; ; (2) in subsection (c)(1), by striking subsection (a)(5) or (a)(6) and inserting subsection (a)(6) or (a)(7) ; (3) in subsection (d)(2), by striking subsection (a)(5) and inserting subsection (a)(6) ; and (4) by adding at the end the following new subsections: (g) (1) The National Defense Stockpile Manager shall establish a pilot program to use, to the maximum extent practicable, commercial best practices in the acquisition and disposal of strategic and critical materials for the stockpile. (2) (A) The Stockpile Manager shall brief the congressional defense committees (as defined in section 101(a) of title 10, United States Code)— (i) as soon as practicable after the establishment of the pilot program under paragraph (1); and (ii) annually thereafter until the termination of the pilot program under paragraph (3). (B) The briefing required by subparagraph (A)(i) shall address— (i) the commercial best practices selected for use under the pilot program; (ii) how the Stockpile Manager determined which commercial best practices to select; and (iii) the plan of the Stockpile Manager for using such practices. (C) Each briefing required by subparagraph (A)(ii) shall provide a summary of— (i) how the Stockpile Manager has used commercial best practices under the pilot program during the year preceding the briefing; (ii) how many times the Stockpile Manager has used such practices; (iii) the outcome of each use of such practices