Use Additional Information to add an entry into the Any other information box (box 19) on page TR 7 of the SA100 return and to amend any entries made in other additional information boxes throughout the return.
Free text entry.
Any entry you make in this box will appear in box 19 on page TR 7 of the SA100 return, as well as at Additional information on Return Preview.
This section shows any entries for additional information made in other sections of the software, by clicking on the blue pencil icons in the relevant data entry section. You may amend any of these entries here.