Pub. L. 101-382, tit. III, subtit. A, pt. 1, sec. 367
DILTIAZEM HYDROCHLORIDE, AND SUSTAINED RELEASE DILTIAZEM HYDROCHLORIDE.
SEC. 367. DILTIAZEM HYDROCHLORIDE, AND SUSTAINED RELEASE DILTIAZEM HYDROCHLORIDE. Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 104 STAT. 677 “ 9902.30.61 Diltiazem hydrochloride (provided for in subheading 2934.90.25, 3003.90.00, or 3004.90.60) Free No change No change On or before 12/31/92 ”