{ "summary": "The United States tariff has 217 national lines in HS chapter 38 (miscellaneous chemical products), under 108 subheadings in 27 headings.", "updatedAt": "2026-10-09", "facts": [ { "label": "National lines", "value": "217", "source": null }, { "label": "Subheadings", "value": "108", "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": "38: Miscellaneous chemical products", "source": null } ], "faq": [ { "question": "How many national tariff lines does the United States tariff have in HS chapter 38?", "answer": "The United States tariff has 217 national lines in HS chapter 38 (miscellaneous chemical products), under 108 subheadings in 27 headings." } ], "sections": [ { "id": "covers", "title": "Subheadings with United States lines", "text": [ "The United States tariff has 217 national lines in HS chapter 38 (miscellaneous chemical products), under 108 subheadings in 27 headings." ] }, { "id": "other-countries", "title": "In other countries", "text": [ "No other national tariff on border.bot has live lines under chapter 38 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": "38", "description": "Miscellaneous chemical products" }, "headings": [ { "code": "3801", "description": "Artificial graphite; colloidal or semi-colloidal graphite; preparations based on graphite or other carbon in the form of pastes, blocks, plates or other semimanufactures", "subheadings": [ { "code": "380110", "description": "Artificial graphite", "lines": 3 }, { "code": "380120", "description": "Colloidal or semi-colloidal graphite", "lines": 1 }, { "code": "380130", "description": "Carbonaceous pastes for electrodes and similar pastes for furnace linings", "lines": 1 }, { "code": "380190", "description": "Other", "lines": 2 } ] }, { "code": "3802", "description": "Activated carbon; activated natural mineral products; animal black, including spent animal black", "subheadings": [ { "code": "380210", "description": "Activated carbon", "lines": 3 }, { "code": "380290", "description": "Other", "lines": 3 } ] }, { "code": "3803", "description": "Tall oil, whether or not refined", "subheadings": [ { "code": "380300", "description": "Tall oil, whether or not refined", "lines": 1 } ] }, { "code": "3804", "description": "Residual lyes from the manufacture of wood pulp, whether or not concentrated, desugared or chemically treated, including lignin sulphonates, but excluding tall oil of heading 38.03", "subheadings": [ { "code": "380400", "description": "Residual lyes from the manufacture of wood pulp, whether or not concentrated, desugared or chemically treated, including lignin sulphonates, but excluding tall oil of heading 38.03", "lines": 2 } ] }, { "code": "3805", "description": "Gum, wood or sulfate turpentine and other terpenic oils produced by the distillation or other treatment of coniferous woods; crude dipentene; sulfite turpentine and other crude para-cymene; pine oil containing alpha-terpineol as the main constituent", "subheadings": [ { "code": "380510", "description": "Gum, wood or sulphate turpentine oils", "lines": 1 }, { "code": "380590", "description": "Other", "lines": 2 } ] }, { "code": "3806", "description": "Rosin and resin acids, and derivatives thereof; rosin spirit and rosin oils; run gums", "subheadings": [ { "code": "380610", "description": "Rosin and resin acids", "lines": 2 }, { "code": "380620", "description": "Salts of rosin, of resin acids or of derivatives of rosin or resin acids, other than salts of rosin adducts", "lines": 1 }, { "code": "380630", "description": "Ester gums", "lines": 1 }, { "code": "380690", "description": "Other", "lines": 1 } ] }, { "code": "3807", "description": "Wood tar; wood tar oils; wood creosote; wood naphtha; vegetable pitch; brewers' pitch and similar preparations based on rosin, resin acids or on vegetable pitch", "subheadings": [ { "code": "380700", "description": "Wood tar; wood tar oils; wood creosote; wood naphtha; vegetable pitch; brewers' pitch and similar preparations based on rosin, resin acids or on vegetable pitch", "lines": 1 } ] }, { "code": "3808", "description": "Insecticides, rodenticides, fungicides, herbicides, antisprouting products and plant-growth regulators, disinfectants and similar products, put up in forms or packings for retail sale or as preparations or articles (for example, sulfur-treated bands, wicks and candles, and flypapers)", "subheadings": [ { "code": "380852", "description": "Goods specified in subheading note 1 to this chapter: DDT (ISO) (clofenotane (INN)), in packings of a net weight content not exceeding 300g", "lines": 1 }, { "code": "380859", "description": "Goods specified in subheading note 1 to this chapter: Other", "lines": 3 }, { "code": "380861", "description": "Goods specified in subheading note 2 to this chapter: In packings of a net weight content not exceeding 300g", "lines": 2 }, { "code": "380862", "description": "Goods specified in subheading note 2 to this chapter: In packings of a net weight content exceeding 300g but not exceeding 7.5kg", "lines": 2 }, { "code": "380869", "description": "Goods specified in subheading note 2 to this chapter: Other", "lines": 2 }, { "code": "380891", "description": "Other: Insecticides", "lines": 5 }, { "code": "380892", "description": "Other: Fungicides", "lines": 7 }, { "code": "380893", "description": "Other: Herbicides, anti-sprouting products and plant-growth regulators", "lines": 6 }, { "code": "380894", "description": "Other: Disinfectants", "lines": 5 }, { "code": "380899", "description": "Other: Other", "lines": 5 } ] }, { "code": "3809", "description": "Finishing agents, dye carriers to accelerate the dyeing or fixing of dyestuffs and other products and preparations (for example, dressings and mordants), of a kind used in the textile, paper, leather or like industries, not elsewhere specified or included", "subheadings": [ { "code": "380910", "description": "With a basis of amylaceous substances", "lines": 1 }, { "code": "380991", "description": "Other: Of a kind used in the textile or like industries", "lines": 1 }, { "code": "380992", "description": "Other: Of a kind used in the paper or like industries", "lines": 2 }, { "code": "380993", "description": "Other: Of a kind used in the leather or like industries", "lines": 2 } ] }, { "code": "3810", "description": "Pickling preparations for metal surfaces; fluxes and other auxiliary preparations for soldering, brazing or welding; soldering, brazing or welding powders and pastes consisting of metal and other materials; preparations of a kind used as cores or coatings for welding electrodes or rods", "subheadings": [ { "code": "381010", "description": "Pickling preparations for metal surfaces; soldering, brazing or welding powders and pastes consisting of metal and other materials", "lines": 1 }, { "code": "381090", "description": "Other", "lines": 3 } ] }, { "code": "3811", "description": "Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils", "subheadings": [ { "code": "381111", "description": "Anti-knock preparations: Based on lead compounds", "lines": 2 }, { "code": "381119", "description": "Anti-knock preparations: Other", "lines": 1 }, { "code": "381121", "description": "Additives for lubricating oils: Containing petroleum oils or oils obtained from bituminous minerals", "lines": 1 }, { "code": "381129", "description": "Additives for lubricating oils: Other", "lines": 1 }, { "code": "381190", "description": "Other", "lines": 1 } ] }, { "code": "3812", "description": "Prepared rubber accelerators; compound plasticizers for rubber or plastics, not elsewhere specified or included; antioxidizing preparations and other compound stabilizers for rubber or plastics", "subheadings": [ { "code": "381210", "description": "Prepared rubber accelerators", "lines": 2 }, { "code": "381220", "description": "Compound plasticisers for rubber or plastics", "lines": 2 }, { "code": "381231", "description": "Anti-oxidising preparations and other compound stabilisers for rubber or plastics: Mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ)", "lines": 1 }, { "code": "381239", "description": "Anti-oxidising preparations and other compound stabilisers for rubber or plastics: Other", "lines": 5 } ] }, { "code": "3813", "description": "Preparations and charges for fire-extinguishers; charged fire- extinguishing grenades", "subheadings": [ { "code": "381300", "description": "Preparations and charges for fire-extinguishers; charged fire- extinguishing grenades", "lines": 2 } ] }, { "code": "3814", "description": "Organic composite solvents and thinners, not elsewhere specified or included; prepared paint or varnish removers", "subheadings": [ { "code": "381400", "description": "Organic composite solvents and thinners, not elsewhere specified or included; prepared paint or varnish removers", "lines": 4 } ] }, { "code": "3815", "description": "Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included", "subheadings": [ { "code": "381511", "description": "Supported catalysts: With nickel or nickel compounds as the active substance", "lines": 1 }, { "code": "381512", "description": "Supported catalysts: With precious metal or precious metal compounds as the active substance", "lines": 2 }, { "code": "381519", "description": "Supported catalysts: Other", "lines": 1 }, { "code": "381590", "description": "Other", "lines": 4 } ] }, { "code": "3816", "description": "Refractory cements, mortars, concretes and similar compositions, including dolomite ramming mix, other than products of heading 3801", "subheadings": [ { "code": "381600", "description": "Refractory cements, mortars, concretes and similar compositions, including dolomite ramming mix, other than products of heading 38.01", "lines": 3 } ] }, { "code": "3817", "description": "Mixed alkylbenzenes and mixed alkylnaphthalenes, other than those of heading 2707 or 2902", "subheadings": [ { "code": "381700", "description": "Mixed alkylbenzenes and mixed alkylnaphthalenes, other than those of heading 27.07 or 29.02", "lines": 3 } ] }, { "code": "3818", "description": "Chemical elements doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics", "subheadings": [ { "code": "381800", "description": "Chemical elements doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics", "lines": 7 } ] }, { "code": "3819", "description": "Hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70 % by weight of petroleum oils or oils obtained from bituminous minerals", "subheadings": [ { "code": "381900", "description": "Hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70 % by weight of petroleum oils or oils obtained from bituminous minerals", "lines": 2 } ] }, { "code": "3820", "description": "Anti-freezing preparations and prepared de-icing fluids", "subheadings": [ { "code": "382000", "description": "Anti-freezing preparations and prepared de-icing fluids", "lines": 1 } ] }, { "code": "3821", "description": "Prepared culture media for the development or maintenance of micro-organisms (including viruses and the like) or of plant, human or animal cells", "subheadings": [ { "code": "382100", "description": "Prepared culture media for the development or maintenance of micro-organisms (including viruses and the like) or of plant, human or animal cells", "lines": 2 } ] }, { "code": "3822", "description": "Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits, other than those of heading 3006; certified reference materials", "subheadings": [ { "code": "382211", "description": "Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits: For malaria", "lines": 1 }, { "code": "382212", "description": "Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits: For Zika and other diseases transmitted by mosquitoes of the genus Aedes", "lines": 1 }, { "code": "382213", "description": "Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits: For blood-grouping", "lines": 1 }, { "code": "382219", "description": "Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits: Other", "lines": 4 }, { "code": "382290", "description": "Other", "lines": 1 } ] }, { "code": "3823", "description": "Industrial monocarboxylic fatty acids; acid oils from refining; industrial fatty alcohols", "subheadings": [ { "code": "382311", "description": "Industrial monocarboxylic fatty acids; acid oils from refining: Stearic acid", "lines": 1 }, { "code": "382312", "description": "Industrial monocarboxylic fatty acids; acid oils from refining: Oleic acid", "lines": 1 }, { "code": "382313", "description": "Industrial monocarboxylic fatty acids; acid oils from refining: Tall oil fatty acids", "lines": 2 }, { "code": "382319", "description": "Industrial monocarboxylic fatty acids; acid oils from refining: Other", "lines": 2 }, { "code": "382370", "description": "Industrial fatty alcohols", "lines": 3 } ] }, { "code": "3824", "description": "Prepared binders for foundry molds or cores; chemical products and preparations of the chemical or allied industries (including those consisting of mixtures of natural products), not elsewhere specified or included", "subheadings": [ { "code": "382410", "description": "Prepared binders for foundry moulds or cores", "lines": 1 }, { "code": "382430", "description": "Non-agglomerated metal carbides mixed together or with metallic binders", "lines": 1 }, { "code": "382440", "description": "Prepared additives for cements, mortars or concretes", "lines": 3 }, { "code": "382450", "description": "Non-refractory mortars and concretes", "lines": 2 }, { "code": "382460", "description": "Sorbitol other than that of subheading 2905.44", "lines": 1 }, { "code": "382481", "description": "Goods specified in subheading note 3 to this chapter: Containing oxirane (ethylene oxide)", "lines": 1 }, { "code": "382482", "description": "Goods specified in subheading note 3 to this chapter: Containing polychlorinated biphenyls (PCBs), polychlorinated terphenyls (PCTs) or polybrominated biphenyls (PBBs)", "lines": 2 }, { "code": "382483", "description": "Goods specified in subheading note 3 to this chapter: Containing tris(2,3-dibromopropyl) phosphate", "lines": 1 }, { "code": "382484", "description": "Goods specified in subheading note 3 to this chapter: Containing aldrin (ISO), camphechlor (ISO) (toxaphene), chlordane (ISO), chlordecone (ISO), DDT (ISO) (clofenotane (INN), 1,1,1-trichloro-2,2-bis(p-chlorophenyl)ethane), dieldrin (ISO, INN), endosulfan (ISO), endrin (ISO), heptachlor (ISO) or mirex (ISO)", "lines": 1 }, { "code": "382485", "description": "Goods specified in subheading note 3 to this chapter: Containing 1,2,3,4,5,6-hexachlorocyclohexane (HCH (ISO)), including lindane (ISO, INN)", "lines": 1 }, { "code": "382486", "description": "Goods specified in subheading note 3 to this chapter: Containing pentachlorobenzene (ISO) or hexachlorobenzene (ISO)", "lines": 1 }, { "code": "382487", "description": "Goods specified in subheading note 3 to this chapter: Containing perfluorooctane sulphonic acid, its salts, perfluorooctane sulphonamides, or perfluorooctane sulphonyl fluoride", "lines": 1 }, { "code": "382488", "description": "Goods specified in subheading note 3 to this chapter: Containing tetra-, penta-, hexa-, hepta- or octabromodiphenyl ethers", "lines": 1 }, { "code": "382489", "description": "Goods specified in subheading note 3 to this chapter: Containing short-chain chlorinated paraffins", "lines": 1 }, { "code": "382491", "description": "Other: Mixtures and preparations consisting mainly of (5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl)methyl methyl methylphosphonate and bis[(5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl)methyl] methylphosphonate", "lines": 1 }, { "code": "382492", "description": "Other: Polyglycol esters of methylphosphonic acid", "lines": 1 }, { "code": "382499", "description": "Other: Other", "lines": 28 } ] }, { "code": "3825", "description": "Residual products of the chemical or allied industries, not elsewhere specified or included; municipal waste; sewage sludge; other wastes specified in note 6 to this chapter", "subheadings": [ { "code": "382510", "description": "Municipal waste", "lines": 1 }, { "code": "382520", "description": "Sewage sludge", "lines": 1 }, { "code": "382530", "description": "Clinical waste", "lines": 1 }, { "code": "382541", "description": "Waste organic solvents: Halogenated", "lines": 1 }, { "code": "382549", "description": "Waste organic solvents: Other", "lines": 1 }, { "code": "382550", "description": "Wastes of metal pickling liquors, hydraulic fluids, brake fluids and anti-freeze fluids", "lines": 1 }, { "code": "382561", "description": "Other wastes from chemical or allied industries: Mainly containing organic constituents", "lines": 1 }, { "code": "382569", "description": "Other wastes from chemical or allied industries: Other", "lines": 1 }, { "code": "382590", "description": "Other", "lines": 1 } ] }, { "code": "3826", "description": "Biodiesel and mixtures thereof, not containing or containing less than 70 % by weight of petroleum oils or oils obtained from bituminous minerals", "subheadings": [ { "code": "382600", "description": "Biodiesel and mixtures thereof, not containing or containing less than 70 % by weight of petroleum oils or oils obtained from bituminous minerals", "lines": 2 } ] }, { "code": "3827", "description": "Mixtures containing halogenated derivatives of methane, ethane or propane, not elsewhere specified or included", "subheadings": [ { "code": "382711", "description": "Containing chlorofluorocarbons (CFCs), whether or not containing hydrochlorofluorocarbons (HCFCs), perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs); containing hydrobromofluorocarbons (HBFCs); containing carbon tetrachloride; containing 1,1,1-trichloroethane (methyl chloroform): Containing chlorofluorocarbons (CFCs), whether or not containing hydrochlorofluorocarbons (HCFCs), perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs)", "lines": 1 }, { "code": "382712", "description": "Containing chlorofluorocarbons (CFCs), whether or not containing hydrochlorofluorocarbons (HCFCs), perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs); containing hydrobromofluorocarbons (HBFCs); containing carbon tetrachloride; containing 1,1,1-trichloroethane (methyl chloroform): Containing hydrobromofluorocarbons (HBFCs)", "lines": 1 }, { "code": "382713", "description": "Containing chlorofluorocarbons (CFCs), whether or not containing hydrochlorofluorocarbons (HCFCs), perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs); containing hydrobromofluorocarbons (HBFCs); containing carbon tetrachloride; containing 1,1,1-trichloroethane (methyl chloroform): Containing carbon tetrachloride", "lines": 1 }, { "code": "382714", "description": "Containing chlorofluorocarbons (CFCs), whether or not containing hydrochlorofluorocarbons (HCFCs), perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs); containing hydrobromofluorocarbons (HBFCs); containing carbon tetrachloride; containing 1,1,1-trichloroethane (methyl chloroform): Containing 1,1,1-trichloroethane (methyl chloroform)", "lines": 1 }, { "code": "382720", "description": "Containing bromochlorodifluoromethane (Halon-1211), bromotrifluoromethane (Halon-1301) or dibromotetrafluoroethanes (Halon-2402)", "lines": 1 }, { "code": "382731", "description": "Containing hydrochlorofluorocarbons (HCFCs), whether or not containing perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs), but not containing chlorofluorocarbons (CFCs): Containing substances of subheadings 2903.41 to 2903.48", "lines": 1 }, { "code": "382732", "description": "Containing hydrochlorofluorocarbons (HCFCs), whether or not containing perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs), but not containing chlorofluorocarbons (CFCs): Other, containing substances of subheadings 2903.71 to 2903.75", "lines": 1 }, { "code": "382739", "description": "Containing hydrochlorofluorocarbons (HCFCs), whether or not containing perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs), but not containing chlorofluorocarbons (CFCs): Other", "lines": 1 }, { "code": "382740", "description": "Containing methyl bromide (bromomethane) or bromochloromethane", "lines": 1 }, { "code": "382751", "description": "Containing trifluoromethane (HFC-23) or perfluorocarbons (PFCs) but not containing chlorofluorocarbons (CFCs) or hydrochlorofluorocarbons (HCFCs): Containing trifluoromethane (HFC-23)", "lines": 1 }, { "code": "382759", "description": "Containing trifluoromethane (HFC-23) or perfluorocarbons (PFCs) but not containing chlorofluorocarbons (CFCs) or hydrochlorofluorocarbons (HCFCs): Other", "lines": 1 } ] } ], "lines": 217, "previous": { "code": "37", "description": "Chemical preparations for photographic uses (other than varnishes, glues, adhesives and similar preparations); 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