Harmonized Tariff Schedule of the U.S. › Chapter 84 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof
8421.32.00.00Tariff line
Classification path
Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus, for liquids or gases; parts thereof
8421
Filtering or purifying machinery and apparatus for gases
Catalytic converters or particulate filters, whether or not combined, for purifying or filtering exhaust gases from internal combustion engines
8421.32.00.00
Rates of duty
- General rate (Column 1)
- Free
- Special
- —
- Column 2
- 35%
- Unit
- No.
- Printed page
- 2769
Measure flagsfor origin CN
- Section 301 China, L19903.88.01 · 25%
- Section 301 forced labor: on an exemption list9903.05.88 · note 52(d)
- Section 232 (AUTOS)9903.94.05 · 25% · 汽车零部件（Note 33(g) 清单：发动机、变速箱、动力总成、电气部件等） · from 2025-05-03
- Section 232 (AUTOS)9903.94.05 · 25% · 汽车零部件 — 英国 9903.94.32 专用 10 位统计编码清单（为 (g) 清单的英国子集） · from 2025-06-30
- Section 232 (MHDV)9903.74.08 · 25% · 中重型车辆零部件（Note 38(i) 清单） · from 2025-11-01