Gst Number Validator
Validate GSTIN format and extract state code, PAN, entity type. Instant, private. No government API — format check only.
Advertisement
About GST Number Validator
Validate GSTIN (GST Identification Number) format structure and extract embedded information: state code (first 2 digits), PAN (characters 3-12), entity type (13th character), and check digit. Privacy-safe — only format validation, no government API call.
GST Number Validator is a free, browser-based utility that requires no login, no signup, and no installation. All processing happens entirely within your web browser using JavaScript — your data never leaves your device. The tool works on all screen sizes including mobile phones, tablets, and desktop computers.
How to use
- Enter your values in the input fields — results update instantly as you type.
- No submit button needed. The tool calculates in real time.
- Copy your result or share it via WhatsApp or Twitter using the buttons above.
- Use the workflow links below to chain into related tools for a complete task.
- All processing is browser-only. Nothing you enter is sent to any server.
Tool details
⚡ Next step — complete your workflow
Expert note — India 2026
STIN structure: 2-digit state code + 10-char PAN + 1-digit entity number (1-9 for individuals, A-Z for others) + Z (default) + 1 check digit. A valid format does NOT confirm active GST registration.
Frequently asked questions
GSTIN vs GSTN — what's the difference?
GSTN (Goods and Services Tax Network) is the IT backbone for GST. GSTIN is the 15-character identification number assigned to every registered taxpayer.
How to find your state code from GSTIN?
First two digits: 01=J&K, 02=HP, 03=Punjab, 04=Chandigarh, 06=Haryana, 07=Delhi, 08=Rajasthan, 09=UP, 27=Maharashtra, 29=Karnataka, 33=Tamil Nadu, 36=Telangana.
Advertisement