IRS Form 1120, U.S. Corporation Income Tax Return, is a form filed with the Internal Revenue Service (IRS) by domestic corporations to report their income, gains, losses, deductions, and credits, and to figure their income tax liability.
The form was issued by the IRS and last revised in 2020. Corporations may use a fillable Form 1120 available below for download.
Form 1120 must be filed by every domestic corporation (including those in bankruptcy), regardless of if the corporation has taxable income, except if the corporation is required, or elects to file a special return instead.
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