Aggregating 1120 International Returns: Other Resources

Please refer to the ONESOURCE Federal E-file Guide for detailed information about the 1120 e-file process including:
- Rules for E-filing
- Special Return Types
- Attachments to the Return
- E-filing for State Returns
- Reviewing an E-file Return
- Steps to E-file a Return
Please refer to the ONESOURCE Income Tax International Returns E-file Guide for detailed information about preparing international returns in ONESOURCE Income Tax.
This guide is a supplement to the federal and International guides for corporations licensing ONESOURCE Income Tax when an outside consultant prepares international returns in GoSystem Tax and should be used in conjunction with the other 1120 guides.
Please refer to the IRS web site (http://www.irs.gov/) for instructions about specific forms.

E-file/1120_aggregation_2.htm/TY2020

Last Modified: 06/23/2021

Last System Build: 09/13/2021