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IVA na UE

REST API · No auth required · Free

EU VAT validation API

Validate EU VAT numbers programmatically against the official VIES database. Free to use, no API key and CORS enabled.

No API key or account needed
Free
Validate up to 10 numbers at once
10 per batch
Every EU member state
27 countries

Base URL

https://vat.businesspress.io

Every endpoint is relative to this base URL. Use HTTPS in production.

Endpoints

POST

/api/vat/validation/validate

Validate a single EU VAT number in real time against the VIES database. Results are cached for 7 days.

Request body

Parameter Type Required Description
country_code string Required 2-letter ISO code, for example LT or DE. Greece uses EL.
vat_number string Required The VAT number without the country prefix: 100019070512, not LT100019070512.
company_name string Optional Expected company name for fuzzy-match verification.
address string Optional Expected address for additional verification.

Example request

curl -X POST https://vat.businesspress.io/api/vat/validation/validate \
  -H "Content-Type: application/json" \
  -d '{"country_code": "LT", "vat_number": "100019070512"}'

Example response

{
  "success": true,
  "data": {
    "valid": true,
    "country_code": "LT",
    "vat_number": "100019070512",
    "name": "UAB Company Name",
    "address": "Vilnius, Lithuania",
    "source": "vies",
    "request_identifier": "..."
  }
}
POST

/api/vat/validation/batch

Up to 10 numbers

Validate up to 10 VAT numbers in one request. Each number is checked against VIES independently.

Example request

{
  "validations": [
    {
      "country_code": "LT",
      "vat_number": "100019070512"
    },
    {
      "country_code": "DE",
      "vat_number": "129274202"
    }
  ]
}

Example response

{
  "success": true,
  "total": 2,
  "data": [
    {
      "valid": true,
      "country_code": "LT",
      "vat_number": "100019070512",
      "name": "UAB ...",
      ...
    },
    { ... }
  ]
}
GET

/api/vat/validation/health

Check the operational status of the VAT validation service.

{
  "status": "operational",
  "service": "VAT VIES Validation API",
  "timestamp": "2026-04-07T10:00:00+00:00"
}

Interactive playground

The batch demo validates the number above together with a fixed German example, so you can see the multi-result format.

POST /api/vat/validation/validate


                            

                                
// The response appears here after you send the request.

                                

                                    
                                    Sending the request to VIES…
                                

                                

                                    

                                        
200 OK 

                                        
                                    

                                    

                                

                                

                                    
Error

                                    

                                

                            

                        

                    

                


                

                    
Response fields

                    

                        

                            
                                

                                    Field
                                    Type
                                    Description
                                

                            
                            
                                                                    

                                        success
                                        boolean
                                        Always true for 200 responses.
                                    

                                                                    

                                        data.valid
                                        boolean
                                        Whether the VAT number is currently active in VIES.
                                    

                                                                    

                                        data.country_code
                                        string
                                        The 2-letter country code, echoed back.
                                    

                                                                    

                                        data.vat_number
                                        string
                                        The VAT number as validated, without the prefix.
                                    

                                                                    

                                        data.name
                                        string|null
                                        Company name returned by VIES. May be N/A when the member state withholds it.
                                    

                                                                    

                                        data.address
                                        string|null
                                        Registered address. Some member states withhold it.
                                    

                                                                    

                                        data.source
                                        string
                                        vies for a live lookup, or cache and database for a cached result.
                                    

                                                                    

                                        data.request_identifier
                                        string|null
                                        VIES consultation reference number for your audit trail.
                                    

                                                            
                        

                    

                


                

                    
Error responses

                    

                        

                            
                                

                                    HTTP status
                                    When
                                

                            
                            
                                                                    

                                        422
                                        Validation failed: country_code or vat_number is missing or invalid. The errors field explains why.
                                    

                                                                    

                                        429
                                        Too many requests: the fair-use limit was reached. Retry after a short pause.
                                    

                                                                    

                                        503
                                        The VIES system is temporarily unavailable. Check the VIES status page.
                                    

                                                            
                        

                    

                


                

                    
Code examples

                    

                                                    
                                                    
                                                    
                                                    
                                            

                                            

                            

                                
cURL

                                
                            

                            
curl -X POST https://vat.businesspress.io/api/vat/validation/validate \
  -H "Content-Type: application/json" \
  -d '{"country_code":"LT","vat_number":"100019070512"}'

                                                            

                                            

                            

                                
JavaScript

                                
                            

                            
const response = await fetch('https://vat.businesspress.io/api/vat/validation/validate', {
  method: 'POST',
  headers: { 'Content-Type': 'application/json' },
  body: JSON.stringify({
    country_code: 'LT',
    vat_number: '100019070512'
  })
});
const data = await response.json();
console.log(data.data.valid); // true

                                                            

                                            

                            

                                
PHP

                                
                            

                            
$response = Http::post('https://vat.businesspress.io/api/vat/validation/validate', [
    'country_code' => 'LT',
    'vat_number'  => '100019070512',
]);

$data = $response->json('data');
$isValid = $data['valid']; // true

                                                            

                                            

                            

                                
Python

                                
                            

                            
import requests

res = requests.post(
    "https://vat.businesspress.io/api/vat/validation/validate",
    json={"country_code": "LT", "vat_number": "100019070512"}
)
data = res.json()["data"]
print(data["valid"])  # True