Domestic corporations use this form to:
- Report their income, gains, losses, deductions, credits.
- Figure their income tax liability.
Current Revision
Recent Developments
2017 Fiscal Tax year Filers Must Use Blended Corporate Tax Rates--17-APR-2018
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
About Publication 15 (Circular E), Employer's Tax Guide
About Publication 51 (Circular A), Agricultural Employer's Tax Guide
About Publication 463, Travel, Entertainment, Gift, and Car Expenses
About Publication 526, Charitable Contributions