spec. Remission of a duty, tax or the like; (in later use) short for tax relief n. at tax, n.1 compounds 2.

A preferential (esp. tax) rate, allowance, etc.

remission of income tax due on a proportion of earned income; cf. relief, n.2 8.

an expense that can be deducted from gross income in calculating taxable income.

a sum that can be offset against a tax liability; spec. one that results in a payment to any person whose liability is less than this sum.

a sum that is to be deducted from gross income in the calculation of taxable income.

a loss that can be offset against taxable profit earned elsewhere or in a different period; also transferred and attributive.

a tax advantage or concession allowed by government.