Form 6251: Alternative Minimum Tax — Individuals

Used to calculate whether you owe the alternative minimum tax (AMT), a parallel tax system that limits certain deductions and requires a minimum level of tax.

Download Form 6251 PDF About on IRS.gov Instructions PDF

Who Files This Form?

Taxpayers with high income or large deductions who may be subject to the alternative minimum tax.

Key Fields

Taxable income
AMT adjustments
AMT preferences
Alternative minimum taxable income
AMT exemption
Tentative minimum tax

Filing Deadlines

Due Date

April 15

With Extension

October 15

Late Filing Penalty

Filed with Form 1040; subject to the same failure-to-file and failure-to-pay penalties.

Related Forms

Form 1040

U.S. Individual Income Tax Return

Schedule 2

Additional Taxes

Form 8801

Credit for Prior Year Minimum Tax — Individuals, Estates, and Trusts

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