Definition of 1040a:

  1. A version of the IRS 1040 income tax filing form, used by certain individuals. In order to be eligible to file this simplified tax form, an individual filer must meet specific criteria. Among these criteria are not owning a business, not itemizing deductions and having a taxable income of less than $100,000. This tax document is also sometimes referred to as the Income Tax Short Form. See also 1040EZ.

Meaning of 1040a & 1040a Definition