Am I at risk of AMT in 2026 or 2027 planning?

Use this AMT risk calculator to screen whether alternative minimum tax may be a concern. It reviews income, deductions, preference items, exemption phaseouts, and AMT rate exposure so you know when a deeper calculation may be needed.

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AMT calculator

Quick answer

AMT risk rises when alternative minimum taxable income exceeds the AMT exemption after preference items and adjustments. This checker estimates whether your inputs are likely to create AMT exposure.

Also answers

  • alternative minimum tax calculator
  • AMT risk checker
  • ISO AMT calculator
  • AMT exemption calculator

Good fit when

  • Screening AMT risk before filing
  • Checking large deductions or preference items
  • Planning ISO exercise tax impact

Have ready

  • Filing status and income
  • Deductions and preference items
  • ISO spread or other AMT adjustments

Result you get

Estimated AMT risk level and major drivers.

How this calculation works

  • Starts with regular taxable income and AMT adjustments.
  • Applies AMT exemption and phaseout thresholds.
  • Estimates AMT and compares it to regular tax liability.

Common mistakes and caveats

  • AMT rules are complex and may vary by situation.
  • This is an estimate; confirm with IRS forms.

FAQ

Do stock options affect AMT?

Yes. ISO bargain elements can increase AMT income and trigger AMT.

Last updated & sources

Last updated June 4, 2026.

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