HTS Chapter 2804

2804 Silicon & Polysilicon

Hydrogen, rare gases, and other non-metals. Subheading 2804.61-69 covers silicon in various purities, critical for solar and semiconductor manufacturing.

What falls under HTS 2804

  • Polysilicon (solar grade)
  • Polysilicon (electronic grade)
  • Silicon metal
  • Silicon wafers (unprocessed)
  • Ferrosilicon

Trade Compliance Considerations

UFLPA is the dominant compliance concern. Most global polysilicon production involves Xinjiang supply chains. Section 301 tariffs plus AD/CVD duties on Chinese-origin silicon.

Related HTS Chapters

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