USCIS
Definition
United States Citizenship and Immigration Services, the federal agency responsible for managing immigration and administering the naturalization process.
Explanation
USCIS is a bureau of the Department of Homeland Security that handles immigration services and benefits, including processing applications for green cards, work permits, asylum, and citizenship. The agency is responsible for determining who is eligible to enter or remain in the United States and for administering the naturalization test that immigrants must pass to become U.S. citizens. USCIS also investigates eligibility for various immigration benefits and maintains immigration records. Most interactions between immigrants and the federal government regarding legal status go through USCIS offices.
Why this matters for your test
Since you are taking the USCIS civics test administered by this agency, understanding USCIS's role in immigration and citizenship is fundamental to your study materials and the citizenship application process.
Source: USCIS 128 Civics Questions (2025)