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Name Date Size Description
alt-certificates.zip 2023-08-17 09:13:46 4.34 KB SSL Server Certificates ATS
main-certificates.zip 2023-08-17 09:15:03 4.31 KB SSL Server Certificates PROD
1120-ats-test-scenario-2-ty23.pdf 2023-10-19 12:15:25 2.66 MB TY 2023 1120 MeF ATS Scenario 2
1120-ats-test-scenario-3-ty23.pdf 2023-10-19 12:25:54 2.64 MB TY 2023 1120 MeF ATS Scenario 3
1120-ats-test-scenario-4-ty23.pdf 2023-10-19 12:32:50 2.09 MB TY 2023 1120 MeF ATS Scenario 4
1120s-ats-test-scenario-5-ty23.pdf 2023-10-19 12:35:01 3.58 MB TY 2023 1120 MeF ATS Scenario 5
1120f-ats-test-scenario-9-ty23.pdf 2023-10-19 12:36:43 1.26 MB TY 2023 1120 MeF ATS Scenario 9
1120s-ats-test-scenario-6-ty23.pdf 2023-10-23 14:34:33 2.22 MB TY 2023 1120 MeF ATS Scenario 6
1120s-ats-test-scenario-7-ty23.pdf 2023-10-23 14:36:02 2.39 MB TY 2023 1120 MeF ATS Scenario 7
1120s-ats-test-scenario-8-ty23.pdf 2023-10-23 14:41:01 1.39 MB TY 2023 1120 MeF ATS Scenario 8
production-known-issues-ty2023-10202023.pdf 2023-11-01 13:01:32 89.67 KB Known Issues and Solutions for TY2023/PY2024 Forms 1094-B/1095-B, 1094-C/1095-C
tax-year-2023-accepted-forms-schedules-individual-tax-returns-extensions-11222023.xlsx 2023-11-27 10:00:15 32.33 KB Tax Year 2023 Accepted Forms and Schedules for Individual Tax Returns and Extensions
tax-year-2023-recommended-names-and-descriptions-for-pdf-files-by-code-and-section.pdf 2023-11-29 11:04:36 111.29 KB TY2023 Recommended names and descriptions for PDF files defined in regulatory requirements
1120-test-scenario-1-ty23.pdf 2023-12-01 12:04:58 1.86 MB TY 2023 1120 MeF ATS Scenario 1
1120-test-scenario-1-alternate-ty23.pdf 2023-12-01 12:07:31 1.2 MB TY 2023 1120 MeF ATS Alternate Scenario 1
form-attachments-1040-series-extensions-12042023.xlsx 2023-12-07 08:32:40 202.26 KB Tax Year 2023 form 1040 series and extensions forms and attachments listing
ty2023-1120x-acceptedformsandschedules.pdf 2023-12-27 14:36:39 92.01 KB Tax Year 2023 1120 MeF Accepted Forms and Schedules
ty2023-1120x-formsattachments.xlsx 2023-12-27 14:40:30 236.72 KB Tax Year 2023 1120 MeF Forms Attachment Listing
ty2023-7004-mef-due-dates.pdf 2024-01-17 13:18:08 113.34 KB TY2023 7004 mef due dates
ty2020_known_issues_and_solutions.xlsx 2024-01-24 17:56:00 53.22 KB TY2020 Production Known Issues and Solutions
mef-production-call-log-01302024.pdf 2024-02-05 12:55:10 62.59 KB Modernized e-File (MeF) Call Q&A Log 1-30-24
mef-production-call-log-01312024.pdf 2024-02-05 14:30:00 63.23 KB Modernized e-File (MeF) Call Q&A Log 1-31-24
mef-production-call-log-02012024.pdf 2024-02-05 14:32:57 62.72 KB Modernized e-File (MeF) Call Q&A Log 02-01-24
tax-year-2023-recommended-pdf-names-attached-mef-1040-series-extensions-submissions-03082024.xlsx 2024-03-08 12:18:00 20.56 KB Tax year 2023 recommended portable document files (PDFs) attached to 1040 MeF submissions
tax-year-2023-recommended-names-and-descriptions-for-pdf-files-by-form.pdf 2024-03-08 18:24:00 79.71 KB TY2023 Recommended names and descriptions for PDF files defined in MeF publications, webpages and business rules
PY2024R1.zip 2024-03-11 15:30:00 30.88 MB TY 2023 Stylesheets (ZIP)
ty2024-known-issues-and-solutions.xlsx 2024-03-21 13:58:43 36.77 KB TY 2024 known issues and solutions
ty2021-known-issues-and-solutions.xlsx 2024-03-27 13:24:37 50.17 KB Tax Year 2021 Production Known Issues and Solutions
ty2022-known-issues-and-solutions.xlsx 2024-03-27 15:39:00 95.68 KB Tax Year 2022 Known Issues and Solutions XLSX Version
ty2023-known-issues-and-solutions.xlsx 2024-04-12 19:15:00 56.66 KB Tax year 2023 known issues and solutions