Русско-англо-русский юридический словарь

Taxable income refers to the base upon which an income tax system imposes tax. Generally, it includes some or all items of income and is reduced by expenses and other deductions. (Wikipedia)

DEFINITION of 'Taxable Income'. The amount of income that is used to calculate an individual's or a company's income tax due. Taxable income is generally described as gross income or adjusted gross income minus any deductions, exemptions or other adjustments that are allowable in that tax year. (Investopedia)