The Tax Year 2020 Modernized e-File (MeF) Assurance Testing System (ATS) test scenarios for Exempt Organizations returns are listed in the table below. Please see the MeF ATS page for the complete list of test scenarios for all forms supported by MeF. If you will support these Forms, you will need to contact the e-Help Desk for testing. Please monitor this page for any ATS Scenario updates. ATS Known Issues and Solutions: Issues identified with the test scenarios are listed on the TY2020 ATS Known Issues and Solutions XLS document for the Form 990 family. MeF ATS test scenarios for exempt organizations returns Form Type Tax Year Comments 990 ZIP 2020 01-04-2021: Test scenario 1 updated. 990-EZ ZIP 2020 990-PF ZIP 2020 01-04-2021: Test scenarios 1, 2 and 3 updated. 990-N ZIP 2020 990-T ZIP 2020 12-08-2020: Test scenarios 1-4 added. 12-11-2020: Test scenarios 1-4 updated from PDF portfolio to a single PDF per test. Test scenarios 5-8 added. 01-04-2021: Test scenarios 2, 3, 5, 6 and 7 updated. 1120-POL ZIP 2020 8868 ZIP 2020 4720 ZIP 2020 Back to Exempt Organizations MeF XML Schemas
