Link a Tax Code to a Product
To link a tax code to a product:
Navigate to the necessary product (e.g. click Products > Products in the main menu, filter products to find the one you need).
Hower over the more actions menu to the right of the item and click the to start editing its details.
In the General section, in the Tax Code list, select the tax code that matches tax regulation for the product.
A clickable tax code link is now available in the Product details.