On the sales tax page, you'll see a listing of already created taxes if any exist.
To add a new sales tax, click on the "Add Sales Tax" option.
Provide the required information: Tax name (Mandatory), Tax number, Tax rate (Mandatory) and Description.
Click "Save" to create the new sales tax. A success message will appear 'Sales tax added successfully'.
You can now see the newly added tax on the tax listing page.