SA104 Box 40: How do I show a loss to be carried forward after any set-offs–including unused losses brought forward?

SA104 Box 40: How do I show a loss to be carried forward after any set-offs–including unused losses brought forward?

Box 40 gets populated automatically based on your entries in boxes 36 to 39.

If you have not yet added the Partnership Page, please see the video below for guidance:


  • Click on ADD NEW PAGE and select SA104 Partnership

  1. Next, click the Pen icon where it says 'Income From Property':


  1. Enter the relevant figures in the boxes highlighted below then SAVE: