n this documentation, we can check how to add tax classes in Zen Cart.
1) Login to Zen Cart admin panel.
2) Go to the tab ‘Location/Taxes’.
3) Click the option ‘Tax Classes’.
4) Click on the button ‘New tax class’.
5) Enter the details.
6) Click the button ‘Insert’.
That is how we can add tax classes in Zen Cart.
If you need any further assistance please contact our support department.