| 9027.90.64 | 00 | Of instruments and apparatus of subheading 9027.20, 9027.30, 9027.50 or 9027.80 | X | Free | | 50% |
| 9027.90.84 | 00 | Of instruments and apparatus of subheading 9027.20, 9027.30, 9027.50 or 9027.80 | X | Free | | 40% |
| 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: | | | | |
| 9030.10.00 | 00 | Instruments and apparatus for measuring or detecting ionizing radiations | No. | 1.6% | Free (A,AU,BH,C, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 40% |
| 9030.31.00 | 00 | Other instruments and apparatus, for measuring or checking voltage, current, resistance or power: | | | | |
| 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% |
| 9030.82.00 | 00 | Other instruments and apparatus: | | | | |
| 9030.90.64 | 00 | Of instruments and apparatus of subheading 9030.82 | X | Free | | 40% |
| 9030.90.84 | 00 | Of instruments and apparatus of subheading 9030.82 | X | Free | | 40% |
| 9032 | | Automatic regulating or controlling instruments and apparatus; parts and accessories thereof: | | | | |
| 9032.81.00 | | Other instruments and apparatus: | | | | |
| 9032.81.00 | 20 | Industrial process control instruments and apparatus: | | | | |
| 9032.89.60 | 30 | Process control instruments and apparatus: | | | | |
| 9032.89.60 | 40 | Temperature control instruments | No. | | | |
| 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% |
| 9106 | | Time of day recording apparatus and apparatus for measuring, recording or otherwise indicating intervals of time, with clock or watch movement or with synchronous motor (for example, time registers, time-recorders): | | | | |
| 9106.90.55 | | Apparatus for measuring, recording, or otherwise indicating intervals of time, with clock or watch movements, battery powered: | | | | |
| 9106.90.55 | 10 | Apparatus | No. | | | |
| 9106.90.75 | 00 | Apparatus for measuring, recording or otherwise indicating intervals of time, with clock or watch movements, AC powered and with opto-electronic display only | No. | 3.9% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX, P,SG) | $4.50 each + 65% |
| 9810.00.60 | 00 | Instruments and apparatus, if no instrument or apparatus of equivalent scientific value for the purposes for which the instrument or apparatus is intended to be used is being manufactured in the United States (see U.S. note 6 to this subchapter) | X | Free | | Free |
| 9810.00.65 | 00 | Repair components for instruments or apparatus admitted under subheading 9810.00.60 | X | Free | | Free |
| 9810.00.67 | 00 | Tools specially designed to be used for the maintenance, checking, gauging or repair of instruments or apparatus admitted under subheading 9810.00.60 | X | Free | | Free |
| 9810.00.75 | 00 | Lifeboats and life-saving apparatus | X | Free | | Free |
| 9810.00.80 | 00 | Apparatus utilizing any radioactive substance in medical diagnosis or therapeutic treatment, including the radioactive material itself when contained in the apparatus as an integral element thereof, and parts or accessories of any of the foregoing | X | Free | | Free |
