SEC. 1124. BUTRALIN. Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: “ 9902.38.00 N-sec-Butyl-4-tert-butyl-2,6-dinitroanitine (CAS No. 33629–47–9) or preparations thereof (provided for in subheading 2921.42.90 or 3808.31.15) Free Free No change On or before 12/31/2003 ”.