; and (ii) to have been acting within the scope of his or her employment under section 1346(b) and chapter 171 of title 28, United States Code; (B) section 1346(b) of title 28, United States Code, shall provide the exclusive remedy for the plaintiff; and (C) the United States shall be substituted as defendant in the proceeding. (c) Rule of construction Nothing in this section may be construed to provide immunity to any person who knowingly violates the civil or constitutional rights of an individual. 3. Sanctuary jurisdictions ineligible for Federal funds (a) In general Beginning with fiscal year 2019, a sanctuary jurisdiction is ineligible to receive Federal financial assistance (as defined in section 7501 of title 31, United States Code). (b) Sanctuary jurisdiction defined For purposes of this section, the term sanctuary jurisdiction means any State or political subdivision of a State that has in effect a statute, ordinance, policy, or practice that prohibits or restricts any government entity or official from— (1) sending, receiving, maintaining, or exchanging with any Federal, State, or local government entity information regarding the citizenship or immigration status (lawful or unlawful) of any individual; or (2) complying with a request lawfully made by the Department of Homeland Security under section 236 or 287 of the Immigration and Nationality Act ( 8 U.S.C. 1226 and 1357) to comply with a detainer for, or notify about the release of, an individual. (c) Returned amounts (1) State If a State is a sanctuary jurisdiction during a period in fiscal year 2019 or thereafter for which it receives Federal financial assistance (as defined in section 7501 of title 31, United States Code) from an Executive agency (as defined in section 105 of title 5, United States Code), the head of such agency— (A) shall direct the State immediately to return any such amounts that the State received for that period