About Form 8879-B, IRS e-file Signature Authorization for Form 1065-B


A general partner or a limited liability company member manager (LLC member manager) and an electronic return originator (ERO) use this form when the general partner or LLC member manager wants to use a personal identification number (PIN) to:

  • electronically sign an electing large partnership’s electronic income tax return, and, 
  • if applicable, consent to electronic funds withdrawal.

Current Revision

Recent Developments

Other Items You May Find Useful

All Form 8879-B Revisions

Publication 3112, IRS e-file Application and Participation

Publication 4163, Modernized e-File (MeF) Information for Authorized IRS e-file Providers for Business Returns

Other Current Products