)
or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.
The tax year 2026 Form 720 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 2026 Form 720 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