The requirement that foreign nationals register with the federal government after entering the U.S. is not new. The so-called "alien registration requirement" (ARR) originated in the WWII-era Alien ...
1. What is “alien registration”? Alien registration is a federal legal requirement under Section 262 of the Immigration and Nationality Act (INA). It requires most noncitizens who remain in the U.S.
What to know about the Alien Registration Requirement: On April 11, 2025, the Department of Homeland Security (DHS) mandated that undocumented immigrants log their personal and immigration histories ...