SA100 TR 8 Box 21: How do you populate box 21 to show you are enclosing separate supplementary pages?

Box 21 gets populated automatically if you add any supplementary pages to your tax return.

These pages include the Employment Page (SA102), Self Employment Page (SA103) and Residency Page (SA109), for example.

• Related Articles

• SA100 TR 8 Box 20: How do show that my return contains provisional figures?

  In the main EDIT page, click SAVE and then CONTINUE: Next click YES: On the ALMOST THERE page, scroll down towards the bottom of the page until you see the box below:

• SA100 TR 6 Box 10: How do I show I want my refund paid to a Nominee?

  In the main EDIT page, click SAVE and then CONTINUE: Next click YES: On the ALMOST THERE page, scroll down until you see the question below and tick YES. Next tick the box to show you want the refund paid to a Nominee: A box will open up to allow you ...

• SA100 TR 6 Box 9: How do I show I want my refund paid by cheque?

  In the main EDIT page, click SAVE and then CONTINUE: Next click YES: On the ALMOST THERE page, scroll down until you see the question below and tick YES. A new box will open up. You then need to tick NO:

• SA100 TR 6 Box 11: How do I show my Nominee is my Tax Adviser?

  In the main EDIT page, click SAVE and then CONTINUE: Next click YES: On the ALMOST THERE page, scroll down until you see the question below and tick YES. Next tick the box to show you want the refund paid to a Nominee: A box will open up to allow you ...

• SA103s Box 20: How do I populate Box 20 to show total allowable expenses?

  Box 20 gets populated automatically based on the entries in boxes 11 to 19. To show self employed expenses, please follow the steps below: If you have not added the Self Employed page already, please click on + NEW PAGE on the left of the screen. ...