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Kiplinger
Kiplinger
Business
Katelyn Washington

Taxable Income: What It Is and How to Calculate It

Twenty dollar bills on an IRS 1040 tax form.

Your taxable income is the portion of your income subject to federal tax, and it’s important for several reasons.

To start, your taxable income amount determines your tax bracket and marginal tax rate. Understanding your taxable income can help you determine how much tax you'll owe, if any, and potentially help in lowering your tax bill.

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