Corporations use Form 1120-W to:
- Estimate their tax liability.
- Figure the amount of their estimated tax payments.
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
Other Items You May Find Useful
About Publication 542, Corporations
Publication 966, Electronic Federal Tax Payment System (EFTPS) (PDF)