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GST

GST Number Verification

Verify any GSTIN instantly. Fetch business name, trade name, address, registration status, and legal details from India's official GST portal — completely free.

✅Official GST Portal Data
🆓100% Free
🔒No Login Required

Enter GSTIN

Enter a 15-character GST Identification Number to verify

1-2State Code3-12PAN13Entity14Z15Check

Anatomy of a GSTIN & Why Online Verification is Mandatory in India

A Goods and Services Tax Identification Number (GSTIN) is a unique, 15-character alphanumeric identifier allotted by the Government of India to every registered business and individual taxpayer under Section 25 of the Central Goods and Services Tax (CGST) Act, 2017. Verifying a supplier or customer's GSTIN prior to generating commercial tax invoices or disbursing procurement payments is essential for safeguarding your business from fraudulent input tax credit (ITC) claims, departmental penalties, and blacklisting under Section 132.

With the strict roll-out of electronic invoicing (e-Invoicing) under Rule 48(4) and e-Way Bill generation under Rule 138, mismatched or invalid GSTINs lead to rejected transmissions on the Invoice Registration Portal (IRP), vehicle impoundment during transit under Section 129, and costly trade disputes.

Deconstructing the 15-Digit Indian GSTIN Structure

Every legitimate GSTIN follows an immutable national formatting standard designed to validate jurisdiction, legal entity ownership, and data integrity:

Digits 1–2

State Code

Two-digit census state code (e.g., 10 for Bihar, 27 for Maharashtra, 07 for Delhi).

Digits 3–12

PAN of Entity

10-digit Permanent Account Number issued by the Income Tax Department to the business.

Digit 13

Entity Number

Alphanumeric registration index for multiple branches within the same state (1–9, A–Z).

Digit 14

Default “Z”

The alphabet “Z” assigned by default to all regular commercial registrations.

Digit 15

Checksum

Modulo mathematical checksum character used by the GST portal to detect typos instantly.

Understanding Official GST Registration Statuses

Active Registration

The taxpayer is authorized to conduct taxable sales, issue statutory GST invoices, charge CGST/SGST/IGST, and collect taxes. Buyer is eligible to claim input credit subject to GSTR-2B compliance.

Suspended Registration

Initiated by the department under Rule 21A for non-filing of returns or significant GSTR-1 vs 3B discrepancies. The business cannot issue tax invoices or claim fresh ITC during suspension.

Cancelled Registration

Registration permanently terminated by the taxpayer or cancelled suomotu by the Proper Officer. Any tax invoice issued bearing this number is void ab initio and results in instant ITC rejection.

Pending for Order

An application for cancellation has been submitted by the taxpayer and is undergoing officer examination under Section 29. Transacting parties should obtain written declarations.

Frequently Asked Questions About GST Number Verification

What is the difference between Legal Name and Trade Name in GST records?

The “Legal Name” reflects the constitutional entity registered with the Ministry of Corporate Affairs or PAN cardholder (e.g., “Acme Enterprises Private Limited” or individual proprietor name). The “Trade Name” is the commercial brand or banner under which business is conducted (e.g., “SuperStore Online”). Both appear on valid GST registration certificates.

How does GSTIN verification help determine Place of Supply (POS)?

The first two digits of the GSTIN identify the taxpayer's registered state. Comparing the supplier's state code with the recipient's state code determines whether the transaction is intra-state (subject to CGST + SGST) or inter-state (subject to IGST) under the Integrated Goods and Services Tax Act.

Is it legal for a business to collect GST without an active GSTIN?

Under Section 132(1)(d) of the CGST Act, collecting any tax amount without depositing it with the Government, or collecting tax while not being registered, is a punishable offense carrying heavy penalties and up to 5 years imprisonment. Always verify GSTIN validity before releasing tax payments.

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