8 U.S.C. § 1644 : US Code - Section 1644: Communication between State and local government agencies and Immigration and Naturalization Service

Search 8 U.S.C. § 1644 : US Code - Section 1644: Communication between State and local government agencies and Immigration and Naturalization Service

Notwithstanding any other provision of Federal, State, or local
law, no State or local government entity may be prohibited, or in
any way restricted, from sending to or receiving from the
Immigration and Naturalization Service information regarding the
immigration status, lawful or unlawful, of an alien in the United
States.