Tax Year 2018 Form 1120 Modernized e-File (MeF) Assurance Testing System (ATS) Information

The Tax Year 2018 1120 Modernized e-File (MeF) Assurance Testing System (ATS) information is contained below.

If you support these Forms, you will need to contact the e-Help Desk for testing.  Please monitor this page for any ATS Scenario updates.

TY 2018 1120 MeF ATS Scenarios

TY2018 1120 MeF ATS Scenarios  - ATS Scenarios if supporting Forms 965, Form 965-B and F965 schedules

For information and questions regarding ATS, please contact the e-Help Desk at 1-866-255-0654.

*Available for ATS testing on 12/9/18


Modernized e-File (MeF) Assurance Testing System (ATS) Updates Page
Tax Year 2018 1120 MeF Schemas and Business Rules Page