Wafer Inspection Stepper Interface PCA from Canada
PCA for stage motion control in step-and-repeat wafer inspection systems mapping defects pre-lithography. Under HTS 8473.30.1180 as printed circuit accessory for 8471 inspection machines, excluding CRTs. Sub-micron alignment critical.
Duty Rate — Canada → United States
25%
Rate breakdown
9903.79.0125%Semiconductor articles as provided for in subdivisions (a) and (b) of U.S. note 39 to this subchapter
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
• Overlay accuracy specs (<50nm) confirm classification
• Stage vibration isolation certs
• Laser safety class documentation