You’ll need your Social Security number, wage statements and past tax return to fill out Form 1040. Form 1040, formally known as the “U.S. Individual Income Tax Return,” is the form people ...

If you’re preparing your taxes, you'll file federal income tax Form 1040. Because tax laws change often, Form 1040 might have subtle differences from year to year. Form 1040 is the main form ...

"There are fewer boxes to fill in on Form 1040 than there were before because many lines from the old form have been moved onto additional schedules," he says. Tax season begins in earnest around ...