CBP CROSS rulings for HS 8504.90
1 rulings ·newest issued 1990-11-09 ·window 2026-10-12
Every US Customs (CROSS) classification ruling in our current extract that cites HS subheading 8504.90, listed newest first. Classification practice for one product family often turns on wording applied to sibling headings — compare adjacent rulings before concluding.
| Ruling | Issued | Subject | Status |
|---|---|---|---|
| HQ 086518 | 1990-11-09 | Reconsideration Of HQ 085027 (January 31, 1990); Thyristor Modules; Semiconductor Devices; Static Converters, Parts; High Voltage Direct Current (HVDC) Power Conversion Stations; Firing Circuitry; Voltage Divider Circuitry; Heatsinks | Active |
Primary sources: CBP CROSS. Each ruling page carries its own retrieval timestamp and link back to the original notice.