Add/Modify Tax Types On this screen you create a VAT/IGIC type or change its data. How to get here: Add or Modify button on the Tax Types screen. VAT/IGIC type data Type: filled in automatically, in sequence. Percentage: the percentage of the VAT/IGIC type. Description: the name of the VAT/IGIC type. Integration with GestCont+ If you use the GestCont+ application, you can integrate the sales items and creditors that have the VAT/IGIC type entered. Buttons Save: saves the VAT/IGIC type when you have finished setting it up. Cancel: closes the screen without saving the changes.