Business & farm

This IRS website states:

Many owners of sole proprietorships, partnerships, S corporations and some trusts and estates may be eligible for a qualified business income (QBI) deduction – also called the Section 199A deduction – for tax years beginning after December 31, 2017.

If Box 14 reports a code I, answer Yes to the question at the screen Does your K-1 have a code I in Box 14?