Remove Tax Summary Line from an Invoice

To remove Tax Summary Line from an Invoice

1. Navigate to Setup > Accounting > Setup Taxes
2. Click on the tab for the country which is the location indicated in the Invoice
3. Uncheck the Print Tax Code Summary on Sales Forms checkbox
4. Click Save
5. Go back to Invoice 
6. Refresh the page 
7. Click Print
8. In the Print layout, the Tax Summary lines should no longer appear