If you are planning or are actually doing a real estate business, either as an investor or as an active participant, you will have to deal with the these:

Net Investment Income Tax: If you have net investment income and your modified adjusted gross income exceeds $250,000 for married persons filing jointly, then there is a 3.8% tax on the lesser of (1) your net investment income, or (2) the amount your modified adjusted gross exceeds the threshold amount.  Note that self-employment income is not net investment income. Read More