Modernized Efile Developer Information

This page is intended as a reference for software developers. Included for download are the specifications, regulations, schema, and layouts for Electronic filing, Magnetic Media, and 2D Barcoding.

  Contact information for ELF/EFT/MeF

 Software Registration for MeF

links will be activated as forms become available

1040

• 2011 MeF 1040 Schema Version 1.0  (zip file)01/05/12 FINAL
• 2011 1040 E-File Specification 
• 2011 1040 EFile Specification with map to form
• 2011 1040 2D Barcode Specification    RI-1040     RI-1040NR  RI-1065
• Magnetic Media Specifications - W-2 & 1099 filings updated for 2010
• 2011 PATS/ATS 1040 Returns 11/21/11
• 2008 E-File Handbook (1345)

1065

• 2011 1065 ATS

1120

• 2011 1120 2D Barcode Specifications    RI-1120C     RI-1120S 10/25/2011
• 2011 Business Schema v 1.0zip file 01/05/12 FINAL
• 2009 MeF Guidance
• 2011 1120 MeF Test package (zip) 11/8/2011
• Contact info