Title: Keystep EU VAT Suite for WooCommerce
Author: shasan7774
Published: <strong>October 13, 2026</strong>
Last modified: October 13, 2026

---

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# Keystep EU VAT Suite for WooCommerce

 By [shasan7774](https://profiles.wordpress.org/shasan7774/)

[Download](https://downloads.wordpress.org/plugin/keystep-eu-vat-suite.0.1.0.zip)

 * [Details](https://wordpress.org/plugins/keystep-eu-vat-suite/#description)
 * [Reviews](https://wordpress.org/plugins/keystep-eu-vat-suite/#reviews)
 *  [Installation](https://wordpress.org/plugins/keystep-eu-vat-suite/#installation)
 * [Development](https://wordpress.org/plugins/keystep-eu-vat-suite/#developers)

 [Support](https://wordpress.org/support/plugin/keystep-eu-vat-suite/)

## Description

Keystep EU VAT Suite makes your WooCommerce store charge the correct EU VAT on every
order, automatically.

 * **Correct destination VAT** for B2C customers across all 27 EU member states,
   based on the customer’s billing country.
 * **B2B reverse-charge** — EU business VAT numbers are validated against the official
   VIES service and zero-rated when valid.
 * **Resilient at checkout** — if the VIES service is slow or unavailable, checkout
   still completes: the order is charged standard VAT and flagged for your review,
   so a sale is never lost and an unverified number is never silently zero-rated.
 * **Block and classic checkout** — the VAT-number field is registered through WooCommerce’s
   Additional Checkout Fields API, so it appears in both.
 * **HPOS-compatible** — works with WooCommerce High-Performance Order Storage.
 * **Coexists with your tax setup** — it adds the EU standard rates that are missing
   and never overwrites rates you have already configured. Reduced-rate products
   use WooCommerce’s own Reduced-rate tax class, which you configure.

This plugin is a calculation and compliance tool. You remain responsible for your
own VAT registration and filings.

#### Pro add-on

OSS return reporting, the EUR 10,000 distance-selling threshold tracker, and audit
CSV export are available in a separate Keystep EU VAT Suite Pro add-on, distributed
from https://shasan7774.github.io/eu-vat-suite/ and not hosted on WordPress.org.
The free plugin above is fully functional on its own.

### External services

To apply B2B reverse-charge correctly, this plugin validates EU business VAT numbers
against **VIES** (the VAT Information Exchange System), an official service operated
by the European Commission.

 * **When it is called:** only when a customer enters a VAT number at checkout. 
   Results are cached to minimise repeat calls, and the service is never contacted
   for consumer (B2C) orders.
 * **What is sent:** the VAT number the customer enters, together with its two-letter
   country code. No name, address, order contents, or other personal data is transmitted.
 * **Why:** to confirm the VAT number is genuine so a valid EU business can be correctly
   zero-rated under the reverse-charge rules.
 * **Provider:** European Commission — VIES. Service, terms and legal/disclaimer
   information: https://ec.europa.eu/taxation_customs/vies/

The plugin contacts no other third-party services.

## Screenshots

[⌊The VAT-number field at checkout.⌉⌊The VAT-number field at checkout.⌉[

The VAT-number field at checkout.

[⌊Keystep EU VAT Suite settings under WooCommerce > Settings > Tax.⌉⌊Keystep EU 
VAT Suite settings under WooCommerce > Settings > Tax.⌉[

Keystep EU VAT Suite settings under WooCommerce > Settings > Tax.

## Installation

 1. Upload the plugin to `wp-content/plugins/` (or install via the Plugins screen) 
    and activate it. WooCommerce must be active.
 2. In WooCommerce > Settings > General, make sure **“Enable tax rates and calculations”**
    is on. The plugin will prompt you if it is off.
 3. The plugin imports the current EU standard VAT rates into your WooCommerce tax 
    tables on activation. You can re-import any time from **WooCommerce > Settings 
    > Tax > Keystep EU VAT Suite**.
 4. Done — correct EU VAT is applied at checkout.

## FAQ

### What happens if VIES is down during checkout?

Checkout still completes. Rather than breaking the page or wrongly zero-rating an
unverified business, the plugin charges standard VAT and flags the order for your
review, so you never lose a sale and never under-collect.

### Does it support the block-based checkout?

Yes. The VAT-number field is registered through WooCommerce’s Additional Checkout
Fields API, so it appears in both the block checkout and the classic checkout.

### What about reduced-rate products (books, food, etc.)?

The plugin manages the EU **standard** rates automatically. For reduced-rate items,
assign them to WooCommerce’s built-in “Reduced rate” tax class and set the rate 
there — the plugin never touches rates you’ve configured yourself.

### Does it change my store settings automatically?

No. It imports EU VAT rates (which is its job), but it never silently changes your
currency, country, or tax status. If tax calculation is off, it shows a notice asking
you to enable it — your choice.

### When do I need OSS and the EUR 10,000 threshold?

If your total cross-border B2C sales to other EU countries stay under EUR 10,000
per year, you may charge your home country’s VAT rate. Once you pass EUR 10,000 —
counted across all EU countries combined, not per country — you must charge each
customer’s destination VAT rate and report it through the EU One-Stop-Shop (OSS)
return. This free plugin applies the correct destination rates automatically. The
separate Keystep EU VAT Suite Pro add-on adds a threshold tracker and a ready-made
OSS report so you can see when you cross the line and file.

### Is this tax advice?

No. Keystep EU VAT Suite is a calculation and compliance tool. You remain responsible
for your own VAT registration and filings.

## Reviews

There are no reviews for this plugin.

## Contributors & Developers

“Keystep EU VAT Suite for WooCommerce” is open source software. The following people
have contributed to this plugin.

Contributors

 *   [ shasan7774 ](https://profiles.wordpress.org/shasan7774/)

[Translate “Keystep EU VAT Suite for WooCommerce” into your language.](https://translate.wordpress.org/projects/wp-plugins/keystep-eu-vat-suite)

### Interested in development?

[Browse the code](https://plugins.trac.wordpress.org/browser/keystep-eu-vat-suite/),
check out the [SVN repository](https://plugins.svn.wordpress.org/keystep-eu-vat-suite/),
or subscribe to the [development log](https://plugins.trac.wordpress.org/log/keystep-eu-vat-suite/)
by [RSS](https://plugins.trac.wordpress.org/log/keystep-eu-vat-suite/?limit=100&mode=stop_on_copy&format=rss).

## Changelog

#### 0.1.0

 * Initial release: destination VAT rates, resilient VIES validation, B2B reverse-
   charge, block + classic checkout field, and settings.

## Meta

 *  Version **0.1.0**
 *  Last updated **12 hours ago**
 *  Active installations **Fewer than 10**
 *  WordPress version ** 6.4 or higher **
 *  Tested up to **7.1.3**
 *  PHP version ** 8.1 or higher **
 * Tags
 * [eu vat](https://wordpress.org/plugins/tags/eu-vat/)[oss](https://wordpress.org/plugins/tags/oss/)
   [reverse charge](https://wordpress.org/plugins/tags/reverse-charge/)[vies](https://wordpress.org/plugins/tags/vies/)
   [woocommerce](https://wordpress.org/plugins/tags/woocommerce/)
 *  [Advanced View](https://wordpress.org/plugins/keystep-eu-vat-suite/advanced/)

## Ratings

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[See all reviews](https://wordpress.org/support/plugin/keystep-eu-vat-suite/reviews/)

## Contributors

 *   [ shasan7774 ](https://profiles.wordpress.org/shasan7774/)

## Support

Got something to say? Need help?

 [View support forum](https://wordpress.org/support/plugin/keystep-eu-vat-suite/)