EU VAT ID for Woocommerce

Do you want to write your own VAT ID plugin for woocommerce?

Here are some useful link that will help you in this task and helped me succesfully add a custom VAT ID field in woocommerce checkout page. It checks if the VAT ID is valid and remove the VAT accordingly from the price:

1- Add a VAT ID field to the checkout page

Check the DIY part! You will need to edit the hook action with a proper hook so that the field display.

2- Perform the VAT ID validation

3- Exempt customer from TAX if the EU VAT check out.

4- refresh the total on change