Silicon Wafers for US Semiconductor Fab

Prime silicon wafers imported for photolithography, etching, and doping into integrated circuits manufactured in US semiconductor foundries. Classifies under 9813.00.05.20 as material processed into US electronic components.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+10.0%10%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3818.00.00Higher: 50% vs 10%

If sold as semiconductor manufacturing materials

Silicon wafers not specifically for US processing fall under Chapter 38 chemical materials

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Include foundry process flow documentation proving wafer-to-die transformation

Maintain cleanroom processing records for Customs verification of substantial transformation

Pre-diced wafers may classify as parts under Chapter 85 rather than processing material

Related Products under HTS 9813.00.05.20