Compounds Containing A Quinoline or Isoquinoline Ring-System (whether or not Hydrogenated) Excluding Products of U.S. Note 3 to Section 6

Importers of Compounds Containing A Quinoline or Isoquinoline Ring-System (whether or not Hydrogenated) Excluding Products of U.S. Note 3 to Section 6 paid $67K in duties in June 2026 — an effective duty rate of 6.5% on $1.0M in dutiable value, based on actual customs collections rather than the published tariff schedule. Compounds Containing A Quinoline or Isoquinoline Ring-System (whether or not Hydrogenated) Excluding Products of U.S. Note 3 to Section 6 imports of $1.1M in June 2026 ran 40% above the year-to-date monthly average of $782K.