Form 5558
IRS Application for Extension of Time To File Certain Employee Plan Returns — grants 2½-month extension for Form 5500-EZ.
Definition
Form 5558 is the IRS application that grants an automatic 2½-month extension for Form 5500-series returns when filed by the original due date. As of January 1, 2025, Form 5558 must be filed on paper to the IRS Ogden, Utah service center. A timely Form 5558 extends a calendar-year Form 5500-EZ deadline from July 31 to October 15.