Validate EU B2B VAT numbers against VIES, apply reverse charge, and record every check. Keeps your checkout working when VIES is down.

Validate EU VAT numbers at checkout with VIES and apply reverse charge for valid B2B orders.

A VAT number field at the checkout, checked against VIES, with reverse charge applied when — and only when — it should be.

Validate EU VAT numbers against VIES at checkout, apply the reverse charge, and keep WooCommerce tax rates in step with the European Commission.

Add to WooCommerce a NIF/CIF/NIE field for all billing and shipping forms, with validation and VIES/EORI support.