acquire the materials determined under section 98b(a) of this title to be strategic and critical materials;

provide for the proper storage, security, and maintenance of materials in the stockpile;

provide for the upgrading, refining, or processing of any material in the stockpile (notwithstanding any intermediate stockpile quantity established for such material) when necessary to convert such material into a form more suitable for storage, subsequent disposition, and immediate use in a national emergency;

provide for the rotation of any material in the stockpile when necessary to prevent deterioration or technological obsolescence of such material by replacement of such material with an equivalent quantity of substantially the same material or better material;

provide for the appropriate recovery of any strategic and critical materials under section 98b(a) of this title that may be available from other Federal agencies, either directly as materials or embedded in excess-to-need, end-of-life items, or waste streams;

subject to the notification required by subsection (d)(2), provide for the timely disposal of materials in the stockpile that (A) are excess to stockpile requirements, and (B) may cause a loss to the Government if allowed to deteriorate; and

subject to the provisions of section 98d(b) of this title, dispose of materials in the stockpile the disposal of which is specifically authorized by law.

competitive procedures shall be used in the acquisition and disposal of such materials; and

efforts shall be made in the acquisition and disposal of such materials to consult with producers and processors of such materials to avoid undue disruption of the usual markets of producers, processors, and consumers of such materials and to protect the United States against avoidable loss.

The President shall encourage the use of barter in the acquisition under subsection (a)(1) of strategic and critical materials for, and the disposal under subsection (a)(6) or (a)(7) of materials from, the stockpile when acquisition or disposal by barter is authorized by law and is practical and in the best interest of the United States.

Materials in the stockpile (the disposition of which is authorized by paragraph (3) to finance the upgrading, refining, or processing of a material in the stockpile, or is otherwise authorized by law) shall be available for transfer at fair market value as payment for expenses (including transportation and other incidental expenses) of acquisition of materials, or of upgrading, refining, processing, or rotating materials, under this subchapter.

Notwithstanding section 98b(c) of this title or any other provision of law, whenever the President provides under subsection (a)(3) for the upgrading, refining, or processing of a material in the stockpile to convert that material into a form more suitable for storage, subsequent disposition, and immediate use in a national emergency, the President may barter a portion of the same material (or any other material in the stockpile that is authorized for disposal) to finance that upgrading, refining, or processing.

To the extent otherwise authorized by law, property owned by the United States may be bartered for materials needed for the stockpile.

The President may waive the applicability of any provision of the first sentence of subsection (b) to any acquisition of material for, or disposal of material from, the stockpile. Whenever the President waives any such provision with respect to any such acquisition or disposal, or whenever the President determines that the application of paragraph (1) or (2) of such subsection to a particular acquisition or disposal is not feasible, the President shall notify the Committee on Armed Services of the Senate and the Committee on Armed Services of the House of Representatives in writing of the proposed acquisition or disposal at least 45 days before any obligation of the United States is incurred in connection with such acquisition or disposal and shall include in such notification the reasons for not complying with any provision of such subsection.

Materials in the stockpile may be disposed of under subsection (a)(6) only if such congressional committees are notified in writing of the proposed disposal at least 45 days before any obligation of the United States is incurred in connection with such disposal.

has a reasonable assurance that stockpile materials of a similar or superior quantity and quality to the materials loaned will be returned to the stockpile or paid for;

notifies the congressional defense committees (as defined in section 101(a) of title 10), in writing, not less than 30 days before making any such loan; and

includes in the written notification under paragraph (2) sufficient support for the assurance described in paragraph (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.

The pilot program established under paragraph (1) shall terminate effective on the date that is 5 years after December 22, 2023.