Pub. L. 109-280, tit. XIV, subtit. A, ch. 1, sec. 1549
STOPPERS, LIDS, AND OTHER CLOSURES.
SEC. 1549. STOPPERS, LIDS, AND OTHER CLOSURES. Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: “ 9902.12.40 Stoppers, lids, and other closures of low expansion borosilicate glass or alumino-borosilicate glass, having a linear coefficient of expansion not exceeding 3.3 x 107 per Kelvin within a temperature range of 0 to 300° C, produced by automatic machine (provided for in subheading 7010.20.20) or produced by hand (provided for in subheading 7010.20.30)FreeNo changeNo changeOn or before 12/31/2009”.