Norethindrone Acetate from Canada
Norethindrone acetate is a synthetic progestin used in oral contraceptives and hormone therapy, structurally derived from 19-nortestosterone. Classified under HTS 2937.23.5050 as a progestin derivative used primarily as a hormone per Chapter 29 definitions. Its organic compound nature and hormonal function determine this specific tariff placement.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
9903.05.900%Articles of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Provide pharmacopeial compliance certificates (USP/EP) to demonstrate pharmaceutical grade
• Declare exact purity levels; impurities above 1% may cause reclassification to mixtures
• Use validated cold chain documentation to prevent degradation during ocean freight