VAT Number Validator
Validate EU VAT numbers against official format patterns for 27 member states — identifies the issuing country and normalises the format. Free, client-side.
100% client-side · no upload
How to use
- Paste or type a VAT number into the input field above.
- Click Validate — the tool checks the format against the known patterns for each EU member state.
- Results show the validity status, issuing country, and normalised format.
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Frequently Asked Questions
- Is the VAT number validator free?
- Yes, completely free with no signup and no usage limits.
- Does my VAT data leave my device?
- No. All validation runs in JavaScript inside your browser. Nothing is sent to any server.
- Does it work on mobile?
- Yes. The tool is mobile-first and works on iPhone Safari and Android Chrome.
Last updated: By jarvisbox