standard deduction definition
The standard deduction is a dollar amount that reduces the amount of income on which you are taxed.In general, the standard deduction is adjusted each year for inflation and varies according to your filing status, whether you are 65 or older and/or blind, and whether another taxpayer can claim you as a dependent.ou are allowed an additional deduction for blindness if you are blind on the last day of the tax year. For example, a single taxpayer who is age 65 and blind would be entitled to a basic standard deduction and an additional standard deduction equal to the sum of the additional amounts for both age and blindness.