VATlayer is a simple JSON-based REST API enabling you to validate VAT numbers, retrieve all or single EU VAT rates based on IP address or country code, convert prices in compliance with EU VAT rates and types, and more.

API results are requested via a transparent, easy-to-understand URL structure and delivered in a handy JSON format, ensuring the highest possible level of compatibility with your applications, systems, programming languages, and frameworks.

The following API documentation explains in detail API properties, parameter,s and features, provides integration guides and code examples for PHP and jQuery.ajax.

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API Summary

The VATlayer API is a REST-based JSON API designed to simplify European Union VAT workflows. It allows you to:

Validate VAT numbers across EU member states.
Retrieve current VAT rates (standard and reduced) by country code or IP address.
Calculate VAT-compliant pricing for different countries and product types.
All responses are delivered in easy-to-parse JSON format via HTTPS.

The API is designed for developers and businesses handling cross-border EU sales, invoicing, tax calculation, and compliance scenarios.

Why Choose VATlayer?

Here are the key reasons to pick VATLayer for your VAT-related applications:

Reliable EU VAT Data – Access up-to-date VAT validation and rate information sourced from trusted official EU databases and member-state systems.
Simple & Secure Integration – A transparent URL-based endpoint structure, JSON output, and HTTPS (256-bit) encryption make integration into any tech stack straightforward.
Flexible Functionality – Whether you just need to validate VAT numbers, pull a country’s VAT rates, compute price inclusive of VAT, or get all EU rates — the API covers it.
Scalable & Developer-Friendly – Free plan available, simple parameters, ability to use JSONP / CORS when needed.
Budget-Friendly – Start free and upgrade as usage grows; no huge upfront barriers.

These features make VATlayer a strong choice when you need to automate VAT number checks, report accurate VAT rates in checkout flows, or support global / EU-centric commerce.

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