The tab holds the bill header and the VAT calculation. The fields are listed in the order they appear on screen. The clock icon next to a date field resets the date to today.
The VAT calculation is entered as one or more VAT items — a separate item for each rate, for reverse-charge items and for items whose VAT is non-deductible. The
button adds an item, clicking a row opens it for editing. Table columns: {Rate}, {Reason}, {Base}, {VAT}, {Total}, {Non-deductible} (percentage of the VAT amount that cannot be deducted) and {Reverse Charge}; the Total row is below the table. In the item one of three options is chosen:
Only the buttons valid for the current bill status are shown.