What Is the Net Investment Income Tax?

This year, taxpayers may notice a new tax that applies to income from investments. Known as the Net Tax, you may be responsible for paying this tax if your regular income is over a certain threshold, and you have . If you think you might be subject to this tax, you’ll want to know a few basic facts about the .

Tax is applied at a rate of either 3.8% on your investment income or the amount by which you modified adjusted gross income is greater than a specified limit contingent on your filing status, depending on which is less.

Net investment income typically includes, but is not limited to:

Often, net investment income doesn’t include wages or salaries, even if they are a result of self-employment. Social Security benefits, unemployment compensation, or alimony payments are also not considered net investment income. Additionally, it doesn’t cover any profit from the sale of your home that’s excluded from your income.

Once you’ve totaled your investment income, you can deduct any credits that qualify. The amount left over is your net investment income. can provide more information on how to determine your MAGI, or you net investment income, and whether you are responsible for paying tax on it.