The Strategic and Critical Materials Stock Piling Act, referred to in subsec. (a), is act June 7, 1939, ch. 190, as revised generally by Pub. L. 96–41, § 2, July 30, 1979, 93 Stat. 319, which is classified generally to subchapter III (§ 98 et seq.) of chapter 5 of Title 50, War and National Defense. For complete classification of this Act to the Code, see section 98 of Title 50 and Tables.

Section 1704 (b) of this title, referred to in subsec. (a), was amended generally by Pub. L. 101–624, title XV, § 1512, Nov. 28, 1990, 104 Stat. 3635, and, as so amended, no longer contains provisions relating to a supplemental stockpile.

1962—Subsec. (b). Pub. L. 87–456 repealed subsec. (b) which permitted strategic materials acquired by Commodity Credit Corporation as a result of barter or exchange of agricultural commodities or products to be entered, or withdrawn from warehouse, free of duty.

1959—Subsec. (a). Pub. L. 86–341 authorized acquisition of strategic and critical materials for national stockpile to meet requirements of Government agencies.

1958—Subsec. (a). Pub. L. 85–931 limited acquisition of strategic and critical materials for national stockpile, supplemental stockpile, foreign economic or military aid or assistance programs and offshore construction programs.

Amendment by Pub. L. 87–456 effective with respect to articles entered, or withdrawn from warehouse, for consumption on or after Aug. 31, 1963, see section 501(a) of Pub. L. 87–456.