MeF began processing certain Tax Year 2009, Form 1040, associated forms and schedules and Form 4868, in the Production environment on February 17, 2010. What Practitioners Need to Know about Modernized e-File. Questions and Answers about Practitioner PIN signature for 1040 MeF Program Questions and Answers about Self-Select PIN signature for 1040 MeF Program ________________________________________________________________________ Return to Coming Soon to the Modernized e-File (MeF) Program Return to Modernized e-File (MeF) Program Information
