Form 8878, IRS e-file Signature Authorization for Form 4868 or Form 2350

Complete Form 8878 when:

Form 8878

All Form 8878 Revisions

• Form 4868 is filed using the Practitioner PIN method.
• The taxpayer authorizes the electronic return originator (ERO) to enter or generate the taxpayer’s personal identification number (PIN) on Form 4868 or Form 2350.