Practical summary
What this code covers
Line 9031.90.40 is the most specific tariff item for Of optical error verification and repair apparatus for printed circuit boards/printed wiring boards and printed circuit assemblies.
Line 9031.90.40
PSCC Line 9031.90.40 — Of optical error verification and repair apparatus for printed circuit boards/printed wiring boards and printed circuit assemblies
Line 9031.90.40 is the most specific tariff item for Of optical error verification and repair apparatus for printed circuit boards/printed wiring boards and printed circuit assemblies.
Administrative context
Where this code is used
Use this line when the filing or tariff check needs the exact goods description rather than the broader subheading.
Selection note
How to choose it
If a sibling line says the same thing more directly, use that line instead.
Nearby trade lines
9031.90.30
Parts and accessories including printed circuit assemblies of optical instruments and appliances for inspecting semiconductor wafers or devices or for inspecting masks, photomasks or reticles used in manufacturing semiconductor devices; parts and accessories of optical instruments and appliances for measuring surface particulate contamination on semiconductor wafers
9031.90.50 Of other optical instruments and appliances for measuring or checking printed circuit boards/printed wiring boards and printed circuit assemblies
9031.90.90 Other
FAQ
What does PSCC 9031.90.40 cover?
Line 9031.90.40 is the most specific tariff item for - - Of optical error verification and repair apparatus for printed circuit boards/printed wiring boards and printed circuit assemblies.
Where is PSCC 9031.90.40 used in practice?
Use this line when the filing or tariff check needs the exact goods description rather than the broader subheading.
How do I choose PSCC 9031.90.40 over nearby options?
If a sibling line says the same thing more directly, use that line instead.