{ "summary": "The United States tariff splits HS 3911.90 (petroleum resins, coumarone-indene resins, polyterpenes, polysulfides, polysulfones and other products specified in note 3 to this chapter, not elsewhere specified or included, in primary forms) into 8 national lines: 3911.90.10.00 (elastomeric), 3911.90.15.00 (poly(nitrilomethanetetraarylnitrilo- [2,4,6-tris-(1-methyethyl)-1,3- phenylene]]-2,6-bis(1-methylethyl)- phenyl]-ω-[[[2,6-bis(1-methylethyl)- phenyl]amino]methylene]amino carbodiimide or 2,4-diisocyanate-1,3,5-tris(1-methyl- ethyl) homopolymer with polyethylene), 3911.90.25.00 (other), 3911.90.35.00 (1,1'-Bis(methylenedi-4,1-phenylene)- 1H-pyrrole-2,5-dione, copolymer with 4,4'-methylenebis(benzeneamine); and Hydrocarbon novolac cyanate ester) and 4 others. The general (MFN) duty differs by line: free on 3911.90.10.00, free on 3911.90.15.00, 6.1% on 3911.90.25.00, free on 3911.90.35.00, 5.8% on 3911.90.45.00, free on 3911.90.70.00, 6.5% on 3911.90.91.10 and 6.5% on 3911.90.91.50.", "updatedAt": "2026-10-09", "facts": [ { "label": "HS subheading", "value": "3911.90", "source": null, "url": "https://border.bot/hs-codes/391190" }, { "label": "National lines", "value": "8", "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": "39: Plastics and articles thereof", "source": null } ], "faq": [ { "question": "How many national tariff lines does the United States tariff have under HS 3911.90?", "answer": "The United States tariff splits HS 3911.90 (petroleum resins, coumarone-indene resins, polyterpenes, polysulfides, polysulfones and other products specified in note 3 to this chapter, not elsewhere specified or included, in primary forms) into 8 national lines: 3911.90.10.00 (elastomeric), 3911.90.15.00 (poly(nitrilomethanetetraarylnitrilo- [2,4,6-tris-(1-methyethyl)-1,3- phenylene]]-2,6-bis(1-methylethyl)- phenyl]-ω-[[[2,6-bis(1-methylethyl)- phenyl]amino]methylene]amino carbodiimide or 2,4-diisocyanate-1,3,5-tris(1-methyl- ethyl) homopolymer with polyethylene), 3911.90.25.00 (other), 3911.90.35.00 (1,1'-Bis(methylenedi-4,1-phenylene)- 1H-pyrrole-2,5-dione, copolymer with 4,4'-methylenebis(benzeneamine); and Hydrocarbon novolac cyanate ester) and 4 others." }, { "question": "What is the duty on HS 3911.90 in the United States?", "answer": "The general (MFN) duty differs by line: free on 3911.90.10.00, free on 3911.90.15.00, 6.1% on 3911.90.25.00, free on 3911.90.35.00, 5.8% on 3911.90.45.00, free on 3911.90.70.00, 6.5% on 3911.90.91.10 and 6.5% on 3911.90.91.50." } ], "sections": [ { "id": "covers", "title": "United States lines under 3911.90", "text": [ "The United States tariff splits HS 3911.90 (petroleum resins, coumarone-indene resins, polyterpenes, polysulfides, polysulfones and other products specified in note 3 to this chapter, not elsewhere specified or included, in primary forms) into 8 national lines: 3911.90.10.00 (elastomeric), 3911.90.15.00 (poly(nitrilomethanetetraarylnitrilo- [2,4,6-tris-(1-methyethyl)-1,3- phenylene]]-2,6-bis(1-methylethyl)- phenyl]-ω-[[[2,6-bis(1-methylethyl)- phenyl]amino]methylene]amino carbodiimide or 2,4-diisocyanate-1,3,5-tris(1-methyl- ethyl) homopolymer with polyethylene), 3911.90.25.00 (other), 3911.90.35.00 (1,1'-Bis(methylenedi-4,1-phenylene)- 1H-pyrrole-2,5-dione, copolymer with 4,4'-methylenebis(benzeneamine); and Hydrocarbon novolac cyanate ester) and 4 others.", "The general (MFN) duty differs by line: free on 3911.90.10.00, free on 3911.90.15.00, 6.1% on 3911.90.25.00, free on 3911.90.35.00, 5.8% on 3911.90.45.00, free on 3911.90.70.00, 6.5% on 3911.90.91.10 and 6.5% on 3911.90.91.50." ] }, { "id": "other-countries", "title": "In other countries", "text": [ "No other national tariff on border.bot has live lines under 3911.90 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-subheading", "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": "39", "description": "Plastics and articles thereof" }, "heading": { "code": "3911", "description": "Petroleum resins, coumarone-indene resins, polyterpenes, polysulfides, polysulfones and other products specified in note 3 to this chapter, not elsewhere specified or included, in primary forms" }, "subheading": { "code": "391190", "description": "Other" }, "lines": [ { "code": "3911901000", "description": "Elastomeric", "levels": [ "Other", "Elastomeric" ], "english": null, "keywords": [], "lang": "en", "general": { "code": "3911901000", "dutyText": "Free", "startDate": null, "endDate": null, "unit": null }, "preferences": [], "measures": [], "restrictions": [] }, { "code": "3911901500", "description": "Poly(nitrilomethanetetraarylnitrilo- [2,4,6-tris-(1-methyethyl)-1,3- phenylene]]-2,6-bis(1-methylethyl)- phenyl]-ω-[[[2,6-bis(1-methylethyl)- phenyl]amino]methylene]amino carbodiimide or 2,4-diisocyanate-1,3,5-tris(1-methyl- ethyl) homopolymer with polyethylene", "levels": [ "Other", "Other", "Containing monomer units which are aromatic or modified aromatic, or which are obtained, derived or manufactured in whole or in part therefrom", "Thermoplastic", "Poly(nitrilomethanetetraarylnitrilo- [2,4,6-tris-(1-methyethyl)-1,3- phenylene]]-2,6-bis(1-methylethyl)- phenyl]-ω-[[[2,6-bis(1-methylethyl)- phenyl]amino]methylene]amino carbodiimide or 2,4-diisocyanate-1,3,5-tris(1-methyl- ethyl) homopolymer with polyethylene" ], "english": null, "keywords": [], "lang": "en", "general": { "code": "3911901500", "dutyText": "Free", "startDate": null, "endDate": null, "unit": null }, "preferences": [], "measures": [], "restrictions": [] }, { "code": "3911902500", "description": "Other", "levels": [ "Other", "Other", "Containing monomer units which are aromatic or modified aromatic, or which are obtained, derived or manufactured in whole or in part therefrom", "Thermoplastic", "Other" ], "english": null, "keywords": [ "Polyethylenimine (CAS No. 9002-98-6), refrigerated, in containers not holding over 1 L" ], "lang": "en", "general": { "code": "3911902500", "dutyText": "6.1%", "startDate": null, "endDate": null, "unit": null }, "preferences": [ { "dutyText": "Free", "origins": [ { "code": "A", "label": "a group of origins (origin group A)" }, { "code": "AU", "label": "United States-Australia Free Trade Agreement" }, { "code": "BH", "label": "United States-Bahrain Free Trade Agreement Implementation Act" }, { "code": "CL", "label": "United States-Chile Free Trade Agreement" }, { "code": "CO", "label": "United States-Colombia Trade Promotion Agreement Implementation Act" }, { "code": "D", "label": "African Growth and Opportunity Act" }, { "code": "E", "label": "Caribbean Basin Economic Recovery Act" }, { "code": "IL", "label": "United States-Israel Free Trade Area" }, { "code": "JO", "label": "United States-Jordan Free Trade Area Implementation Act" }, { "code": "KR", "label": "United States-Korea Free Trade Agreement Implementation Act" }, { "code": "MA", "label": "United States-Morocco Free Trade Agreement Implementation Act" }, { "code": "OM", "label": "United States-Oman Free Trade Agreement Implementation Act" }, { "code": "P", "label": "Dominican Republic-Central America-United States Free Trade Agreement" }, { "code": "PA", "label": "United States-Panama Trade Promotion Agreement Implementation Act" }, { "code": "PE", "label": "United States-Peru Trade Promotion Agreement Implementation Act" }, { "code": "S", "label": "United States-Mexico-Canada Agreement" }, { "code": "SG", "label": "United States-Singapore Free Trade Agreement" } ] } ], "measures": [], "restrictions": [] }, { "code": "3911903500", "description": "1,1'-Bis(methylenedi-4,1-phenylene)- 1H-pyrrole-2,5-dione, copolymer with 4,4'-methylenebis(benzeneamine); and Hydrocarbon novolac cyanate ester", "levels": [ "Other", "Other", "Containing monomer units which are aromatic or modified aromatic, or which are obtained, derived or manufactured in whole or in part therefrom", "Thermosetting", "1,1'-Bis(methylenedi-4,1-phenylene)- 1H-pyrrole-2,5-dione, copolymer with 4,4'-methylenebis(benzeneamine); and Hydrocarbon novolac cyanate ester" ], "english": null, "keywords": [], "lang": "en", "general": { "code": "3911903500", "dutyText": "Free", "startDate": null, "endDate": null, "unit": null }, "preferences": [], "measures": [], "restrictions": [] }, { "code": "3911904500", "description": "Other", "levels": [ "Other", "Other", "Containing monomer units which are aromatic or modified aromatic, or which are obtained, derived or manufactured in whole or in part therefrom", "Thermosetting", "Other" ], "english": null, "keywords": [ "1,6-diisocyanatohexane", "2,4-diisocyanato-1-methylbenzene polymer (CAS No. 26426-91-5) in n-butyl acetate", "Poly(toluene diisocyanate) (CAS No. 26006-20-2)" ], "lang": "en", "general": { "code": "3911904500", "dutyText": "5.8%", "startDate": null, "endDate": null, "unit": null }, "preferences": [ { "dutyText": "Free", "origins": [ { "code": "A", "label": "a group of origins (origin group A)" }, { "code": "AU", "label": "United States-Australia Free Trade Agreement" }, { "code": "BH", "label": "United States-Bahrain Free Trade Agreement Implementation Act" }, { "code": "CL", "label": "United States-Chile Free Trade Agreement" }, { "code": "CO", "label": "United States-Colombia Trade Promotion Agreement Implementation Act" }, { "code": "D", "label": "African Growth and Opportunity Act" }, { "code": "E", "label": "Caribbean Basin Economic Recovery Act" }, { "code": "IL", "label": "United States-Israel Free Trade Area" }, { "code": "JO", "label": "United States-Jordan Free Trade Area Implementation Act" }, { "code": "KR", "label": "United States-Korea Free Trade Agreement Implementation Act" }, { "code": "MA", "label": "United States-Morocco Free Trade Agreement Implementation Act" }, { "code": "OM", "label": "United States-Oman Free Trade Agreement Implementation Act" }, { "code": "P", "label": "Dominican Republic-Central America-United States Free Trade Agreement" }, { "code": "PA", "label": "United States-Panama Trade Promotion Agreement Implementation Act" }, { "code": "PE", "label": "United States-Peru Trade Promotion Agreement Implementation Act" }, { "code": "S", "label": "United States-Mexico-Canada Agreement" }, { "code": "SG", "label": "United States-Singapore Free Trade Agreement" } ] } ], "measures": [], "restrictions": [] }, { "code": "3911907000", "description": "Chlorinated synthetic rubber", "levels": [ "Other", "Other", "Other", "Chlorinated synthetic rubber" ], "english": null, "keywords": [], "lang": "en", "general": { "code": "3911907000", "dutyText": "Free", "startDate": null, "endDate": null, "unit": null }, "preferences": [], "measures": [], "restrictions": [] }, { "code": "3911909110", "description": "Thermoplastic", "levels": [ "Other", "Other", "Other", "Other", "Thermoplastic" ], "english": null, "keywords": [], "lang": "en", "general": { "code": "39119091", "dutyText": "6.5%", "startDate": null, "endDate": null, "unit": null }, "preferences": [ { "dutyText": "Free", "origins": [ { "code": "A", "label": "a group of origins (origin group A)" }, { "code": "AU", "label": "United States-Australia Free Trade Agreement" }, { "code": "BH", "label": "United States-Bahrain Free Trade Agreement Implementation Act" }, { "code": "CL", "label": "United States-Chile Free Trade Agreement" }, { "code": "CO", "label": "United States-Colombia Trade Promotion Agreement Implementation Act" }, { "code": "D", "label": "African Growth and Opportunity Act" }, { "code": "E", "label": "Caribbean Basin Economic Recovery Act" }, { "code": "IL", "label": "United States-Israel Free Trade Area" }, { "code": "JO", "label": "United States-Jordan Free Trade Area Implementation Act" }, { "code": "KR", "label": "United States-Korea Free Trade Agreement Implementation Act" }, { "code": "MA", "label": "United States-Morocco Free Trade Agreement Implementation Act" }, { "code": "OM", "label": "United States-Oman Free Trade Agreement Implementation Act" }, { "code": "P", "label": "Dominican Republic-Central America-United States Free Trade Agreement" }, { "code": "PA", "label": "United States-Panama Trade Promotion Agreement Implementation Act" }, { "code": "PE", "label": "United States-Peru Trade Promotion Agreement Implementation Act" }, { "code": "S", "label": "United States-Mexico-Canada Agreement" }, { "code": "SG", "label": "United States-Singapore Free Trade Agreement" } ] } ], "measures": [], "restrictions": [] }, { "code": "3911909150", "description": "Thermosetting", "levels": [ "Other", "Other", "Other", "Other", 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"code": "MA", "label": "United States-Morocco Free Trade Agreement Implementation Act" }, { "code": "OM", "label": "United States-Oman Free Trade Agreement Implementation Act" }, { "code": "P", "label": "Dominican Republic-Central America-United States Free Trade Agreement" }, { "code": "PA", "label": "United States-Panama Trade Promotion Agreement Implementation Act" }, { "code": "PE", "label": "United States-Peru Trade Promotion Agreement Implementation Act" }, { "code": "S", "label": "United States-Mexico-Canada Agreement" }, { "code": "SG", "label": "United States-Singapore Free Trade Agreement" } ] } ], "measures": [], "restrictions": [] } ], "previous": { "code": "391120", "description": "Petroleum resins, coumarone-indene resins, polyterpenes, polysulfides, polysulfones and other products specified in note 3 to this chapter, not elsewhere specified or included, in primary forms", "indexable": false }, "next": { "code": "391211", "description": "Cellulose and its chemical 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