Go EU VAT Validation Client

Go client library for EuroValidate API — validate EU VAT, IBAN, EORI

Quick Start

1. Get a free API key at eurovalidate.com
2. Clone this repo: git clone https://github.com/eurovalidate/go-vat-client.git
3. Copy .env.example to .env and add your API key
4. Install dependencies and run (see below)

Setup

go run main.go

What This Does

Go client library for EuroValidate API — validate EU VAT, IBAN, EORI. Uses the EuroValidate API for real-time validation against official EU government sources (VIES, HMRC, GLEIF).

API Response Example

{
  "vat_number": "NL820646660B01",
  "country_code": "NL",
  "status": "valid",
  "company_name": "ABN AMRO BANK N.V.",
  "meta": {
    "confidence": "high",
    "source": "vies_cached",
    "cached": true,
    "response_time_ms": 2
  }
}

Test VAT Numbers

VAT	Country	Expected
NL820646660B01	Netherlands	Valid
FR40303265045	France	Valid
IT00159560366	Italy	Valid
DE000000000	Germany	Invalid

Links

• EuroValidate API Docs
• Get Free API Key (no credit card)
• Python SDK (pip install eurovalidate)
• Node.js SDK (npm install @eurovalidate/sdk)
• PHP SDK (composer require eurovalidate/sdk)

License

MIT