| 9031.41.00 | | For inspecting semiconductor wafers or devices or for inspecting photomasks or reticles used in manufacturing semiconductor devices | | Free | | 50% |
| 9031.41.00 | 20 | For inspecting photomasks or reticles used in manufacturing semiconductor devices | No. | | | |
| 9031.49.70 | 00 | For inspecting masks (other than photomasks) used in manufacturing semiconductor devices; for measuring surface particulate contamination on semiconductor devices | No. | Free | | 50% |
| 9031.80 | | Other instruments, appliances and machines: | | | | |
| 9031.80.40 | 00 | Electron beam microscopes fitted with equipment specifically designed for the handling and transport of semiconductor wafers or reticles | No. | Free | | 40% |
| 9031.90 | | Parts and accessories: | | | | |
| 9031.90.45 | 00 | Of other optical instruments and appliances, other than test benches: | | | | |
| 9031.90.45 | 00 | Bases and frames for the coordinate-measuring machines of subheading 9031.49.40 | X | 3.5% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 50% |
| 9031.90.54 | 00 | Of optical instruments and appliances of subheading 9031.41 or 9031.49.70 | X | Free | | 50% |
| 9031.90.90 | 30 | Of machines for balancing mechanical parts | X | | | |
| 9032 | | Automatic regulating or controlling instruments and apparatus; parts and accessories thereof: | | | | |
| 9032.20.00 | 00 | Manostats | No. | 1.7% | Free (A,AU,B,BH, C,CA,CL,E,IL,J, JO,MA,MX,P, SG) | 35% |
| 9032.81.00 | | Other instruments and apparatus: | | | | |
| 9032.81.00 | | Hydraulic and pneumatic | | 1.6% | Free (A,AU,B,BH, C,CA,CL,E,IL,J, JO,MA,MX,P, SG) | 35% |
| 9032.81.00 | 20 | Industrial process control instruments and apparatus: | | | | |
| 9032.89.20 | 00 | Automatic voltage and voltage-current regulators: | | | | |
| 9032.89.60 | 30 | Process control instruments and apparatus: | | | | |
| 9032.89.60 | 50 | Pressure and draft control instruments | No. | | | |
| 9032.89.60 | 60 | Flow and liquid level control instruments | No. | | | |
| 9032.90 | | Parts and accessories: | | | | |
| 9032.90.20 | 00 | Of automatic voltage and voltage-current regulators: | | | | |
| 9032.90.60 | 40 | Of manostats | X | | | |
| 9032.90.60 | 60 | Of instruments and apparatus of subheading 9032.81 | X | | | |
| 9033.00.00 | 00 | Parts and accessories (not specified or included elsewhere in this chapter) for machines, appliances, instruments or apparatus of chapter 90 | X | 4.4% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 40% |
| 9101 | | Wrist watches, pocket watches and other watches, including stop watches, with case of precious metal or of metal clad with precious metal: | | | | |
Harmonized Tariff Schedule of the United States inquiry: gaming
