42 U.S.C. § 611a - U.S. Code - Unannotated Title 42. The Public Health and Welfare § 611a. State required to provide certain information

Each State to which a grant is made under section 603 of this title shall, at least 4 times annually and upon request of the Immigration and Naturalization Service, furnish the Immigration and Naturalization Service with the name and address of, and other identifying information on, any individual who the State knows is unlawfully in the United States.