HTS 8421
Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus, for liquids or gases; parts thereof
As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗
Chapters › 8421
Chapter 99 measures listing products under 8421
Potash that is a product of Mexico, as provided for in U.S. note 2(c) to this subchapter
Mexico7 listed productsArticles of civil aircraft (all aircraft other than military aircraft and unmanned aircraft); their engines, parts and components; their other parts, components and subassemblies; and ground flight simulators and their parts and components the product of Canada, as provided for in subdivision (d) of U.S. note 51 to…
Canada7 listed productsExcept for products described in headings 9903.05.02–9903.05.09, articles the product of Brazil, as provided for in subdivision (a) of U.S. note 50 to this subchapter
Brazil7 listed productsArticles the product of Brazil, as provided for in subdivision (a)(ii) of U.S. note 50 to this subchapter
Brazil7 listed productsArticles the product of Brazil, as provided for in subdivision (a)(iii) of U.S. note 50 to this subchapter
Brazil7 listed productsArticles of civil aircraft (all aircraft other than military aircraft); their engines, parts and components; their other parts, components and subassemblies; and ground flight simulators and their parts and components of Brazil, as provided for in subdivision (a)(iv) of U.S. note 50 to this subchapter
Brazil7 listed productsArticles the product of Brazil that are articles for use in pharmaceutical applications, as provided for in subdivision (a)(v) of U.S. note 50 to this subchapter
Brazil7 listed productsArticles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo…
Brazil7 listed productsArticles of civil aircraft (all aircraft other than military aircraft); their engines, parts and components; their other parts, components and subassemblies; and ground flight simulators and their parts and components, as provided for in subdivision (d) of U.S. note 52 to this subchapter
7 listed productsMedium- and heavy-duty vehicle parts, as provided for in subdivision (i) of U.S. note 38 to this subchapter.
2 listed productsArticles provided for in subdivision (c) of U.S. note 16 to this subchapter that do not contain any aluminum, steel, or copper
1 listed productExcept for articles classifiable in chapters 72, 73, 74 or 76, articles where the weight of the applicable metal is less than 15 percent of the weight of the imported article, as provided for in subdivision (c) of U.S. note 16 to this subchapter
1 listed productDerivative steel articles the product of the Russian Federation, as provided for in subdivision (c)(x) of U.S. note 16 to this subchapter
Russia1 listed productExcept as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this…
China8 listed productsExcept as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided…
China3 listed productsExcept as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the…
China3 listed productsArticles the product of the Russian Federation, as provided for in U.S. note 30(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 30(b) to this subchapter
Russia1 listed productExcept for products described in headings 9903.94.06, 9903.94.32, 9903.94.33, 9903.94.42, 9903.94.43, 9903.94.44, 9903.94.45, 9903.94.52, 9903.94.53, 9903.94.54, 9903.94.55, 9903.94.62, 9903.94.63, 9903.94.66 and 9903.94.67, automobile parts, as provided for in subdivision (g) of U.S. note 33 to this subchapter
2 listed productsParts of passenger vehicles and light trucks that are products of South Korea as specified in subdivisions (g) and (t) of U.S. note 33 to this subchapter, with an ad valorem (or ad valorem equivalent as provided for in subdivision (m) of U.S. note 33 to this subchapter) rate of duty under column 1-General or column…
South Korea2 listed productsParts of passenger vehicles and light trucks that are products of South Korea as specified in subdivisions (g) and (t) of U.S. note 33 to this subchapter, with an ad valorem (or ad valorem equivalent as provided for in subdivision (m) of U.S. note 33 to this subchapter) rate of duty under column 1-General or column…
South Korea2 listed productsParts of passenger vehicles and light trucks that are products of Taiwan as provided for in subdivisions (g) and (u) of U.S. note 33 to this subchapter, with an ad valorem (or ad valorem equivalent as provided for in subdivision (m) of U.S. note 33 to this subchapter) rate of duty under column 1-General or column…
Taiwan2 listed productsParts of passenger vehicles and light trucks that are products of Taiwan as provided for in subdivisions (g) and (u) of U.S. note 33 to this subchapter, with an ad valorem (or ad valorem equivalent as provided for in subdivision (m) of U.S. note 33 to this subchapter) rate of duty under column 1-General or column…
Taiwan2 listed productsEffective with respect to entries on or after June 30, 2025, articles of civil aircraft (all aircraft other than military aircraft); their engines, parts, and components; their other parts, components, and subassemblies; and ground flight simulators and their parts and components of the United Kingdom, classified in…
United Kingdom7 listed productsArticles of civil aircraft (all aircraft other than military aircraft); their engines, parts, and components; their other parts, components, and subassemblies; and ground flight simulators and their parts and components of Japan, excluding unmanned aircraft, classified in the subheadings enumerated in subdivision (b)…
Japan7 listed productsCivil aircraft (all aircraft other than military aircraft and unmanned aircraft) components that are products of Taiwan, provided for in subdivision (c) of U.S. note 35 to this subchapter
Taiwan1 listed product
Lines under 8421
| HTS | Description | General | Column 2 |
|---|---|---|---|
| 8421.11.00.00 | Cream separators | Free | 25% |
| 8421.12.00.00 | Clothes-dryers | Free | 25% |
| 8421.19.00.00 | Other | 1.3% | 25% |
| 8421.21.00.00 | For filtering or purifying water | Free | 35% |
| 8421.22.00.00 | For filtering or purifying beverages other than water | Free | 35% |
| 8421.23.00.00 | Oil or fuel filters for internal combustion engines | 2.5% | 35% |
| 8421.29.00 | Other | Free | 35% |
| 8421.29.00.05 | Refrigerant recovery and recycling units | ||
| 8421.29.00.15 | Oil-separation equipment | ||
| 8421.29.00.40 | Hydraulic fluid power filters, rated at 1,000 kPa or greater | ||
| 8421.29.00.65 | Other | ||
| 8421.31.00.00 | Intake air filters for internal combustion engines | 2.5% | 35% |
| 8421.32.00.00 | Catalytic converters or particulate filters, whether or not combined, for purifying or filtering exhaust gases from internal combustion… | Free | 35% |
| 8421.39.01 | Other | Free | 35% |
| 8421.39.01.05 | For machine tools of headings 8456 through 8465, inclusive | ||
| 8421.39.01.15 | Other | ||
| 8421.39.01.20 | Electrostatic precipitators | ||
| 8421.39.01.30 | Other | ||
| 8421.39.01.40 | Gas separation equipment | ||
| 8421.39.01.60 | Pneumatic fluid power filters, rated at 550 kPa or greater | ||
| 8421.39.01.90 | Other | ||
| 8421.91 | Of centrifuges, including centrifugal dryers: | ||
| 8421.91.20.00 | Drying chambers for the clothes-dryers of subheading 8421.12 and other parts of clothes-dryers incorporating drying chambers | Free | 25% |
| 8421.91.40.00 | Furniture designed to receive the clothes-dryers of subheading 8421.12 | Free | 25% |
| 8421.91.60.00 | Other | Free | 25% |
| 8421.99.01 | Other | Free | 35% |
| 8421.99.01.40 | Parts of machinery and apparatus for filtering or purifying water | ||
| 8421.99.01.80 | Other |