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28

Official Chapter Guide

Inorganic chemicals and compounds of precious metals, rare-earth metals, radioactive elements, or isotopes.

Tariff Landscape

Duty Landscape

  • Most items in this chapter may be subject to specific duty rates.
  • Rare-earth metals and radioactive elements might attract special attention due to their strategic importance.

Additional Duties

  • Be aware of potential implications from trade remedies like ADD/CVD on certain chemicals.
  • Check for updates on international trade tensions that might affect duties, like Section 301 or Section 232 tariffs.

Classification Strategy

Common Mistakes

  • Confusing separate chemically defined compounds with other materials.
  • Misclassifying organo-inorganic compounds that aren't covered.

Complex Areas

  • Handling radioactive elements or isotopes requires attention due to specific requirements.
  • Accurately classifying complex cyanates and carbides.

Legal Framework

Executive Summary

Inclusions

  • Separate chemical elements and defined compounds, whether or not containing impurities.
  • Products dissolved in water or necessary solvents for safety or transport.
  • Stabilized products with additions necessary for preservation or safety.

Exclusions

  • Sodium chloride or magnesium oxide.
  • Organo-inorganic compounds beyond specified ones.
  • Inorganic products used as luminophores or specified glass forms.
  • Artificial graphite, some fire-extinguishing products, certain crystals.
  • Precious stones, metals or alloys of Chapter 71.
  • Metals, metal alloys, and cermets of section XV.
  • Optical elements of specific materials.

Specific Definitions

  • Complex acids combining nonmetal and metal acids fall under heading 2811.
  • Isotopes definition excludes monoiosotopic natural states.
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