Single filer Gus has 2025 alternative minimum taxable income of $700,000. What is his AMT exemption?
The 2025 single exemption of $88,100 is reduced by 25% of AMTI over $626,350: 25% x $73,650 = $18,413. The exemption is $69,688. Source: IRC 55(d)(1)-(3); Rev. Proc. 2024-40 sec. 3.11. Tax year: 2025 (law as of 31 Dec 2025).
Using a 50% phase-out rate (the rate before TCJA was 25% too).
Practice more Part 1 Taxation: AMT, Self-Employment Tax and Other Taxes questions
Exam-style questions with worked answers, then full timed mocks. Free to start.
Build a daily practice habit — a few exam-style questions a day, with worked answers. Free to start.
Start practicing →Original study material mapped to the public IRS SEE content outlines; not a real exam question.Not affiliated with or endorsed by the IRS or PSI. Verify figures and rules against current guidance before relying on them.