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The Daily Insight

What is magi tax?

Author

John Thompson

Published Mar 04, 2026

Modified Adjusted Gross Income (MAGI) in the simplest terms is your Adjusted Gross Income (AGI) plus a few items — like exempt or excluded income and certain deductions. The IRS uses your MAGI to determine your eligibility for certain deductions, credits and retirement plans. MAGI can vary depending on the tax benefit.

Where is Magi on tax return?

This figure is located on line 8b of IRS form 1040.

Are there any tax deductions for a Magi?

According to the IRS, your MAGI is your AGI with the addition of the following deductions, if applicable: Student loan interest One-half of self-employment tax Qualified tuition expenses Tuition and fees deduction Passive loss or passive income IRA contributions, taxable social security payments The exclusion for income from U.S. savings bonds

Are there any deductions if you have a high AGI?

Many deductions phase out or disappear altogether if you have an AGI above certain limits. Deductions affected by your AGI include the following: To calculate your modified adjusted gross income, take your AGI and add back certain deductions. Many of these deductions are rare, so it’s possible your AGI and MAGI can be identical.

What’s the difference between your Magi and your AGI?

Different credit and deductions can have differing add-backs for your MAGI calculation. According to the IRS, your MAGI is your AGI with the addition of the appropriate deductions, potentially including: Your MAGI is used as a basis for determining whether you qualify for certain tax deductions.

What’s the difference between adjusted gross income and Magi?

Typically, your MAGI (modified adjusted gross income) and AGI (adjusted gross income) are close in value to one another. However, the small adjustments that tweak your AGI into your MAGI could have an important bearing on your overall tax return. Your adjusted gross income is all of the income you bring in, minus certain adjustments.