EU VAT number validation (VIES) API

Validate an EU VAT number against the official VIES service and return whether it's valid plus the registered name/address. KYB / invoicing / tax compliance. Answers 'is this VAT number valid', 'who is this VAT registered to', 'verify this EU business'. Include the country prefix (e.g. DE…). EU member states only.

Price$0.01per request

MethodPOST

Route/v1/identity/vat

StatusLive

MIME typeapplication/json

Rate limit30/minute

Cache86400s public

identityvatvieseukybtaxbusinessvalidation

API URLhttps://x402.hexl.dev/v1/identity/vat

Integration docs

Example request

{
  "vat": "IE6388047V"
}

Example response

{
  "vat": "IE6388047V",
  "countryCode": "IE",
  "number": "6388047V",
  "valid": true,
  "name": "GOOGLE IRELAND LIMITED",
  "address": "3RD FLOOR, GORDON HOUSE, BARROW STREET, DUBLIN 4",
  "requestDate": "2026-06-02T00:00:00Z",
  "note": null
}

Input schema

{
  "type": "object",
  "required": [
    "vat"
  ],
  "properties": {
    "vat": {
      "type": "string",
      "examples": [
        "DE143593636"
      ]
    }
  }
}

Output schema

{
  "type": "object",
  "additionalProperties": true
}