; or (B) a United States Magistrate Judge under chapter 43 of title 28, United States Code, who is publicly designated by the Chief Justice of the United States to have the power to hear applications and grant orders for the production of tangible things under this section on behalf of a judge of the court established under section 103(a). . (b) Conforming amendment Section 501(f)(1)(B) of such Act ( 50 U.S.C. 1861(f)(1)(B) ) is amended by striking an order imposed under subsection (d) and inserting a nondisclosure requirement imposed in connection with a production order . 107. Limitations on retention of tangible things for foreign intelligence and international terrorism investigations Section 501(g)(2) of the Foreign Intelligence Surveillance Act of 1978 ( 50 U.S.C. 1861(g)(2) ) is amended— (1) in subparagraph (B), by striking and at the end; (2) by redesignating subparagraph (C) as subparagraph (D); (3) by inserting after subparagraph (B) the following new subparagraph (C): (C) procedures that require that nonpublicly available information shall not be retained for more than three years unless determined to include foreign intelligence information; and