Free & Reliable

VAT Number Validation & Lookup REST API

Automate your VAT validation process with our realtime EU VAT number validation API.

Trusted by over 10,000 companies

Everything you need to automate your VAT number validation

We believe you should not be dealing with VAT validation ever again. For this reason, our VAT validation API provides all features you require to automate your VAT rules within just a few minutes.

100 Free Requests / Month

Free for hobby projects & enough to get your professional project up and running.

High Data Quality

Our API utilizes a range of leading data sources, updated continuously.

Premium Support

We provide dedicated premium support. We are set to meet the highest service expectations.

Unlimited Concurrency

All paid plans come along with an unlimited amount of API connections.

Try it yourself

Try the API with our live demo

Validate any VAT number and retrieve related company information to get a first impression of how our API can solve your use case.

Developer Experience

The API comes with a great developer experience in mind.

   "valid": true,
   "country_code": "LU",
   "vat_number": "26375245",
   "request_date": "2021-02-25",
   "name": "AMAZON EUROPE CORE S.A R.L.",
   "country_code": "US",
   "address": "38, AVENUE JOHN F. KENNEDY...",
   "success": 1

“We had a few special requirements, and the VatcheckAPI team was super responsive & helpful, as they replied to all our questions and helped us get started within just a few hours. With the help of their VAT validation API, we can now easily handle our cross-border B2B sales.”

Wernhard Berger Co-CEO, Breatheilo
// validate phone number 
curl --request GET \
    --url "" \
    --header "apikey: YOUR-APIKEY"

Loved by enterprises, trusted by developers

Get up and running in minutes on our reliable VAT lookup API, including extensive documentation and complete API references.