Official website of the Department of Homeland Security
Citizenship and Immigration Services
American citizenship speaks to our character as a welcoming country that bestows upon us all of the rights and freedoms guaranteed by the U.S. Constitution.
Overview
America is a nation of immigrants. That diversity is the backbone of our arts, industry, and culture.
CIS Ombudsman
The Office of the Citizenship and Immigration Services Ombudsman (Ombudsman) is dedicated to improving the quality of citizenship and immigration services delivered to the public by providing individual case assistance, as well as making recommendations to improve the administration of immigration benefits by U.S. Citizenship and Immigration Services (USCIS).
Citizenship and Immigration Results
Through a multi-layered, risk based system, DHS has taken significant steps to ensure that immigration benefits are not granted to individuals who pose a threat to national security.
Implementation of the Supreme Court Ruling on the Defense of Marriage Act
Statement from former Secretary of Homeland Security Janet Napolitano and Frequently Asked Questions about the Supreme Court ruling on the Defense of Marriage Act.
Providing Immigration Benefits & Information
DHS, through U.S. Citizenship and Immigration Services (USCIS), provides immigration benefits to people who are entitled to stay in the U.S. on a temporary or permanent basis.