50 U.S.C. § 1881e

(a) Information acquired under section 1881a (1) In general Information acquired from an acquisition conducted under section 1881a of this title shall be deemed to be information acquired from an electronic surveillance pursuant to subchapter I for purposes of section 1806 of this title , except for the purposes of subsection (j) of such section. (2) United States persons (A) In general Any information concerning a United States person acquired under section 1881a of this title shall not be used in evidence against that United States person pursuant to paragraph (1) in any criminal proceeding unless— (i) the Federal Bureau of Investigation obtained an order of the Foreign Intelligence Surveillance Court to access such information pursuant to section 1881a(f)(2) of this title ; or (ii) the Attorney General determines that— (I) the criminal proceeding affects, involves, or is related to the national security of the United States; or (II) the criminal proceeding involves— (aa) death; (bb) kidnapping; (cc) serious bodily injury, as defined in section 1365 of title 18 ; (dd) conduct that constitutes a criminal offense that is a specified offense against a minor, as defined in section 20911 of title 34 ; (ee) incapacitation or destruction of critical infrastructure, as defined in section 5195c(e) of title 42 ; (ff) cybersecurity, including conduct described in section 5195c(e) of title 42 or section 1029, 1030, or 2511 of title 18; (gg) transnational crime, including transnational narcotics trafficking and transnational organized crime; or (hh) human trafficking. (B) No judicial review A determination by the Attorney General under subparagraph (A)(ii) is not subject to judicial review. (b) Information acquired under section 1881b Information acquired from an acquisition conducted under section 1881b of this title shall be deemed to be information acquired from an electronic surveillance pursuant to subchapter I for purposes of section 1806 of this title .