U.S. Citizenship and Immigration Services USCIS
On March 1, 2003, the responsibility for providing immigration-related services and benefits such as naturalization and work authorization were transferred from the Immigration and Naturalization Service (INS) to USCIS.
U.S. Customs and Border Protection is primarily responsible for keeping terrorists and weapons out of the U.S., also facilitates trade and travel and enforces other administrative regulations.
Executive Office for Immigration Review (EOIR)
The Attorney General of the United States delegates authority to EOIR to administer and interpret Federal immigration law and regulations through the conduct of immigration court proceedings appellate reviews, and administrative hearings.
Three components:
Board of Immigration Appeals (BIA) hears appeals of decisions made in individual cases by Immigration Judges, DHS District Directors, or other immigration officials.
Office for Special Counsel for Immigration-related Unfair Employment Practice is responsible for enforcing the anti-discrimination provisions of the INA; enforces laws related to national origin discrimination, unfair documentary practices relating to the employment eligibility verification process, and from retaliation.
Office of Immigration Litigation (OIL) has jurisdiction over all civil immigration matters and coordinates immigration matters before federal district and circuit courts.
Office of Visa Services serves as liaisons between the Department of State and U.S. Embassies and Consulates abroad on visa matters, and interprets visa laws and regulations.
