This is the amount of income from your K-1 that is qualified business income (QBI) for the qualified business income deduction (QBID).
Based on the box number in the question it is assumed you are referring to a 1065 K-1.
- First make sure that when you see the screen 'Check Boxes That Have an Amount' that you check box 20.
- Next, when Box 20 comes up, you want to select Z-Section 199A from the dropdown and then enter your amount
- If that amount is a negative then use the minus sign in front of the number to indicate that
- See the images below.