DutyDeltaΔ duty, tracked nightly
HTS heading

9031Measuring or checking instruments, appliances and machines, not specified or included elsewhere in this chapter; profile projectors; parts and accessories thereof:

Rates as published in 2026 HTS Revision 15, captured 2026-08-13. Source: USITC Harmonized Tariff Schedule.

Current duty rates (15 lines)

CodeDescriptionGeneralSpecialColumn 2
9031.10.00.00Machines for balancing mechanical partsFree40%
9031.20.00.00Test benches1.7%Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)45%
9031.41.00For inspecting semiconductor wafers or devices (including integrated circuits) or for inspecting photomasks or reticles used in manufacturing semiconductor devices (including integrated circuits)Free50%
9031.49.10.00Profile projectorsFree45%
9031.49.40.00Coordinate-measuring machinesFree50%
9031.49.70.00For inspecting masks (other than photomasks) used in manufacturing semiconductor devices; for measuring surface particulate contamination on semiconductor devicesFree50%
9031.49.90.00OtherFree50%
9031.80.40.00Electron beam microscopes fitted with equipment specifically designed for the handling and transport of semiconductor wafers or reticlesFree40%
9031.80.80OtherFree40%
9031.90.21.00Of profile projectorsFree45%
9031.90.45.00Bases and frames for the coordinate-measuring machines of subheading 9031.49.40Free50%
9031.90.54.00Of optical instruments and appliances of subheading 9031.41 or 9031.49.70Free50%
9031.90.59.00OtherFree50%
9031.90.70.00Of articles of subheading 9031.80.40Free40%
9031.90.91OtherFree40%

Get an email when 9031 changes

We diff the full schedule nightly. One code is free.

One code, free, no card. Unsubscribe from any email.

Rate change history

Change history is temporarily unavailable. This is a display problem on our side, not a statement that nothing changed.

Federal Register actions

Temporarily unavailable — not a statement that none exist.