| 9027.90.45 | 00 | Of electrical instruments and apparatus: | | | | |
| 9027.90.64 | 00 | Of optical instruments and apparatus: | | | | |
| 9028 | | Gas, liquid or electricity supply or production meters, including calibrating meters thereof; parts and accessories thereof: | | | | |
| 9030 | | Oscilloscopes, spectrum analyzers and other instruments and apparatus for measuring or checking electrical quantities, excluding meters of heading 9028; instruments and apparatus for measuring or detecting alpha, beta, gamma, X-ray, cosmic or other ionizing radiations; parts and accessories thereof: | | | | |
| 9030.20.05 | 00 | Specially designed for telecommunications | No. | Free | | 40% |
| 9030.40.00 | 00 | Other instruments and apparatus, specially designed for telecommunications (for example, cross-talk meters, gain measuring instruments, distortion factor meters, psophometers) | X | Free | | 40% |
| 9031.10.00 | 00 | Machines for balancing mechanical parts | X | 1.7% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 40% |
| 9031.41.00 | | Other optical instruments and appliances: | | | | |
| 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% |
| 9031.80.80 | 60 | For testing electrical characteristics | X | | | |
| 9031.90.45 | 00 | Of other optical instruments and appliances, other than test benches: | | | | |
| 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 | | | |
| 9101 | | Wrist watches, pocket watches and other watches, including stop watches, with case of precious metal or of metal clad with precious metal: | | | | |
| 9101.11 | | Wrist watches, electrically operated, whether or not incorporating a stop watch facility: | | | | |
| 9101.11 | | With mechanical display only: | | | | |
| 9101.11.40 | 20 | Case | No. | | | |
| 9101.11.80 | 20 | Case | No. | | | |
| 9101.19.40 | 20 | Case | No. | | | |
| 9101.21.50 | 20 | Case | No. | | | |
| 9101.21.80 | 20 | Case | No. | | | |
| 9101.29.10 | 20 | Case | No. | | | |
| 9101.29.20 | 20 | Case | No. | | | |
| 9101.29.30 | 20 | Case | No. | | | |
| 9101.29.40 | 20 | Case | No. | | | |
Harmonized Tariff Schedule of the United States inquiry: 3920590000
