Pub. L. 109-280, tit. XIV, subtit. A, ch. 1, sec. 1435
CROTONALDEHYDE.
SEC. 1435. CROTONALDEHYDE. Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: “ 9902.10.44 Crotonaldehyde (2-butenaldehyde) (CAS No. 4170–30–3) (provided for in subheading 2912.19.50)FreeNo changeNo changeOn or before 12/31/2009”.