| 8540 | | Thermionic, cold cathode or photocathode tubes (for example, vacuum or vapor or gas filled tubes, mercury arc rectifying tubes, cathode-ray tubes, television camera tubes); parts thereof: | | | | |
| 8540.71.20 | 00 | Modified for use as parts of microwave ovens | No. | Free | | 35% |
| 8540.91 | | Of cathode-ray tubes: | | | | |
| 8540.99.40 | 00 | Electron guns; radio frequency (RF) interaction structures for microwave tubes of subheadings 8540.71 through 8540.79, inclusive | X | Free | | 35% |
| 8541 | | Diodes, transistors and similar semiconductor devices; photosensitive semiconductor devices, including photovoltaic cells whether or not assembled in modules or made up into panels; light-emitting diodes; mounted piezoelectric crystals; parts thereof: | | | | |
| 8541.10.00 | 70 | With a maximum current of 0.5 A or less | No. | | | |
| 8541.21.00 | | With a dissipation rate of less than 1 W | | Free | | 35% |
| 8541.60.00 | 10 | Quartz designed for operating frequencies of: | | | | |
| 8542 | | Electronic integrated circuits; parts thereof: | | | | |
| 8543 | | Electrical machines and apparatus, having individual functions, not specified or included elsewhere in this chapter; parts thereof: | | | | |
| 8543.70.92 | 00 | Electrical machines with translation or dictionary functions; flat panel displays other than for articles of heading 8528, except for subheadings 8528.51 or 8528.61 | X | Free | | 35% |
| 8543.90.11 | 00 | Of physical vapor deposition apparatus of subheading 8543.70 | X | Free | | 35% |
| 8543.90.15 | 00 | Assemblies and subassemblies for flight data recorders, consisting of two or more parts or pieces fastened or joined together: | | | | |
| 8543.90.65 | 00 | Of flat panel displays other than for articles of heading 8528, except for subheadings 8528.51 or 8528.61 | X | Free | | 35% |
| 8543.90.85 | 00 | Of flat panel displays other than for articles of heading 8528, except for subheadings 8528.51 or 8528.61 | X | Free | | 35% |
| 8543.90.88 | 45 | Of particle accelerators | X | | | |
| 8544 | | Insulated (including enameled or anodized) wire, cable (including coaxial cable) and other insulated electric conductors, whether or not fitted with connectors; optical fiber cables, made up of individually sheathed fibers, whether or not assembled with electric conductors or fitted with connectors: | | | | |
| 8544.11.00 | | Of copper | | 3.5% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 40% |
| 8544.30.00 | 00 | Ignition wiring sets and other wiring sets of a kind used in vehicles, aircraft or ships | X | 5% | Free (A*,AU,B,BH, C,CA,CL,E, IL,J, JO,MA,MX,P, SG) | 30% |
| 8544.42.20 | 00 | Of a kind used for telecommunications | X | Free | | 35% |
| 8544.49.10 | 00 | Of a kind used for telecommunications | kg | Free | | 40% |
| 8544.49.30 | | Of copper | | 5.3% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 40% |
| 8544.60.40 | 00 | Of copper | kg | 3.5% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 40% |
| 8545 | | Carbon electrodes, carbon brushes, lamp carbons, battery carbons and other articles of graphite or other carbon, with or without metal, of a kind used for electrical purposes: | | | | |
| 8545.11.00 | 00 | Of a kind used for furnaces | kg | Free | | 45% |
Harmonized Tariff Schedule of the United States inquiry: 3203Ã
