and SGST/UTGST. For a Rs. 1 crore demand, Tier 1 costs Rs. 10 lakh pre-deposit and Tier 2 costs an additional Rs. 20 lakh, for a cumulative pre-deposit of Rs. 30 lakh before the Tribunal even hears arguments.

Tier 3: High Court — Section 117

Appeals lie to the jurisdictional High Court on substantial questions of law only. Purely factual disputes — "were these goods exported?" or "is this a supplier's cancelled GSTIN?" — are not agitable at this stage. File within 180 days of the GSTAT order.

Tier 4: Supreme Court — Section 118

Appeals from High Court on questions of national legal importance. No fixed limitation beyond general civil limitation principles.

GSTAT: What Operationalisation Means for Your Pending Disputes

The GST Appellate Tribunal, constituted under Section 109 of the CGST Act, completed the appointment of judicial members for its principal bench (New Delhi) and began populating state-level benches through FY 2024-25 and into 2025-26. By FY 2026-27, the majority of state/area benches have received appointments and begun scheduling matters.

For the first seven years of the GST regime, businesses with adverse first-appellate orders had no tribunal forum. They were either forced to approach High Courts — which require a substantial question of law — or pay disputed demands under protest. Thousands of crores of tax remained in contested limbo.

The practical consequences now are:

1. Audit legacy matters immediately. If your business has any first-appellate order that went against you in the period 2017 to 2024, verify whether the three-month GSTAT filing window under Section 112(1) is still open. If it has lapsed, assess whether "sufficient cause" exists for a condonation petition under the proviso to Section 112(1) — this is not automatic and requires a reasoned application.

2. Budget for the additional pre-deposit. For a Rs. 2 crore GSTAT dispute, the additional 20% pre-deposit is Rs. 40 lakh. This is not recoverable until the Tribunal decides in your favour. Factor this into your litigation cost-benefit analysis before filing.

3. Understand GSTAT's electronic-first procedures. The Tribunal operates on electronically filed pleadings and maintains a published cause-list. Written synopsis, paper books, and argument notes must meet the Tribunal's practice directions, which differ from High Court procedures.

Pre-Litigation Strategy: Win at the Show-Cause Notice Stage

The most cost-effective GST dispute is one resolved at the show-cause notice (SCN) stage — before any order is passed, before any pre-deposit is required, and before the matter enters the multi-year appellate machinery.

When you receive an SCN:

• Reply point by point. The SCN frames the officer's case. Your reply must address each allegation specifically, cite the applicable section, rule, and circular, and include reconciliation tables where figures are contested. A vague or omnibus reply invites an adverse order.
• Attach precedents proactively. Officers are required to follow GST Council circulars and departmental notifications. A dispute directly contradicted by a binding Circular (e.g., on the taxability of a specific service or the treatment of a specific input) has a strong chance of disposal at this stage if you put the Circular squarely before the officer.
• Organise a paper book for the personal hearing. Bring tabbed, indexed copies of: the SCN, your written reply, all supporting invoices and statements, relevant Circulars and court decisions, and a one-page chronology. An officer who must write a reasoned order is aided by a clear record — and that same record will serve you in every appellate forum if the matter escalates.
• Don't seek adjournments without genuine cause. Each adjournment delays resolution and, if the matter escalates to an appeal, interest on the alleged demand continues to accrue.

The single most expensive mistake in GST litigation is treating the SCN reply as a routine formality and reserving arguments for appeal. At the appeal stage, you are already arguing against an existing adverse order while paying pre-deposit and watching interest accumulate.

Worked Example: Inverted Duty Refund Claim and Disputed Rejection

Background: A Pune-based footwear manufacturer purchases leather at 12% GST and sells finished footwear at 5% GST. In FY 2025-26:

• Total ITC on all purchases: Rs. 48 lakh (of which Rs. 8 lakh is ITC on input services — logistics, job work supervision)
• Total turnover of inverted-rated supplies (footwear): Rs. 3.20 crore
• Adjusted total turnover: Rs. 3.20 crore (only footwear sold in this period)
• Output GST liability: 5% × Rs. 3.20 crore = Rs. 16 lakh
• Net ITC (gross ITC minus output tax): Rs. 48 lakh − Rs. 16 lakh = Rs. 32 lakh
• Less: ITC on input services excluded per VKC Footsteps = Rs. 8 lakh
• Eligible ITC for refund formula = Rs. 24 lakh

Rule 89(5) calculation:

> Refund = (Turnover of inverted supply ÷ Adjusted total turnover) × Eligible Net ITC > Refund = (Rs. 3,20,00,000 ÷ Rs. 3,20,00,000) × Rs. 24,00,000 = Rs. 24,00,000

RFD-01 is filed in May 2026. RFD-02 acknowledgment is issued within 12 days. The officer passes RFD-06 in two months, sanctioning Rs. 22 lakh and rejecting Rs. 2 lakh on the basis that two supplier invoices carry GSTINs that were cancelled by the department before the date of supply — making that ITC ineligible under Section 16(2)(c) of the CGST Act.

Appeal on the Rs. 2 lakh rejection:

A first appeal is filed under Section 107 within three months, with a DRC-03 pre-deposit of 10% × Rs. 2 lakh = Rs. 20,000. The Appellate Authority upholds the rejection — the supplier cancellation is factually unambiguous. With the economics of further appeal unfavourable (additional GSTAT pre-deposit of Rs. 40,000 plus counsel fees), the matter is closed.

The lesson: Before including any invoice in a refund claim, verify each supplier's GSTIN status on the GST portal's "Search Taxpayer" page. A single cancelled GSTIN voids the ITC on that invoice regardless of whether the underlying supply was genuine. Build this check into your month-end accounts payable process.

Common Mistakes and How to Fix Them

Mistake 1 — Wrong category selection in RFD-01. Selecting "excess balance in cash ledger" when you mean "ITC refund on exports under LUT" will result in RFD-03, a re-filing, and weeks of delay. Fix: Use the portal's category guide and cross-reference the applicable notification or circular before submitting.

Mistake 2 — GSTR-2B mismatches at the time of filing. Any ITC claimed in RFD-01 that does not appear in GSTR-2B is flagged automatically and will delay or reduce the provisional refund. Fix: Reconcile your purchase register with GSTR-2B every month; resolve mismatches with suppliers (through GSTR-1 amendments) before filing the refund.

Mistake 3 — Missing the three-month first-appeal deadline. The limitation runs from the communication date of the order, not the order date. Diarise it immediately. The Appellate Authority has limited condonation power under the proviso to Section 107(1) — "sufficient cause" is assessed strictly and is not guaranteed.

Mistake 4 — Filing an appeal without the DRC-03 pre-deposit payment. The appeal is non-maintainable if filed without evidence of pre-deposit. You cannot make the payment after filing and revive the same appeal. Pay through DRC-03 first, then file GST APL-01.

Mistake 5 — Treating BRC/FIRC as optional for service export refunds. For any refund of ITC or IGST on export of services, the BRC or FIRC from your bank is mandatory proof of foreign exchange receipt. Contracts, invoices, and purchase orders are not substitutes. Maintain a live tracker of pending BRCs against every export invoice.

Mistake 6 — Accumulating refund claims across multiple years. The two-year bar is absolute. A business that defers filing a FY 2024-25 refund claim past March 2027 (where the relevant date is April 2025) loses the claim permanently. File as soon as the period is closed and GSTR-3B is filed.

Key Takeaways

• File RFD-01 within two years of the relevant date — this is a hard statutory bar with no officer-level condonation mechanism whatsoever.
• Rule 91 gives exporters a statutory right to 90% provisional refund within seven working days of RFD-02 acknowledgment; treat it as a predictable cash-flow inflow, not a windfall.
• The VKC Footsteps Supreme Court ruling removes ITC on input services from the inverted-duty refund formula under Rule 89(5); compute eligible refund amounts accordingly before filing to avoid overstated claims and deficiency memos.
• First appeal under Section 107 requires 10% pre-deposit of the disputed tax amount (capped as amended by Finance Act 2023); it must be paid through DRC-03 before the appeal is filed, not after.
• GSTAT is now operational — if your business has adverse first-appellate orders from 2017–2024, audit them immediately for GSTAT filing eligibility before the three-month window lapses permanently.
• The SCN reply stage is your highest-leverage intervention — build the full evidentiary record here; the cost of doing this well is a fraction of the pre-deposits and counsel fees that accumulate over a multi-tier appeal.
• Supplier GSTIN hygiene directly determines refund outcomes — verify GSTIN status before including any invoice in a claim; a cancelled GSTIN at the date of supply invalidates ITC on that invoice under Section 16(2)(c), regardless of the genuineness of the underlying transaction.