There are many federal administrative agencies whose work involves immigration matters. While most immigration policy and enforcement is handled by the Department of Homeland Security, other aspects involve the Departments of Justice, Labor, State, and Health & Human Services.
The USCIS is the principal agency tasked with immigration matters, including adjudicating applications for admission and naturalization.
ICE is tasked with the enforcement of immigration laws within the United States.
CBP enforces immigration laws along borders and at points of entry.
The Executive Office for Immigration Review operates the immigration courts system. The EOIR's Virtual Law Library contains administrative decisions and federal register notices.
The Board of Immigration Appeals reviews the decisions made by immigration courts.
The Office of the Chief Administrative Hearing Officer, located in the Department of Justice, reviews certain employment-related immigration court decisions.
The Office of the Chief Immigration Judge establishes policies for immigration courts.
The Office of Immigration Litigation oversees civil immigration litigation.
The Immigrant and Employee Rights Division enforces the anti-discrimination provisions of the Immigration and Naturalization Act.
The Office of Foreign Labor Certification works with employers seeking to hire non-U.S. citizens to work in the U.S.
The Board of Alien Labor Certification Appeals (BALCA) primarily hears appeals brought by employers whose applications to certify non-U.S. citizens to work in the U.S. have been denied
The Bureau of Population, Refugees, and Migration administers U.S. refugee assistance and admissions programs.
The Office of Visa Services administers the visa program for international travelers to the U.S.
The Office of Refugee Resettlement supports those seeking refuge in the U.S.
The Division of Global Migration Health is tasked with preventing contagious diseases from entering the U.S.