Tax Year 2026 94xX Annual Modernized e-File (MeF) Assurance Testing System (ATS) Information

If you have passed ATS for the tax year 2026 quarterly forms and you support the annual 94x forms, you will need to contact the e-Help Desk to test the annual forms.

TY 2026 94xX MeF annual forms ATS scenarios

• 94x MeF ATS Scenario 1 PDF (Form 940) 
• 94x MeF ATS Scenario 2 PDF (Form 940) 
• 94x MeF ATS Scenario 3 PDF (Form 940) 
• 94x MeF ATS Scenario 4 PDF (Form 943) 
• 94x MeF ATS Scenario 5 PDF (Form 943) 
• 94x MeF ATS Scenario 6 PDF (Form 943) 
• 94x MeF ATS Scenario 7 PDF (Form 944) 
• 94x MeF ATS Scenario 8 PDF (Form 944) 
• 94x MeF ATS Scenario 9 PDF (Form 945) 
• 94x MeF ATS Scenario 10 PDF (On-Line signature PIN) 
• 94x MeF ATS Scenario 11 PDF (Form 943x) 

For information and questions regarding ATS, please contact the e-Help Desk at 866-255-0654.

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

Tax year 2025 schemas and business rules for employment tax Modernized e-File (MeF) forms