HTS 8419.90

Parts

Machinery, plant or laboratory equipment, whether or not electrically heated (excluding furnaces, ovens and other equipment of heading 8514), for the treatment of materials by a process involving a change of temperature such as heating, cooking, roasting, distilling, rectifying, sterilizing, pasteurizing, steaming, drying, evaporating, vaporizing, condensing or cooling, other than machinery or plant of a kind used for domestic purposes; instantaneous or storage water heaters, nonelectric; parts thereof

As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗

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Chapter 99 measures listing products under 8419.90

9903.01.05 Country provisions+10%
Potash that is a product of Mexico, as provided for in U.S. note 2(c) to this subchapter
Mexico5 listed products
9903.03.16 Section 122No change
Articles 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…
Canada5 listed products
9903.05.01 Country provisions+25%
Except 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
Brazil5 listed products
9903.05.03 Country provisionsNo additional duty
Articles the product of Brazil, as provided for in subdivision (a)(ii) of U.S. note 50 to this subchapter
Brazil5 listed products
9903.05.04 Country provisionsNo additional duty
Articles the product of Brazil, as provided for in subdivision (a)(iii) of U.S. note 50 to this subchapter
Brazil5 listed products
9903.05.05 Country provisionsNo additional duty
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 Brazil, as provided for in subdivision (a)(iv) of U.S. note 50 to this subchapter
Brazil5 listed products
9903.05.06 Country provisionsNo additional duty
Articles 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
Brazil5 listed products
9903.05.07 Country provisionsNo additional duty
Articles 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…
Brazil5 listed products
9903.05.88 Country provisionsNo additional duty
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, as provided for in subdivision (d) of U.S. note 52 to this subchapter
5 listed products
9903.82.01 Section 232No change
Articles provided for in subdivision (c) of U.S. note 16 to this subchapter that do not contain any aluminum, steel, or copper
1 listed product
9903.82.03 Section 232No change
Except 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 product
9903.88.01 Section 301+25%
Except 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…
China6 listed products
9903.96.01 OtherNo additional duty
Effective 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 Kingdom5 listed products
9903.96.02 OtherNo additional duty
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 Japan, excluding unmanned aircraft, classified in the subheadings enumerated in subdivision (b)…
Japan5 listed products
9903.96.03 OtherNo change
Civil 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 8419.90

HTS	Description	General	Column 2
8419.90.10.00	Of instantaneous or storage water heaters	Free	45%
8419.90.20.00	Of machinery and plant for making paper pulp, paper or paperboard	Free	35%
8419.90.30.00	Of heat exchange units	Free	35%
8419.90.50	Of molten-salt-cooled acrylic acid reactors; of medical, surgical or laboratory sterilizers	Free	35%
8419.90.50.40	Of medical, surgical or laboratory sterilizers
8419.90.50.80	Other
8419.90.85.00	Of electromechanical tools for working in the hand with self-contained electric motor	Free	35%
8419.90.95	Other	4%	35%
8419.90.95.20	Of an apparatus of a type used in restaurants, hotels or similar locations
8419.90.95.80	Other

Parts

Chapter 99 measures listing products under 8419.90

Lines under 8419.90

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