Domestic corporations use this form to:
- Report their income, gains, losses, deductions, credits.
- Figure their income tax liability.
Current Products
Recent Developments
Tax Reform Guidance for 1120 filers-- 09-APR-2018
Reporting Related to IRC Section 965 on 2017 Returns -- 08-MAR-2018
Other Items You May Find Useful
Publication 15 (Circular E), Employer's Tax Guide
Publication 51 (Circular A), Agricultural Employer's Tax Guide
Publication 463, Travel, Entertainment, Gift, and Car Expenses
Publication 526, Charitable Contributions
Comment on Form 1120
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Caution: We cannot respond to tax-related questions submitted using this page. Instead, please see our Tax Law Questions page.