I-751 Pending Beyond 18 Months: Automatic Extensions, Proof of Status, and Temporary I-551 Stamps
This article explains how automatic extensions work after filing Form I-751 to remove conditions on residence, notes that applicants remain lawful permanent residents while a case is pending beyond 18 months, and outlines how to schedule an appointment at a local USCIS field office and what documents to bring for a temporary I-551 extension stamp.