Denaturalization: Federal Government Roles and Responsibilities DOS Investigates and refers cases for denaturalization Department of State Diplomatic Security Service (DSS) Department of Justice PROSECUTING AU T H O R I T Y Executive Office of Immigration Review (EOIR) Civil Division Criminal Division Board of Immigration Appeals (BIA) Office of Immigration Litigation (OIL) Human Rights Special Prosecutions (HRSP) previously OSI District Court Section (DCS) National Security & Affirmative Litigation Unit (NS/A Unit) 60 DOJ Federal Executive Bureau of Office for U.S. Investigation Attorneys (FBI) (EOUSA) Seeks authorization from the U.S. Attorney to institute denaturalization proceedings and prosecutes together Next Generation Identification (NGI) database UNMAKING AMERICANS