You may have more than one applicable tax (federal and provincial taxes for example) so you’ll need to set up a secondary tax in the system.

To make secondary taxes available:
- Click the Main Menu > Settings > General Settings.
- Select the Pricing & Tax tab.
- Check the Show Secondary Tax option.
- Click the Edit Taxing Schemes button.
- In this window you can add your secondary tax
- Click Save & Close.
- Click Save & Close in the General Settings window.