HEADING 8419
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:
Part of Chapter 84 — Nuclear Reactors, Machinery, Section XVI.
Subheadings and tariff lines
8419D01Instantaneous or storage water heaters, nonelectric:
8419.11.00.00Instantaneous gas water heaters
8419.12.00.00Solar water heaters
8419.19.01Other
8419.19.01.20Instantaneous water heaters
8419.19.01.60Other
8419.20.00Medical, surgical or laboratory sterilizers
8419.20.00.10Medical or surgical sterilizers
8419.20.00.20Laboratory sterilizers
8419D02Dryers:
8419.33Lyophilisation apparatus, freeze drying units and spray dryers:
8419.33.10.00For agricultural products
8419.33.50.00Other
8419.34.00.00Other, for agricultural products
8419.35Other, for wood, paper pulp, paper or paperboard
8419.35.10.00For wood
8419.35.50.00Other
8419.39.02Other
8419.39.02.70For foods and beverages
8419.39.02.80Other
8419.40.00Distilling or rectifying plant
8419.40.00.40For food and beverages
8419.40.00.80Other
8419.50Heat exchange units:
8419.50.10.00Brazed aluminum plate-fin heat exchangers
8419.50.50.00Other
8419.60Machinery for liquefying air or other gases:
8419.60.10.00Machinery containing brazed aluminum plate-fin heat exchangers
8419.60.50.00Other
8419D03Other machinery, plant or equipment:
8419.81For making hot drinks or for cooking or heating food:
8419.81.50Cooking stoves, ranges and ovens
8419.81.50.40For use in civil aircraft
8419.81.50.80Other
8419.81.90Other
8419.81.90.40Of a type used in restaurants, hotels or similar locations
8419.81.90.80Other
8419.89Other:
8419.89.10.00For making paper pulp, paper or paperboard
8419.89D04Other:
8419.89.60.00Molten-salt-cooled acrylic acid reactors
8419.89.95Other
8419.89.95D05Designed for cooling:
8419.89.95.20For food and beverages
8419.89.95.40Other
8419.89.95D06Other:
8419.89.95.60For food and beverages
8419.89.95.80For rubber and plastics
8419.89.95.85For other materials
8419.90Parts:
8419.90.10.00Of instantaneous or storage water heaters
8419.90.20.00Of machinery and plant for making paper pulp, paper or paperboard
8419.90.30.00Of heat exchange units
8419.90D07Other:
8419.90.50Of molten-salt-cooled acrylic acid reactors; of medical, surgical or laboratory sterilizers
8419.90.50.40Of medical, surgical or laboratory sterilizers
8419.90.50.80Other
8419.90.85.00Of electromechanical tools for working in the hand with self-contained electric motor
8419.90.95Other
8419.90.95.20Of an apparatus of a type used in restaurants, hotels or similar locations
8419.90.95.80Other
Recent CBP rulings on heading 8419
N361373
May 28, 2026
The tariff classification of a temperature control unit from South Korea
N360714
April 28, 2026
The tariff classification of pellet production equipment from Canada
N359769
March 25, 2026
The tariff classification of a polymerization reactor from Spain
N359553
March 24, 2026
The tariff classification of a temperature control unit from South Korea
N357787
February 3, 2026
The tariff classification of a water-tube type heat exchanger from France and a fire-tube type heat exchanger from Poland
N357458
January 14, 2026
The tariff classification of a distilling system from Germany
N356276
December 11, 2025
The tariff classification of a heat air dryer from Canada
N356260
December 10, 2025
The tariff classification of a vertical milk silo from Canada
N356321
December 10, 2025
The tariff classification and country of origin of a pool heater component
N355499
November 20, 2025
The tariff classification of lithium-ion battery electrolyte production equipment from China
N354829
October 27, 2025
The tariff classification of low-temperature sterilizers from South Korea
N353692
September 30, 2025
The tariff classification of a quench press from India
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