SA103F Box 73.4: How do I show the Loss brought forward from earlier years set off against this year’s spread of the transition profit (up to the amount in box 73.3)?

SA103F Box 73.4: How do I show the Loss brought forward from earlier years set off against this year’s spread of the transition profit (up to the amount in box 73.3)?

To populate box 73.4 to show the Loss brought forward from earlier years set off against this year’s spread of the transition profit (up to the amount in box 73.3), please follow the steps below: 

  1. If you have not added the Self Employed page already, please click on + NEW PAGE on the left of the screen.


  1. Select Self Employment (SA103) from the list shown:

  1. Click on the + GROUP button in the Expenses section:



  1. Select 'Tax Adjustments' from the list shown:

  1. Then click on the + ADD button and select 'Basis period reform adjustments' from the list:


  1. Once you have selected the relevant category, click on the PEN icon:


  1. Then complete the relevant boxes in that page: