The USITC Harmonized Tariff Schedule lists these subheadings under heading 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:). Rates are the Column 1 general rates as served by hts.usitc.gov on 2026-10-02. Additional duties that depend on the country of origin sit in Chapter 99 and are not shown here.
| HTS no. | Description | General rate |
|---|---|---|
| 8544.11.00 | Of copper | 3.5% |
| 8544.19.00.00 | Other | 3.9% |
| 8544.20.00.00 | Coaxial cable and other coaxial electric conductors | 5.3% |
| 8544.30.00.00 | Ignition wiring sets and other wiring sets of a kind used in vehicles, aircraft or ships | 5% |
| 8544.42.10.00 | Fitted with modular telephone connectors | Free |
| 8544.42.20.00 | Of a kind used for telecommunications | Free |
| 8544.42.90 | Other | 2.6% |
| 8544.49.10.00 | Of a kind used for telecommunications | Free |
| 8544.49.20.00 | Other | 3.5% |
| 8544.49.30 | Of copper | 5.3% |
| 8544.49.90.00 | Other | 3.9% |
| 8544.60.20.00 | Fitted with connectors | 3.7% |
| 8544.60.40.00 | Of copper | 3.5% |
| 8544.60.60.00 | Other | 3.2% |
| 8544.70.00.00 | Optical fiber cables | Free |
Source: USITC Harmonized Tariff Schedule, retrieved 2026-10-02.
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