</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Wafer Lapping Machine Interface PCA from China

Printed circuit board assembly interfacing pressure sensors and motors in lapping equipment that achieves flatness tolerances for semiconductor wafers pre-polishing. HTS 8473.30.1180 applies as a part principally for 8471 wafer preparation machines, no CRT. Ensures mirror-like surface preparation.

Duty Rate — China → United States

50%

Rate breakdown

9903.79.0125%Semiconductor articles as provided for in subdivisions (a) and (b) of U.S. note 39 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.860%Universal product exemption (U.S. note 52(b))
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)

Import Tips

Classify based on machine model numbers; cross-reference with 8471 entries

Anti-static packaging mandatory; document ESD compliance