Pub. L. 101-382, tit. III, subtit. A, pt. 1, sec. 311
CASTOR OIL AND ITS FRACTIONS.
SEC. 311. CASTOR OIL AND ITS FRACTIONS. Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: “ 9902.15.15 Castor oil and its fractions (provided for in subheading 1515.30.20 or 1515.30.40) Free No change No change On or before 12/31/92 ”