Tax year 2025 Form 8849 Modernized e-File (MeF) Assurance Testing System (ATS) information

 

The tax year 2025 Form 8849 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 Form 8849 MeF ATS scenarios:

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


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