The Secretary of Transportation may provide—

(1) the decorations and medals authorized by this chapter and replacements for those decorations and medals; and

(2) replacements for decorations and medals issued under a prior law.

(Pub. L. 109–304, § 8(b), Oct. 6, 2006, 120 Stat. 1585; Pub. L. 109–163, div. C, title XXXV, § 3510, Jan. 6, 2006, 119 Stat. 3557; Pub. L. 110–181, div. C, title XXXV, § 3523(a)(5)(A), (b), Jan. 28, 2008, 122 Stat. 599, 600.)