Simplify VAT Compliance with Our
API Solution

Automate VAT Number Validation and VAT Rates for EU & UK Businesses

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VAT Number Validation

Instant VAT Number Validation

GET /validate?api_key=YOUR_API_KEY&vat_number=GB123456789
{
  "success": true,
  "message": "Success",
  "code": 200,
  "account": {
    "monthly_allowance": 1000,
    "current_month_allowance": 950,
    "monthly_allowance_reset_date": "2025-06-01"
  },
  "data": {
    "valid": true,
    "country": "United Kingdom",
    "vat_number": "GB123456789",
    "company_name": "ACME Corporation Ltd",
    "address": "10 Downing Street, London, SW1A 2AA",
    "cached": false
  }
}

Real-time VAT Number Validation

Eliminate compliance risks with our powerful VAT validation API. Instantly verify VAT numbers against official EU VIES and UK HMRC databases to ensure your transactions meet regulatory requirements.

Our API delivers comprehensive validation results including company details, address information, and validation timestamps—all in milliseconds.

Learn More About Validation
VAT Rates

Up-to-date VAT Rates

GET /rates?api_key=YOUR_API_KEY&country_code=DE
{
  "success": true,
  "message": "Success",
  "code": 200,
  "account": {
    "monthly_allowance": 1000,
    "current_month_allowance": 949,
    "monthly_allowance_reset_date": "2025-06-01"
  },
  "data": {
    "DE": {
      "country_name": "Germany",
      "standard_rate": 19,
      "reduced_rates": {
        "reduced": 7
      }
    }
  }
}

Always Accurate VAT Rates

Access the most up-to-date VAT rates for all EU member states and the UK. Our database is continuously monitored and updated to reflect the latest tax regulations and rate changes.

From standard rates to reduced and special categories, get comprehensive VAT rate information to ensure accurate tax calculations for all your transactions across Europe.

Explore VAT Rates API
VAT Calculation

Precise VAT Calculations

GET /calculate?api_key=YOUR_API_KEY&amount=100&country_code=FR&rate_type=standard
{
  "success": true,
  "message": "Success",
  "code": 200,
  "account": {
    "monthly_allowance": 1000,
    "current_month_allowance": 947,
    "monthly_allowance_reset_date": "2025-06-01"
  },
  "data": {
    "amount": 100,
    "country_code": "FR",
    "country_name": "France",
    "rate_type": "standard",
    "rate_name": "Standard Rate",
    "rate_percentage": 20,
    "vat_amount": 20,
    "total_amount": 120
  }
}

Automated VAT Calculations

Eliminate manual tax calculations and potential errors with our VAT calculation API. Simply provide the amount, country, and rate type to instantly get accurate VAT calculations for any transaction.

Handle inclusive or exclusive VAT calculations, multiple currencies, and special rate categories with ease. Perfect for e-commerce platforms, invoicing systems, and financial software.

See Calculation Examples
Developer Friendly

Simple Integration

API Key Authentication
// Example JavaScript implementation
const validateVAT = async (vatNumber) => {
  const response = await fetch(
    `https://api.thevatapi.com/validate?api_key=YOUR_API_KEY&vat_number=${vatNumber}`,
    {
      headers: {
        'Content-Type': 'application/json'
      }
    }
  );
  return await response.json();
};

Developer-First Experience

Built by developers for developers, our API offers a straightforward integration experience with clear documentation, consistent endpoints, and predictable responses.

With support for multiple programming languages, comprehensive error handling, and rate limiting information, you'll have your integration up and running in minutes, not days.

View Integration Guide

Trusted by Businesses Across Europe

See why companies choose The VAT API for their tax compliance needs

"The VAT API has saved our accounting team countless hours of manual validation work. The integration was seamless and the accuracy is impressive."

— Sarah, Accountant at Rudolf & Partners

"As an e-commerce platform operating across multiple EU countries, VAT compliance was a nightmare until we found The VAT API. Now it's all automated!"

— Roman, CEO at Pillow Nation

"The reliability and speed of The VAT API have been crucial for our invoicing system. Their support team is also incredibly responsive."

— James, Developer at InvoiceBerry

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