What is Net Investment Income Tax (NIIT) and Who Pays It? What is net investment income tax (NIIT)? The net investment income tax is a 3 8% tax you must pay if your modified adjusted gross income (MAGI) exceeds a certain threshold
What is net investment income tax (NIIT)? | Fidelity Net investment income tax (NIIT) is a surtax on investment income for certain high earners Single filers with a modified adjusted gross income (MAGI) over $200,000 and those married filing jointly with a MAGI over $250,000 could be subject to this surtax
Net Investment Income Tax | Schwab As an investor, you may owe an additional 3 8% tax called net investment income tax (NIIT) But you’ll only owe it if you have investment income and your modified adjusted gross income (MAGI) goes over the IRS threshold
Net Investment Income Tax (NIIT) 2026: Who Pays the 3. 8% Surtax? The NIIT threshold is a specific income threshold that determines whether an individual owes the Net Investment Income Tax Exceeding this threshold means you may owe the 3 8% tax on your net investment income