Analysis
Subheading 8531.90 covers parts, within heading 8531. The first six digits are shared by every country that uses the Harmonized System, so this part of the code is the same in the US, UK and EU schedules; the 4 US tariff lines below it are national.
Every one of its 4 tariff lines is duty-free at the general rate, so classification within the subheading affects statistics and Chapter 99 measures rather than the base duty.
The US splits it as follows: 8531.90.15 for of the panels of subheading 8531.20 (duty-free), 8531.90.30 for printed circuit assemblies: other (duty-free), 8531.90.75 for of the panels of subheading 8531.20 (duty-free) and 8531.90.90 for other: other (duty-free).
By Census's concordance, most of its statistical lines are made by Printed Circuit Assembly (Electronic Assembly) Manufacturing (334418) and All Other Miscellaneous Electrical Equipment and Component Manufacturing (335999). Those are the NAICS industries a US producer of these goods would report under.
Tariff lines
| Line | Description | General rate |
|---|---|---|
| 8531.90.15 | Of the panels of subheading 8531.20 | Free |
| 8531.90.30 | Printed circuit assemblies: other | Free |
| 8531.90.75 | Of the panels of subheading 8531.20 | Free |
| 8531.90.90 | Other: other | Free |