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Filing status Threshold Phaseout Amount Complete Phaseout Amount Joint Returns or Surviving Spouses $1,000,000 $1,280,400 Unmarried Individuals (other than Surviving Spouses) $500,000 $680,200 Married Individuals Filing Separate Returns $500,000 $640,200 Estates and Trusts $104,800 $167,600
.11 Alternative Minimum Tax Exemption for a Child Subject to the "Kiddie Tax." For taxable years beginning in 2026, for a child to whom the § 1(g) "kiddie tax" applies, the exemption amount under §§ 55(d) and 59(j) for purposes of the alternative minimum tax under § 55 may not exceed the sum of (1) the child's earned income for the taxable year, plus (2) $9,750. .12 Certain Expenses of Elementary and Secondary School Teachers. For taxable years beginning in 2026, under § 62(a)(2)(D), the amount of the deduction allowed under § 162 that consists of expenses paid or incurred by an eligible educator in connection with books, supplies (other than nonathletic supplies for courses of instruction in health or physical education), computer equipment (including related software and services) and other equipment, and supplementary materials used by the eligible educator in the classroom is $350. .13 Transportation Mainline Pipeline Construction Industry Optional Expense Substantiation Rules for Payments to Employees Under Accountable Plans. For calendar year 2026, an eligible employer may pay certain welders and heavy equipment mechanics an amount up to $23 per hour for rig-related expenses that are deemed substantiated under an accountable plan if paid in accordance with Rev. Proc. 2002-41,