Software Developers (Mef) & Software Developers (Paper Filers)

Software Developers (MeF)

This page contains resources for software developers who want to keep up to date on Ohio's electronic filing requirements.

  • e-file resources
    • MeF - Modernized e-File
      Modernized e-File uses XML to create and identify the various fields that make up the federal, state and school district income tax returns.
  • e-File Assistance Contact Information: For software information and technical assistance only.  Please do not provide to taxpayers.  Taxpayers or preparers with questions regarding an Ohio individual or school district income tax return should call the taxpayer services number at 1-800-282-1780.

For more information please visit the IRS web site at


Software Developers (Paper Filers)

Software Developer Specifications

2015 Paper Forms Approval Status