Commission Income Calculator Tax Returns Tax Return Analysis Calculator (AMITRAC) Tax Return Analysis Calculator (AMITRAC) Instructions Rental Income Fannie Mae Form 1037 - Principal Residence, 2- to 4-unit Property Fannie Mae Form 1038 - Individual rental Income from Investment Property(s) (up to 4 properties) Fannie Mae Form 1038A - Individual Rental Income from Investment Property(s) (up to 10 properties) Fannie Mae Form 1039 - Business Rental Income from Investment Property(s) Freddie Mac Form 92 - Net Rental Income Calculations - Schedule E