Business & farm
Let's make sure we are looking at the same thing. In About Form 8960, Net Investment Income Tax Individuals, Estates, and Trusts, are the form and directions for this year. Net Investment Income Tax charges an extra 3.8% depending on your income and filing status exceeding the thresholds. This is calculated by using line 13, your actual MAGI and subtracting line 14, the threshold limits. If zero or less, then you are not subject to the NII. If your MAGI exceeds the limits, then the form moves on to just investment income to tax the additional amount.
From the directions:
