8 U.S.C. § 1373 : US Code - Section 1373: Communication between government agencies and the Immigration and Naturalization Service

Search 8 U.S.C. § 1373 : US Code - Section 1373: Communication between government agencies and the Immigration and Naturalization Service

(a) In general
Notwithstanding any other provision of Federal, State, or local
law, a Federal, State, or local government entity or official may
not prohibit, or in any way restrict, any government entity or
official from sending to, or receiving from, the Immigration and
Naturalization Service information regarding the citizenship or
immigration status, lawful or unlawful, of any individual.
(b) Additional authority of government entities
Notwithstanding any other provision of Federal, State, or local
law, no person or agency may prohibit, or in any way restrict, a
Federal, State, or local government entity from doing any of the
following with respect to information regarding the immigration
status, lawful or unlawful, of any individual:
(1) Sending such information to, or requesting or receiving
such information from, the Immigration and Naturalization
Service.
(2) Maintaining such information.
(3) Exchanging such information with any other Federal, State,
or local government entity.
(c) Obligation to respond to inquiries
The Immigration and Naturalization Service shall respond to an
inquiry by a Federal, State, or local government agency, seeking to
verify or ascertain the citizenship or immigration status of any
individual within the jurisdiction of the agency for any purpose
authorized by law, by providing the requested verification or
status information.