8419.89.95/Wafer Polishing Machine/Mexico

Wafer Polishing Machine from Mexico

Chemical mechanical polishing (CMP) machines for semiconductor wafers use rotating pads and temperature-controlled slurries to achieve mirror-finish surfaces with atomic-level flatness required for lithography. Statistical note (a)(ii)(C) preparation equipment. Temperature process justifies HTS 8419.89.95.

Duty Rate — Mexico → United States

14.2%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

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Import Tips

• Include CMP-specific slurry chemistry and platen temperature specs in entry docs

• Distinguish from general polishers by wafer size (200mm/300mm) and nanometer precision

• Leverage statistical note language for favorable duty treatment