VAT / Tax ID Validator

European VAT format validator for 30+ countries

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About VAT / Tax ID Validator

Check VAT numbers from 30+ European countries including all EU member states, UK, Switzerland, and Norway. Each country has specific format rules (length, prefix, check characters) which are validated client-side. Perfect for B2B invoicing compliance checks.

VAT / Tax ID Validator Features

  • 30+ country support
  • Country-specific format rules
  • Automatic country detection
  • 100% private and client-side processing
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