United States tariff, chapter 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof
Last updated
Key facts
- National lines
- 1,706
- Subheadings
- 538
- Tariff
- United States
- Chapter
- 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof
Summary
The United States tariff has 1,706 national lines in HS chapter 84 (nuclear reactors, boilers, machinery and mechanical appliances; parts thereof), under 538 subheadings in 86 headings.
Subheadings with United States lines
The United States tariff has 1,706 national lines in HS chapter 84 (nuclear reactors, boilers, machinery and mechanical appliances; parts thereof), under 538 subheadings in 86 headings.
Subheadings 401 to 500 of 538, page 5 of 6.
84.64 Machine tools for working stone, ceramics, concrete, asbestos-cement or like mineral materials or for cold working glass
84.65 Machine tools (including machines for nailing, stapling, glueing or otherwise assembling) for working wood, cork, bone, hard rubber, hard plastics or similar hard materials
- 8465.10Machines which can carry out different types of machining operations without tool change between such operations6 lines
- 8465.20Machining centres3 lines
- 8465.91Other: Sawing machines18 lines
- 8465.92Other: Planing, milling or moulding (by cutting) machines17 lines
- 8465.93Other: Grinding, sanding or polishing machines8 lines
- 8465.94Other: Bending or assembling machines8 lines
- 8465.95Other: Drilling or morticing machines9 lines
- 8465.96Other: Splitting, slicing or paring machines5 lines
- 8465.99Other: Other4 lines
84.66 Parts and accessories suitable for use solely or principally with the machines of headings 8456 to 8465, including work or tool holders, self-opening dieheads, dividing heads and other special attachments for the machines; tool holders for any type of tool for working in the hand
- 8466.10Tool holders and self-opening dieheads3 lines
- 8466.20Work holders6 lines
- 8466.30Dividing heads and other special attachments for machines4 lines
- 8466.91Other: For machines of heading 84.642 lines
- 8466.92Other: For machines of heading 84.653 lines
- 8466.93Other: For machines of headings 84.56 to 84.6112 lines
- 8466.94Other: For machines of heading 84.62 or 84.636 lines
84.67 Tools for working in the hand, pneumatic, hydraulic or with self-contained electric or nonelectric motor, and parts thereof
- 8467.11Pneumatic: Rotary type (including combined rotary-percussion)6 lines
- 8467.19Pneumatic: Other4 lines
- 8467.21With self-contained electric motor: Drills of all kinds4 lines
- 8467.22With self-contained electric motor: Saws4 lines
- 8467.29With self-contained electric motor: Other11 lines
- 8467.81Other tools: Chain saws1 line
- 8467.89Other tools: Other4 lines
- 8467.91Parts: Of chain saws1 line
- 8467.92Parts: Of pneumatic tools2 lines
- 8467.99Parts: Other2 lines
84.68 Machinery and apparatus for soldering, brazing or welding, whether or not capable of cutting, other than those of heading 8515; gas-operated surface tempering machines and appliances; parts thereof
84.70 Calculating machines and pocket-size data recording, reproducing and displaying machines with calculating functions; accounting machines, postage-franking machines, ticket-issuing machines and similar machines, incorporating a calculating device; cash registers
- 8470.10Electronic calculators capable of operation without an external source of electric power and pocket-size data recording, reproducing and displaying machines with calculating functions2 lines
- 8470.21Other electronic calculating machines: Incorporating a printing device1 line
- 8470.29Other electronic calculating machines: Other1 line
- 8470.30Other calculating machines1 line
- 8470.50Cash registers2 lines
- 8470.90Other2 lines
84.71 Automatic data processing machines and units thereof; magnetic or optical readers, machines for transcribing data onto data media in coded form and machines for processing such data, not elsewhere specified or included
- 8471.30Portable automatic data processing machines, weighing not more than 10kg, consisting of at least a central processing unit, a keyboard and a display1 line
- 8471.41Other automatic data-processing machines: Comprising in the same housing at least a central processing unit and an input and output unit, whether or not combined2 lines
- 8471.49Other automatic data-processing machines: Other, presented in the form of systems1 line
- 8471.50Processing units other than those of subheading 8471 41 or 8471 49, whether or not containing in the same housing one or two of the following types of unit: storage units, input units, output units2 lines
- 8471.60Input or output units, whether or not containing storage units in the same housing7 lines
- 8471.70Storage units11 lines
- 8471.80Other units of automatic data processing machines3 lines
- 8471.90Other1 line
84.72 Other office machines (for example, hectograph or stencil duplicating machines, addressing machines, automatic banknote dispensers, coin-sorting machines, coin-counting or wrapping machines, pencil-sharpening machines, perforating or stapling machines)
84.73 Parts and accessories (other than covers, carrying cases and the like) suitable for use solely or principally with machines of headings 8470 to 8472
- 8473.21Parts and accessories of the machines of heading 8470: Of the electronic calculating machines of subheading 8470 10, 8470 21 or 8470 291 line
- 8473.29Parts and accessories of the machines of heading 8470: Other1 line
- 8473.30Parts and accessories of the machines of heading 84.715 lines
- 8473.40Parts and accessories of the machines of heading 84.724 lines
- 8473.50Parts and accessories equally suitable for use with the machines of two or more of the headings 84.70 to 84.723 lines
84.74 Machinery for sorting, screening, separating, washing, crushing, grinding, mixing or kneading earth, stone, ores or other mineral substances, in solid (including powder or paste) form; machinery for agglomerating, shaping or molding solid mineral fuels, ceramic paste, unhardened cements, plastering materials or other mineral products in powder or paste form; machines for forming foundry molds of sand; parts thereof
- 8474.10Sorting, screening, separating or washing machines2 lines
- 8474.20Crushing or grinding machines3 lines
- 8474.31Mixing or kneading machines: Concrete or mortar mixers1 line
- 8474.32Mixing or kneading machines: Machines for mixing mineral substances with bitumen1 line
- 8474.39Mixing or kneading machines: Other1 line
- 8474.80Other machinery4 lines
- 8474.90Parts4 lines
84.75 Machines for assembling electric or electronic lamps, tubes or flashbulbs, in glass envelopes; machines for manufacturing or hot working glass or glassware; parts thereof
- 8475.10Machines for assembling electric or electronic lamps, tubes or valves or flashbulbs, in glass envelopes1 line
- 8475.21Machines for manufacturing or hot working glass or glassware: Machines for making optical fibres and preforms thereof1 line
- 8475.29Machines for manufacturing or hot working glass or glassware: Other1 line
- 8475.90Parts2 lines
84.76 Automatic goods-vending machines (for example, postage stamp, cigarette, food or beverage machines), including money-changing machines; parts thereof
84.77 Machinery for working rubber or plastics or for the manufacture of products from these materials, not specified or included elsewhere in this chapter; parts thereof
- 8477.10Injection-moulding machines7 lines
- 8477.20Extruders6 lines
- 8477.30Blow moulding machines1 line
- 8477.40Vacuum moulding machines and other thermoforming machines1 line
- 8477.51Other machinery for moulding or otherwise forming: For moulding or retreading pneumatic tyres or for moulding or otherwise forming inner tubes2 lines
- 8477.59Other machinery for moulding or otherwise forming: Other1 line
- 8477.80Other machinery1 line
- 8477.90Parts9 lines
84.78 Machinery for preparing or making up tobacco, not specified or included elsewhere in this chapter; parts thereof
84.79 Machines and mechanical appliances having individual functions, not specified or included elsewhere in this chapter; parts thereof
- 8479.10Machinery for public works, building or the like3 lines
- 8479.20Machinery for the extraction or preparation of animal or fixed vegetable or microbial fats or oils1 line
- 8479.30Presses for the manufacture of particle board or fibre building board of wood or other ligneous materials and other machinery for treating wood or cork1 line
- 8479.40Rope or cable-making machines1 line
- 8479.50Industrial robots, not elsewhere specified or included1 line
- 8479.60Evaporative air coolers1 line
- 8479.71Passenger boarding bridges: Of a kind used in airports1 line
- 8479.79Passenger boarding bridges: Other1 line
- 8479.81Other machines and mechanical appliances: For treating metal, including electric wire coil-winders1 line
- 8479.82Other machines and mechanical appliances: Mixing, kneading, crushing, grinding, screening, sifting, homogenising, emulsifying or stirring machines2 lines
- 8479.83Other machines and mechanical appliances: Cold isostatic presses1 line
- 8479.89Other machines and mechanical appliances: Other15 lines
- 8479.90Parts12 lines
84.80 Molding boxes for metal foundry; mold bases; molding patterns; molds for metal (other than ingot molds), metal carbides, glass, mineral materials, rubber or plastics
- 8480.10Moulding boxes for metal foundry1 line
- 8480.20Mould bases1 line
- 8480.30Moulding patterns1 line
- 8480.41Moulds for metal or metal carbides: Injection or compression types1 line
- 8480.49Moulds for metal or metal carbides: Other2 lines
- 8480.50Moulds for glass2 lines
- 8480.60Moulds for mineral materials2 lines
In other countries
No other national tariff on border.bot has live lines under chapter 84 yet.
Frequently asked questions
How many national tariff lines does the United States tariff have in HS chapter 84?
The United States tariff has 1,706 national lines in HS chapter 84 (nuclear reactors, boilers, machinery and mechanical appliances; parts thereof), under 538 subheadings in 86 headings.
Sources and updates
The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
This page was last updated on 9 October 2026.
Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.
Official source files: