Computing Individual Tax

Free IRS Enrolled Agent SEE Part 1 (Individuals) lesson in Taxation. 19 min read, ~2,881 words.

AMT (Form 6251): 2025 exemption \$88,100 single / \$137,000 MFJ, phaseout starts \$626,350 / \$1,252,700; rates 26% to \$239,100 AMTI then 28%. SE tax (Schedule SE): 15.3% on 92.35% of net SE earnings (12.4% SS to \$176,100 base, 2.9% Medicare uncapped); ½ deductible above the line; floor \$400. NIIT (Form...

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