Schedule A is an income tax form that U.S. taxpayers use to report their itemized deductions, which can help reduce their federal tax liability.
A Schedule A form is an optional attachment to the standard 1040 form for U.S. taxpayers paying their annual income taxes. Claiming itemized deductions is an alternative to taking the standard deduction, and taxpayers can use whichever option will give them greater tax savings—Read more at Investopedia. Kagan, Julia. “Schedule A.” 29 April 2019