Catalytic converters or particulate filters, whether or not combined, for purifying or filtering exhaust gases from internal combustion engines
Official tariff path
Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus, for liquids or gases; parts thereof: › 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
Level: statistical10General duty: FreeUnit: No.
What does HTS 8421.32.00.00 cover?
This provision appears in the 2026 Harmonized Tariff Schedule of the United States under the following legal tariff hierarchy. A product must match the wording and applicable section or chapter notes before this code is used on an entry.
1Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus, for liquids or gases; parts thereof:
2Filtering or purifying machinery and apparatus for gases:
3Catalytic converters or particulate filters, whether or not combined, for purifying or filtering exhaust gases from internal combustion engines
Based on USITC HTS 2026 Revision 12, published July 21, 2026. The general rate does not include every origin-specific program, Section 301 or 232 measure, antidumping or countervailing duty, quota, or other agency requirement.