GSTIN & PAN Validator: Check Format, Checksum and State Code
Validate a GSTIN or PAN format, verify the checksum and decode the state code and holder type.
GSTIN & PAN Validator and Decoder
Indicative estimate. Verify with official sources.
Get GST registration or verification help
Need a GSTIN or want to verify a supplier before claiming ITC? We help with registration and supplier checks.
What the 15 characters mean
Characters 1-2: state code (Kerala 32, Tamil Nadu 33, Karnataka 29). 3-12: PAN of the taxpayer. 13: entity number for that PAN in the state. 14: 'Z' by default. 15: checksum.
Limits
This tool checks format and checksum only. It cannot tell whether the registration is active. Verify status on the GST portal before claiming ITC from a supplier.
GSTIN & PAN Validator and Decoder FAQs
How do I verify a GSTIN?
Check the format and checksum here, then search the GSTIN on the GST portal to confirm status and legal name.
What does the fourth letter of PAN mean?
It indicates holder type: P individual, C company, H HUF, F firm, A AOP, T trust and so on.
What are the state codes for Kerala, Tamil Nadu and Karnataka?
Kerala 32, Tamil Nadu 33 and Karnataka 29.
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