- Disable the set tax
- Mark a tax type as non-default
Go to Settings → Manage Tax Types.
Select the button next to the current default tax.
Select Deactivate As Default.
You'll get a little confirmation message on the top right of the screen when it's successful.
- Only users with permission to Manage Tax Types can disable the default tax.
- For steps on how to mark a new tax as the default, see How to Set a Default Tax Type.