Tax year 2025 Form 709 Modernized e-File (MeF) Assurance Testing System (ATS) information

The tax year 2025 709 Modernized e-File (MeF) Assurance Testing System (ATS) information is contained below.

If you support these forms, you will need to contact the e-Help Desk for testing. Please monitor this page for any ATS Scenario updates

TY 2025 709 MeF ATS scenarios

• 709 MeF ATS scenari o 1 (Form 709) PDF (12/9/2025)
• 709 MeF ATS scenario 2 (Form 709) PDF (12/9/2025)

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

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