Investopedia / Mira Norian Individual taxpayers use Form 1040, a standard Internal Revenue Service (IRS) form, to file their annual income tax returns. Form 1040 is divided into sections that let ...
What Is Form 1040-X, Amended U.S. Individual Income Tax Return? The 1040-X, Amended U.S. Individual U.S. Income Tax Return is a form used by taxpayers who need to ...