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Export Without Paying IGST Upfront with a Valid LUT

File your GST LUT in Form RFD-11 with Vibence. Export goods or services, or supply to SEZs, without paying IGST upfront for the whole financial year.

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GST LUT Filing at a glance

Professional fee
Quote on request, confirmed before you pay
Typical timeline
An LUT can usually be filed within one to two working days once details are received, and the acknowledgement is typically generated on filing.
Who handles it
A qualified professional from the Vibence partner network
Documents
GST portal login credentials, PAN and GSTIN of the business, Name, address and occupation of two independent witnesses and more
Included free
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Last reviewed October 2026

A Letter of Undertaking, or LUT, lets registered exporters supply goods or services outside India, or to units in a Special Economic Zone, without paying integrated GST at the time of supply. Without an LUT, you would pay IGST first and then wait for a refund, which locks up working capital. The LUT is filed online in Form GST RFD-11 and is valid for the financial year in which it is accepted, so it needs to be renewed every year.

Qualified professionals from the Vibence partner network check that you are eligible, prepare the declaration and file the LUT on the GST portal before your first export of the year. They confirm the acknowledgement, explain how to mention the LUT on your export invoices and remind you when it is time to file for the next financial year. This keeps your export invoicing compliant from the start.

Who this is for

  • Exporters of goods registered under GST
  • Service providers billing clients outside India
  • Suppliers making zero-rated supplies to SEZ units or developers
  • Freelancers and agencies earning export income in foreign currency
  • Exporters renewing their LUT for a new financial year

Better cash flow

You avoid paying IGST upfront and waiting for a refund on exports.

Year-long cover

One filing covers all eligible exports for the financial year.

Compliant invoicing

Your export invoices carry the correct LUT reference and declaration.

Timely renewal

You are reminded to file again at the start of each financial year.

Scope & price

What's included

  • Eligibility check for filing an LUT
  • Preparation of the undertaking and declaration in Form GST RFD-11
  • Details of two independent witnesses as required by the form
  • Online filing on the GST portal with DSC or EVC
  • Sharing of the LUT acknowledgement
  • Guidance on mentioning the LUT on export invoices
Professional feeQuote on request

We confirm an itemised fixed price for your exact case before any payment.

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  • Domains at cost

There is no government fee for filing an LUT on the GST portal; professional fees are quoted separately and GST at the applicable rate is extra.

Checklist

Documents you'll need

  • GST portal login credentials
  • PAN and GSTIN of the business
  • Name, address and occupation of two independent witnesses
  • Details of the authorised signatory
  • Digital signature certificate, or Aadhaar-linked mobile for EVC
  • Copy of the previous year's LUT, if any
Timeline

An LUT can usually be filed within one to two working days once details are received, and the acknowledgement is typically generated on filing.

Government fees

There is no government fee for filing an LUT on the GST portal; professional fees are quoted separately and GST at the applicable rate is extra.

Who does the work

Qualified professionals from the Vibence partner network, with certification wherever the law requires it.

How it works

The process

  1. Eligibility checkA professional confirms you can export under an LUT.
  2. Details collectedYou share the signatory and witness details needed for the form.
  3. Form preparedThe undertaking in Form GST RFD-11 is drafted and checked.
  4. Filed and signedThe LUT is filed on the portal and signed with DSC or EVC.
  5. Acknowledgement sharedYou receive the acknowledgement to quote on your invoices.
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GST LUT Filing: FAQs

Who can file a GST LUT?

Any person registered under GST who intends to export goods or services, or to supply to an SEZ unit or developer, can file an LUT. It is not available to someone who has been prosecuted for tax evasion above the amount specified in the rules. Most regular exporters, including small businesses and freelancers, are eligible.

How long is an LUT valid?

An LUT is valid for the financial year for which it is filed. A fresh LUT must be filed for each new financial year, ideally before the first export of that year. If you export without a valid LUT, you would need to pay IGST on the supply and then claim a refund, which ties up working capital.

What happens if I export without filing an LUT?

Without an LUT, exports are still zero-rated, but you must pay integrated GST at the time of supply and later claim a refund of that tax. If you do neither, the department may treat the supply as taxable and demand tax with interest. Filing an LUT early in the year avoids both situations.

Is an LUT the same as a bond?

No. Both allow export without payment of IGST, but an LUT is a simple undertaking filed online, while a bond is a more formal instrument that may require a bank guarantee. Most eligible exporters use the LUT route. A bond is generally needed only by those who are not eligible to furnish an LUT under the rules.

Do I need to mention the LUT on my export invoices?

Yes. Export invoices issued under an LUT should state that the supply is meant for export or SEZ supply under a Letter of Undertaking without payment of integrated tax, and it is good practice to quote the LUT reference number. This helps your buyer, customs and the GST department match the invoice with your filing.