GSTIN Verification — Verify GST Number Online Free
Verify any GSTIN (GST Identification Number) instantly. Validate format, checksum, state code, and entity type for free. Check GST registration status on India's GST portal.
GSTIN Verification
Validate GST number — format, state & checksum
Format: 22AAAAA0000A1Z5
0/15GSTIN Format Breakdown
Enter GSTIN to verify
Instant format, state code & checksum validation
How to Verify a GSTIN
Three steps to validate any GST number
Enter the GSTIN
Type or paste the 15-character GSTIN in the input field. You can enter it in upper or lower case — the tool auto-formats it.
Click Verify
The tool instantly validates state code, embedded PAN format, and Mod-36 checksum. You'll see exactly what each part of the GSTIN means.
Check Live Status
For live registration status (active, cancelled, suspended), visit the official GST portal. Our tool confirms structural validity only.
Frequently Asked Questions
Everything about GST registration numbers in India
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