The ownership and rental of real property doesn’t, as a matter of law, constitute a trade or business, and the issue is ultimately one of fact in which the scope of your activities in connection with the property must be so extensive as to give rise to the stature of a trade or business. The program defaults to not including rental in the calculation of the qualified business income deduction. However, if the rental is nonpassive, the program will include it unless a foreign address is entered or the “Investment” box is checked. Use the field to override the default.