Analysis
HTS 8518.40.10 covers for use as repeaters in line telephony under heading 8518 (microphones and stands therefor; loudspeakers, whether or not mounted in their…).
Goods from countries without normal trade relations pay the column 2 rate of 35% instead of nothing, so origin decides between free entry and a 35% duty.
There is no general-rate duty on this line, which puts it with roughly 58% of the 624 tariff lines in chapter 85 that are also free. Free here means free of the base duty only: origin-specific Chapter 99 duties such as Section 301 can still be owed.
Census statistics map these goods to NAICS 334210 (Telephone Apparatus Manufacturing), an industry of 161 US establishments employing 8,893 people, the industry a domestic producer of these goods reports under.
All 14 neighbouring lines carry the same duty-free rate, so a borderline choice between them changes the statistics reported, not the duty paid.
The general rate of Free has not changed in any edition of the schedule since Jan 2023.
Neighbouring lines
| Line | Description | General rate |
|---|---|---|
| 8518.10.40 | Microphones having a frequency range of 300 Hz to 3.4 kHz with a diameter of not exceeding 10 mm and a height not exceeding 3 mm, for telecommunication use | Free |
| 8518.10.80 | Microphones and stands therefor: other | Free |
| 8518.21.00 | Single loudspeakers, mounted in their enclosures | Free |
| 8518.22.00 | Multiple loudspeakers, mounted in the same enclosure | Free |
| 8518.29.40 | Without housing, having a frequency range of 300 Hz to 3.4 kHz with a diameter of not exceeding 50 mm, for telecommunication use | Free |
| 8518.29.80 | Other: other | Free |
| 8518.30.10 | Line telephone handsets | Free |
| 8518.30.20 | Headphones and earphones, whether or not combined with a microphone, and sets consisting of a microphone and one or more loudspeakers: other | Free |
| 8518.40.20 | Audio-frequency electric amplifiers: other | Free |
| 8518.50.00 | Electric sound amplifier sets | Free |
| 8518.90.20 | Printed circuit assemblies of line telephone handsets; parts of repeaters | Free |
| 8518.90.41 | Of line telephone handsets of subheading 8518.30.10; of repeaters of subheading 8518.40.10: other | Free |
| 8518.90.60 | Printed circuit assemblies of the articles of subheading 8518.10.40 or 8518.29.40 | Free |
| 8518.90.81 | Other: other | Free |