Use this form if you and the electronic return originator (ERO) want to use a personal identification number (PIN) to electronically sign an electronic employment tax return. Current revision Form 8879-EMP PDF Recent developments None at this time. Other items you may find useful All Form 8879-EMP revisions About Form 8453-EMP, Declaration for Employment Tax Returns Publication 3112, IRS e-file Application and Participation PDF Publication 4163, Modernized e-File (MeF) Information for Authorized IRS e-file Providers for Business Returns PDF Other current products Related forms About Form 940, Employer's Annual Federal Unemployment (FUTA) Tax Return About Form 941 (PR), Employer's Quarterly Federal Tax Return (Puerto Rican version) About Form 941-SS, Employer's Quarterly Federal Tax Return - American Samoa, Guam, the Commonwealth of the Northern Mariana Islands, and the U.S. Virgin Islands About Form 943, Employer's Annual Federal Tax Return for Agricultural Employees About Form 943 (PR), Employer's Annual Tax Return for Agricultural Employees (Puerto Rican Version) About Form 944, Employer's Annual Federal Tax Return About Form 945, Annual Return of Withheld Federal Income Tax