{ "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.", "updatedAt": "2026-10-09", "facts": [ { "label": "National lines", "value": "1,706", "source": null }, { "label": "Subheadings", "value": "538", "source": null }, { "label": "Tariff", "value": "United States", "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false", "url": "https://border.bot/countries/united-states" }, { "label": "Chapter", "value": "84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof", "source": null } ], "faq": [ { "question": "How many national tariff lines does the United States tariff have in HS chapter 84?", "answer": "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." } ], "sections": [ { "id": "covers", "title": "Subheadings with United States lines", "text": [ "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." ] }, { "id": "other-countries", "title": "In other countries", "text": [ "No other national tariff on border.bot has live lines under chapter 84 yet." ] }, { "id": "sources", "title": "Sources and updates", "text": [ "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." ] } ], "data": { "type": "country-chapter", "country": { "code": "US", "name": "United States", "slug": "united-states" }, "schedule": { "code": "US", "name": "United States", "slug": "united-states" }, "borrowed": false, "localTaxes": [], "localDeminimis": [], "ratesLive": true, "provenance": [ { "dataset": "US:hs", "country": "US", "kind": "hs", "seq": 1, "version": "2026HTSRev21", "liveAt": "2026-10-09T21:15:50.043Z", "origin": "source", "sourceUrls": [ "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false" ] }, { "dataset": "US:rates", "country": "US", "kind": "rates", "seq": 1, "version": "2026HTSRev21", "liveAt": "2026-10-09T21:15:36.287Z", "origin": "source", "sourceUrls": [ "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false" ] }, { "dataset": "US:programmes", "country": "US", "kind": "programmes", "seq": 1, "version": "2026HTSRev21", "liveAt": "2026-10-09T21:15:58.040Z", "origin": "source", "sourceUrls": [ "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false" ] } ], "dateModified": "2026-10-09T21:15:58.040Z", "chapter": { "code": "84", "description": "Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof" }, "headings": [ { "code": "8464", "description": "Machine tools for working stone, ceramics, concrete, asbestos-cement or like mineral materials or for cold working glass", "subheadings": [ { "code": "846420", "description": "Grinding or polishing machines", "lines": 2 }, { "code": "846490", "description": "Other", "lines": 2 } ] }, { "code": "8465", "description": "Machine tools (including machines for nailing, stapling, glueing or otherwise assembling) for working wood, cork, bone, hard rubber, hard plastics or similar hard materials", "subheadings": [ { "code": "846510", "description": "Machines which can carry out different types of machining operations without tool change between such operations", "lines": 6 }, { "code": "846520", "description": "Machining centres", "lines": 3 }, { "code": "846591", "description": "Other: Sawing machines", "lines": 18 }, { "code": "846592", "description": "Other: Planing, milling or moulding (by cutting) machines", "lines": 17 }, { "code": "846593", "description": "Other: Grinding, sanding or polishing machines", "lines": 8 }, { "code": "846594", "description": "Other: Bending or assembling machines", "lines": 8 }, { "code": "846595", "description": "Other: Drilling or morticing machines", "lines": 9 }, { "code": "846596", "description": "Other: Splitting, slicing or paring machines", "lines": 5 }, { "code": "846599", "description": "Other: Other", "lines": 4 } ] }, { "code": "8466", "description": "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", "subheadings": [ { "code": "846610", "description": "Tool holders and self-opening dieheads", "lines": 3 }, { "code": "846620", "description": "Work holders", "lines": 6 }, { "code": "846630", "description": "Dividing heads and other special attachments for machines", "lines": 4 }, { "code": "846691", "description": "Other: For machines of heading 84.64", "lines": 2 }, { "code": "846692", "description": "Other: For machines of heading 84.65", "lines": 3 }, { "code": "846693", "description": "Other: For machines of headings 84.56 to 84.61", "lines": 12 }, { "code": "846694", "description": "Other: For machines of heading 84.62 or 84.63", "lines": 6 } ] }, { "code": "8467", "description": "Tools for working in the hand, pneumatic, hydraulic or with self-contained electric or nonelectric motor, and parts thereof", "subheadings": [ { "code": "846711", "description": "Pneumatic: Rotary type (including combined rotary-percussion)", "lines": 6 }, { "code": "846719", "description": "Pneumatic: Other", "lines": 4 }, { "code": "846721", "description": "With self-contained electric motor: Drills of all kinds", "lines": 4 }, { "code": "846722", "description": "With self-contained electric motor: Saws", "lines": 4 }, { "code": "846729", "description": "With self-contained electric motor: Other", "lines": 11 }, { "code": "846781", "description": "Other tools: Chain saws", "lines": 1 }, { "code": "846789", "description": "Other tools: Other", "lines": 4 }, { "code": "846791", "description": "Parts: Of chain saws", "lines": 1 }, { "code": "846792", "description": "Parts: Of pneumatic tools", "lines": 2 }, { "code": "846799", "description": "Parts: Other", "lines": 2 } ] }, { "code": "8468", "description": "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", "subheadings": [ { "code": "846810", "description": "Hand-held blow pipes", "lines": 1 }, { "code": "846820", "description": "Other gas-operated machinery and apparatus", "lines": 2 }, { "code": "846880", "description": "Other machinery and apparatus", "lines": 2 }, { "code": "846890", "description": "Parts", "lines": 2 } ] }, { "code": "8470", "description": "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", "subheadings": [ { "code": "847010", "description": "Electronic calculators capable of operation without an external source of electric power and pocket-size data recording, reproducing and displaying machines with calculating functions", "lines": 2 }, { "code": "847021", "description": "Other electronic calculating machines: Incorporating a printing device", "lines": 1 }, { "code": "847029", "description": "Other electronic calculating machines: Other", "lines": 1 }, { "code": "847030", "description": "Other calculating machines", "lines": 1 }, { "code": "847050", "description": "Cash registers", "lines": 2 }, { "code": "847090", "description": "Other", "lines": 2 } ] }, { "code": "8471", "description": "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", "subheadings": [ { "code": "847130", "description": "Portable automatic data processing machines, weighing not more than 10kg, consisting of at least a central processing unit, a keyboard and a display", "lines": 1 }, { "code": "847141", "description": "Other automatic data-processing machines: Comprising in the same housing at least a central processing unit and an input and output unit, whether or not combined", "lines": 2 }, { "code": "847149", "description": "Other automatic data-processing machines: Other, presented in the form of systems", "lines": 1 }, { "code": "847150", "description": "Processing 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 units", "lines": 2 }, { "code": "847160", "description": "Input or output units, whether or not containing storage units in the same housing", "lines": 7 }, { "code": "847170", "description": "Storage units", "lines": 11 }, { "code": "847180", "description": "Other units of automatic data processing machines", "lines": 3 }, { "code": "847190", "description": "Other", "lines": 1 } ] }, { "code": "8472", "description": "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)", "subheadings": [ { "code": "847210", "description": "Duplicating machines", "lines": 1 }, { "code": "847230", "description": "Machines for sorting or folding mail or for inserting mail in envelopes or bands, machines for opening, closing or sealing mail and machines for affixing or cancelling postage stamps", "lines": 1 }, { "code": "847290", "description": "Other", "lines": 8 } ] }, { "code": "8473", "description": "Parts and accessories (other than covers, carrying cases and the like) suitable for use solely or principally with machines of headings 8470 to 8472", "subheadings": [ { "code": "847321", "description": "Parts and accessories of the machines of heading 8470: Of the electronic calculating machines of subheading 8470 10, 8470 21 or 8470 29", "lines": 1 }, { "code": "847329", "description": "Parts and accessories of the machines of heading 8470: Other", "lines": 1 }, { "code": "847330", "description": "Parts and accessories of the machines of heading 84.71", "lines": 5 }, { "code": "847340", "description": "Parts and accessories of the machines of heading 84.72", "lines": 4 }, { "code": "847350", "description": "Parts and accessories equally suitable for use with the machines of two or more of the headings 84.70 to 84.72", "lines": 3 } ] }, { "code": "8474", "description": "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", "subheadings": [ { "code": "847410", "description": "Sorting, screening, separating or washing machines", "lines": 2 }, { "code": "847420", "description": "Crushing or grinding machines", "lines": 3 }, { "code": "847431", "description": "Mixing or kneading machines: Concrete or mortar mixers", "lines": 1 }, { "code": "847432", "description": "Mixing or kneading machines: Machines for mixing mineral substances with bitumen", "lines": 1 }, { "code": "847439", "description": "Mixing or kneading machines: Other", "lines": 1 }, { "code": "847480", "description": "Other machinery", "lines": 4 }, { "code": "847490", "description": "Parts", "lines": 4 } ] }, { "code": "8475", "description": "Machines for assembling electric or electronic lamps, tubes or flashbulbs, in glass envelopes; machines for manufacturing or hot working glass or glassware; parts thereof", "subheadings": [ { "code": "847510", "description": "Machines for assembling electric or electronic lamps, tubes or valves or flashbulbs, in glass envelopes", "lines": 1 }, { "code": "847521", "description": "Machines for manufacturing or hot working glass or glassware: Machines for making optical fibres and preforms thereof", "lines": 1 }, { "code": "847529", "description": "Machines for manufacturing or hot working glass or glassware: Other", "lines": 1 }, { "code": "847590", "description": "Parts", "lines": 2 } ] }, { "code": "8476", "description": "Automatic goods-vending machines (for example, postage stamp, cigarette, food or beverage machines), including money-changing machines; parts thereof", "subheadings": [ { "code": "847621", "description": "Automatic beverage-vending machines: Incorporating heating or refrigerating devices", "lines": 1 }, { "code": "847629", "description": "Automatic beverage-vending machines: Other", "lines": 1 }, { "code": "847681", "description": "Other machines: Incorporating heating or refrigerating devices", "lines": 1 }, { "code": "847689", "description": "Other machines: Other", "lines": 1 }, { "code": "847690", "description": "Parts", "lines": 1 } ] }, { "code": "8477", "description": "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", "subheadings": [ { "code": "847710", "description": "Injection-moulding machines", "lines": 7 }, { "code": "847720", "description": "Extruders", "lines": 6 }, { "code": "847730", "description": "Blow moulding machines", "lines": 1 }, { "code": "847740", "description": "Vacuum moulding machines and other thermoforming machines", "lines": 1 }, { "code": "847751", "description": "Other machinery for moulding or otherwise forming: For moulding or retreading pneumatic tyres or for moulding or otherwise forming inner tubes", "lines": 2 }, { "code": "847759", "description": "Other machinery for moulding or otherwise forming: Other", "lines": 1 }, { "code": "847780", "description": "Other machinery", "lines": 1 }, { "code": "847790", "description": "Parts", "lines": 9 } ] }, { "code": "8478", "description": "Machinery for preparing or making up tobacco, not specified or included elsewhere in this chapter; parts thereof", "subheadings": [ { "code": "847810", "description": "Machinery", "lines": 2 }, { "code": "847890", "description": "Parts", "lines": 2 } ] }, { "code": "8479", "description": "Machines and mechanical appliances having individual functions, not specified or included elsewhere in this chapter; 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