Lesson library/ERO Foundations: PTIN, EFIN & IRS Suitability
BeginnerSlide lesson8 min

What is an ERO?

The role of an Electronic Return Originator under IRS Pub 3112, and how it differs from the preparer, transmitter, and Service Bureau.

Last reviewed: July 2026 · Tax year 2026 (post-OBBBA)