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 ...

Or you can use the IRS's Free File Fillable Forms. Often the simplest way to fill out Form 1040 is to use tax software, which is free for most people but may require a fee if you have a ...

Text Callout : Key Takeaways - What Is a 1040 Tax Form and How Does It Work? The 1040 tax form is the form taxpayers use for filing federal taxes. It's also a form that plenty of people have ...

Uradu Fact checked by Suzanne Kvilhaug Form 1040-SR is an option for taxpayers aged 65 and older to file their taxes, designed to be easier to read and fill out than the standard Form 1040.