Modernized e-File (MeF) Assurance Testing System (ATS)

 

ATS opened for testing on October 24, 2022 for IMF and BMF tax returns that will be processed in 2023.

Modernized e-File (MeF) ATS Calls

When: October 25, 26, and 27, 2022
Time: 2 p.m. EST
Conference number: 888-331-8226, participant code 3600320
Call Logs:

Modernized e-File (MeF) Assurance Testing System (ATS) Updates

The Modernized e-File (MeF) Assurance Testing System (ATS) Scenarios and Known Issues are listed in the table below.

 
ATS Scenario Form Tax Period ATS Scenario Known Issues and Solutions Comments
1120 Form Family 2022 1120 ATS Known IssuesXLS  
1065 Form Family 2022 1065 ATS Known IssuesXLS  
2290 2023 2290 ATS Known Issues ATS Scenarios are expected to be posted on IRS.gov on or before June 1, 2023.
720 2023 720 ATS Known Issues  
8849 2023 8849 ATS Known Issues  
1040 Series and Extensions 2022 1040 Series and Extensions ATS Known IssuesXLSX

11/22/2022: 1040 ATS Known Issues and Solutions has been updated.

11/22/2022: All 1040 Series and Extensions ATS scenarios for Processing Year 2023 are available.

11/08/2022:  1040 ATS Scenario Known Issues and Solutions has been updated.

94x Form Family (2022) 2022 94x ATS Known Issues  
94x Form Family (2023) 2023 94x ATS Known Issues  
1041 2022 1041 ATS Known IssuesXLS  
1042 2022 1042 ATS Known Issues  
990 Form Family/1120 POL 2022 990 ATS Known Issues  
7004 2022 7004 ATS Known Issues  
8868 2022 8868 ATS Known Issues  
ATS Scenario Form Tax Period ATS Scenario Known Issues and Solutions Comments

1120 Form Family

2021 1120 ATS Known IssuesPDF  
1065 Form Family 2021 1065 ATS Known IssuesPDF  
2290 2022 2290 ATS Known Issues  
720 2022 720 ATS Known Issues  
8849 2022 8849 ATS Known Issues  
1040 Series and Extensions 2021

1040 Series and Extensions ATS Known IssuesXLSX

07/26/2022: The 1040 Series and Extensions ATS Known Issues file has been modified and is available.  

07/21/2022: The 1040 Series and Extensions ATS Known Issues file has been modified only to correct file display issues.

06/14/2022:  The 1040 Series and Extensions ATS Known Issues file has been modified and is available.

01/07/2022:  The 1040 Series and Extensions ATS Known Issues file has been modified and is available.

01/07/2022:  1040 MeF ATS Scenarios 2 and 5 have been modified and are available. 

01/07/2022:  1040-NR ATS Scenario 1 has been modified and is available. 

12/20/2021:  1040 MeF ATS Scenario 5 has been modified and is available.  

12/20/2021:  The 1040 Series and Extensions ATS Known Issues file has been modified and is available.  

94x Form Family (2021) 2021 94x ATS Known Issues  
94x Form Family (2022) 2022 94x ATS Known IssuesXLS  
1041 2021 1041 ATS Known Issues  
990 Form Family/1120 POL 2021 990 ATS Known Issues  
7004 2021 7004 ATS Known Issues  
8868 2021 8868 ATS Known Issues  
ATS Scenario Form Tax Period ATS Scenario Known Issues and Solutions Comments

1120 Form Family

2020 1120 ATS Known IssuesXLS ATS Scenario 10 will not be available at the start of ATS.
1065 Form Family 2020 1065 ATS Known Issues  
2290 2021 2290 ATS Known Issues  
720 2021 720 ATS Known Issues  
8849 2021 Scenario 6 will not be valid until 11/22/20  
1040 Series and Extensions 2020

1040 Series and Extensions ATS Known IssuesDOCX

03/04/2021: 1040 MeF ATS Scenario 1 (Form 1040-NR) is available and will be operational in the Assurance Testing System on March 07, 2021.  

94x Form Family (2020) 2020 94x ATS Known Issues  
94x Form Family (2021) 2021 94x ATS Known Issues  
1041 2020 1041 ATS Known Issues  
990 Form Family/1120 POL 2020 990 ATS Known Issues  
7004 2020 7004 ATS Known Issues  
8868ZIP 2020 8868 ATS Known Issues