CBP CROSS rulings for HS 8421.99
3 rulings ·newest issued 2020-07-09 ·window 2026-10-12
Every US Customs (CROSS) classification ruling in our current extract that cites HS subheading 8421.99, 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 N312836 | 2020-07-09 | The tariff classification of a design flow media from China. | Active |
| HQ H249994 | 2017-05-09 | Request for Internal Advice on tariff classification of a part of fluid filtration apparatus | Active |
| HQ 088828 | 1991-07-03 | Affinity chromatography gels and apparatus | Active |
Primary sources: CBP CROSS. Each ruling page carries its own retrieval timestamp and link back to the original notice.