If your business process has several products that are taxed and/or not taxed, you can set to enable or disable the taxes on each product or variant. You can set the taxes on each product or variant by following the steps below. For example, we will create a service costs product such as shipping fees
Step 1. Go to the Products menu, select the product or variant that you want to set the tax

Step 2. Click Edit on variant

Step 3. Select ''Yes" to enable tax or "No" to disable tax, then click Submit

Step 4. If you set the taxable to "No", the chosen tax will not affect the item when you sell it

Set Product Tax Tutorial Video
You might like to read these related articles below:
You can also create multiple taxes if you have an extra charge such as a service charge on your transaction. To create multiple taxes, you can read this article: Create Single Tax and Multiple Taxes
You can assign default tax on each customer. To set the default tax on each customer, you can read this article: Assign Default Tax for Each Customer
If you have multiple outlets with each outlet having a different tax, you can set the default tax on each outlet. To set the default tax on each outlet, you can read this article: Setup Default Tax for Every Outlet