How to Add VAT Numbers
Go to My Account in the top right hand corner
Turn VAT Registered on
Select your Country Code, fill in your VAT number and click Save
Add additional VAT numbers for every country you are VAT registered in
Enter Different VAT Numbers per Trading Company
You can enter a different VAT number for each of your trading companies, if you're registered for them all in the same country.
Go to My Account in the top right hand corner
Click Manage on one of your existing trading companies (or create a trading company if you haven't already)
Toggle "Use Legal VAT" to OFF then toggle "VAT Registered" to ON and a new VAT Number line will appear underneath
Enter your VAT Number for that specific trading company
Click the Save button