Explore the detailed guide on UIN under GST, covering eligibility, registration, and benefits for FY 2025-26. Learn how diplomatic missions can claim tax refunds efficiently.
Who can apply for UIN under GST?
What is the Purpose of a UIN?
What is the Difference Between GSTIN and UIN?
How to Register as a UIN?
What Returns should be Filed by a UIN Holder?
What should a Seller Supplying to a UIN Holder Ensure?
What is the last day for Claiming a Refund on Purchases by a UIN Holder?
FAQs on UIN under GST
Eligible Organizations
The following entities are eligible to apply for a UIN under GST:
Specialized agencies of the United Nations Organization (UNO)
Multilateral Financial Institutions notified under the United Nations (Privileges and Immunities) Act, 1947
Consulates or embassies of foreign countries
Any other person or class of persons as notified by the GST commissioner
Purpose and Benefits
A UIN serves several key purposes for eligible organizations:
Facilitates the refund of GST paid on inward supplies of goods and services
Ensures compliance with GST regulations for diplomatic missions
Simplifies the process of claiming tax refunds for non-taxable entities
Enhances transparency and accountability in tax transactions
Key Differences
GSTIN and UIN serve different purposes under the GST framework:
GSTIN is assigned to regular taxpayers who collect and remit GST
UIN is specifically for diplomatic missions and similar entities not liable to pay taxes
GSTIN holders file regular GST returns, while UIN holders file GSTR-11 for refunds
UIN is used to track tax-exempt transactions and facilitate refunds
Registration Process
The process to register for a UIN involves the following steps:
Submit Form GST REG-13 with necessary details and documentation
The proper officer reviews the application and documents
Upon satisfaction, a UIN is issued in Form GST REG-06 within three working days
Ensure all information provided is accurate to avoid delays
Filing Requirements
UIN holders must adhere to specific return filing requirements:
File GSTR-11 by the 28th of the month following the tax period
GSTR-11 includes details of inward supplies for which a refund is claimed
Ensure all details are auto-populated from the seller’s GSTR-1
No modifications are allowed in GSTR-11; verify details before submission
Seller's Responsibilities
Sellers must take specific actions when supplying to UIN holders:
Mention the UIN on all invoices issued to the UIN holder
Treat sales to UIN holders as B2B transactions for GST purposes
Upload invoices in the GST portal as per normal B2B sales requirements
Ensure compliance with GST regulations to facilitate UIN holder refunds
Refund Claim Deadline
UIN holders must adhere to deadlines for claiming refunds:
File GSTR-11 within six months from the end of the quarter in which the supply was received
For example, if supplies are received on 10th October 2025, the claim deadline is 30th June 2026
Failure to file within the deadline results in forfeiture of the refund claim
Ensure timely filing to avoid loss of tax benefits
What is a UIN under GST?
A UIN, or Unique Identification Number, is a special GST registration for diplomatic missions and similar entities, allowing them to claim refunds on GST paid for inward supplies.
Who is eligible to apply for a UIN?
Eligible entities include specialized agencies of the UNO, multilateral financial institutions under the United Nations Act, consulates, embassies, and other notified persons.
How does a UIN differ from a GSTIN?
A GSTIN is for regular taxpayers who collect GST, while a UIN is for entities exempt from GST, allowing them to claim refunds on taxes paid.
What is the process to register for a UIN?
Entities must submit Form GST REG-13, and upon approval, they receive a UIN in Form GST REG-06 within three working days.
What return must UIN holders file?
UIN holders must file GSTR-11 by the 28th of the following month to claim refunds on GST paid for inward supplies.
What should sellers do when supplying to UIN holders?
Sellers must mention the UIN on invoices, treat transactions as B2B, and upload invoices on the GST portal as per normal B2B sales.
When is the deadline for UIN holders to claim refunds?
UIN holders must file refund claims within six months from the end of the quarter in which the supply was received, or they forfeit the refund.
Can UIN holders modify details in GSTR-11?
No, UIN holders cannot modify details in GSTR-11 as it is auto-populated from the seller’s GSTR-1. They must verify details before submission.
What happens if a UIN holder misses the refund deadline?
If a UIN holder misses the refund deadline, they lose the right to claim the refund for that period, resulting in a financial loss.
Are there any penalties for late filing of GSTR-11 by UIN holders?
While there are no penalties, late filing results in the forfeiture of the refund claim, emphasizing the importance of timely compliance.