phaseout percentage
Defined in 1 dictionary — U.S. Code
United States Code
26 U.S.C. § 21 — under this subpart
The term “phaseout percentage” means 20 percent reduced (but not below zero) by 1 percentage point for each $2,000 (or fraction thereof) by which the taxpayer’s adjusted gross income for the taxable year exceeds $400,000.