This report addresses the extent to which the U.S. Citizenship and Immigration Services (USCIS), a component of the Department of Homeland Security (DHS); the Department of State (DOS); and the Department of Justice (DOJ) have implemented IMBRA, and the extent to which USCIS and DOS have collected and maintained data for this GAO report as required by IMBRA. To address these objectives, GAO reviewed the act and related legislation, analyzed IMBRA implementation guidance and available data on applications filed, and interviewed officials at USCIS, DOS, and DOJ.