The amount of net investment income tax that the taxpayer would have to pay is $570
This is a tax that is paid on capital gains and dividends. This tax requires a 3.8 percent cut off from the gains.
The amount that is taxed is the amount of money that is usually greater than a threshold of $200000.
The AGI of 215000 is to be taxed.
215000-200000 = $15000
The extra 15000 is what the tax of 3.8% would be applied on
3.8% * 15000
= $570
The net investment tax that is to be paid is therefore $570
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