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IRS Form 1040 - U.S. Individual Income Tax Return — Complete this Internal Revenue Service (IRS) form online with AI-powered assistance. No software downloads required.
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Form
1040
2025
U.S. Individual Income Tax Return
Department of the Treasury—Internal Revenue Service
OMB No. 1545-0074
IRS Use Only—Do not write or staple in this space.
For the year Jan. 1–Dec. 31, 2025, or other tax year beginning
, 2025, ending
, 20
See separate instructions.
Filed pursuant to section 301.9100-2
Combat zone
Deceased MM DD YYYY
/
/
Spouse MM DD YYYY
/
/
Other
Your first name and middle initial
Last name
Your social security number
If joint return,
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