Contact IRS for More Information

  • Partnerships (Forms 1065, 1065-B) can find further e-file information for partnerships using the MeF platform on IRS.gov at Modernized e-File (MeF) for Partnerships or they may contact the e-help Desk at 1-866-255-0654. As of November 1, 2008, the 1065 Modernized e-File Mailbox is no longer active.

 

  • Corporate taxpayers (Forms 1120, 1120S, 1120-F) may contact the e-help Desk at 1-866-255-0654.

 

 

  • Taxpayers with account or tax law questions may call 1-800-829-4933.

 

  • Tax practitioners with account or tax law questions may call 1-800-829-8374.

 

  • Software developers and vendors may contact the e-help Desk at 1-866-255-0654 with questions about e-filing.