Navigate to Data⇒Finance⇒NRC

Select New and then enter the NRC name (which will appear in the extra charge text field), tick the enable box and add a description if required – then click Save.

When entering a Sales Order Item, by clicking on the Search button next to the additional charge field and, in the pop-up selecting the required NRC text, this text will be auto-filled in the additional charge text field (the amount of this charge will then need to be entered)