The Tax Year 2021 Modernized e-File (MeF) Assurance Testing System (ATS) test scenarios for Exempt Organizations returns are listed in the table below. Also included are the Form 8038-CP test scenarios for Tax Year 2022, filed in Processing Year 2022. 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. MeF ATS Test Scenarios for Exempt Organizations Returns Form Type Tax Year Comments 990ZIP 2021 990-EZZIP 2021 990-PFZIP 2021 990-NZIP 2021 990-TZIP 2021 12/16/2021: Added Tests 1 and 2 01/07/2022: All tests included 1120-POLZIP 2021 8868ZIP 2021 4720ZIP 2021 8038-CPZIP 2022 5330ZIP 2021 Back to Exempt Organizations MeF XML Schemas