The Tax Year 2021 94x Modernized e-File (MeF) Assurance Testing System (ATS) information is contained below. Separate testing is required for Annual and Quarterly 94x Forms If you have passed ATS for the Tax Year 2021 Quarterly Forms and you support the Annual 94x Forms, you will need to contact the e-Help Desk to test the Annual Forms. TY 2021 94x MeF Annual Forms ATS Scenarios 94x MeF ATS Scenario 1PDF (Form 940) 94x MeF ATS Scenario 2PDF (Form 940) 94x MeF ATS Scenario 3 PDF(Form 940) 94x MeF ATS Scenario 4PDF (Form 940-PR) 94x MeF ATS Scenario 5PDF (Form 943) 94x MeF ATS Scenario 6PDF (Form 943) 94x MeF ATS Scenario 7PDF (Form 943) 94x MeF ATS Scenario 8PDF (Form 943-PR) 94x MeF ATS Scenario 9PDF (Form 944) 94x MeF ATS Scenario 10PDF (Form 944) 94x MeF ATS Scenario 11PDF (Form 945) 94x MeF ATS Scenario 12PDF (On-Line Signature PIN) - Optional TY 2021 94x MeF Quarterly Forms ATS Scenarios 94x MeF ATS Scenario 1PDF (Form 941) 94x MeF ATS Scenario 2PDF (Form 941) 94x MeF ATS Scenario 3PDF (Form 941) 94x MeF ATS Scenario 4PDF (Form 941-PR) 94x MeF ATS Scenario 5PDF (Form 941-SS) 94x MeF ATS Scenario 12PDF (On-Line Signature PIN) - Optional Note: The same scenario posted for the 94x Annual Scenario 12 is posted at the link above for the Quarterly Scenario (12). For information and questions regarding ATS, please contact the e-Help Desk at 1-866-255-0654. Modernized e-File (MeF) Assurance Testing System (ATS) Tax Year 2021 Schemas and Business Rules for Employment Tax Modernized e-File MeF Forms
