{
  "summary": "The United States tariff splits HS 3003.31 (other, containing hormones or other products of heading 2937: Containing insulin) into 1 national line: 3003.31.00.00 (containing insulin). Every United States line under 3003.31 is free of general (MFN) duty.",
  "updatedAt": "2026-10-09",
  "facts": [
    {
      "label": "HS subheading",
      "value": "3003.31",
      "source": null,
      "url": "https://border.bot/hs-codes/300331"
    },
    {
      "label": "Duty (MFN)",
      "value": "Free",
      "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false"
    },
    {
      "label": "National lines",
      "value": "1",
      "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": "30: Pharmaceutical products",
      "source": null
    }
  ],
  "faq": [
    {
      "question": "How many national tariff lines does the United States tariff have under HS 3003.31?",
      "answer": "The United States tariff splits HS 3003.31 (other, containing hormones or other products of heading 2937: Containing insulin) into 1 national line: 3003.31.00.00 (containing insulin)."
    },
    {
      "question": "What is the duty on HS 3003.31 in the United States?",
      "answer": "Every United States line under 3003.31 is free of general (MFN) duty."
    }
  ],
  "sections": [
    {
      "id": "covers",
      "title": "United States lines under 3003.31",
      "text": [
        "The United States tariff splits HS 3003.31 (other, containing hormones or other products of heading 2937: Containing insulin) into 1 national line: 3003.31.00.00 (containing insulin).",
        "Every United States line under 3003.31 is free of general (MFN) duty."
      ]
    },
    {
      "id": "other-countries",
      "title": "In other countries",
      "text": [
        "No other national tariff on border.bot has live lines under 3003.31 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"
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    "schedule": {
      "code": "US",
      "name": "United States",
      "slug": "united-states"
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    "borrowed": false,
    "localTaxes": [],
    "localDeminimis": [],
    "ratesLive": true,
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        "version": "2026HTSRev21",
        "liveAt": "2026-10-09T21:15:50.043Z",
        "origin": "source",
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          "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false"
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      {
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        "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"
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      {
        "dataset": "US:programmes",
        "country": "US",
        "kind": "programmes",
        "seq": 1,
        "version": "2026HTSRev21",
        "liveAt": "2026-10-09T21:15:58.040Z",
        "origin": "source",
        "sourceUrls": [
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    ],
    "dateModified": "2026-10-09T21:15:58.040Z",
    "chapter": {
      "code": "30",
      "description": "Pharmaceutical products"
    },
    "heading": {
      "code": "3003",
      "description": "Medicaments (excluding goods of heading 3002, 3005 or 3006) consisting of two or more constituents which have been mixed together for therapeutic or prophylactic uses, not put up in measured doses or in forms or packings for retail sale"
    },
    "subheading": {
      "code": "300331",
      "description": "Other, containing hormones or other products of heading 2937: Containing insulin"
    },
    "lines": [
      {
        "code": "3003310000",
        "description": "Containing insulin",
        "levels": [
          "Other, containing hormones or other products of heading 2937",
          "Containing insulin"
        ],
        "english": null,
        "keywords": [],
        "lang": "en",
        "general": {
          "code": "3003310000",
          "dutyText": "Free",
          "startDate": null,
          "endDate": null,
          "unit": null
        },
        "preferences": [],
        "measures": [],
        "restrictions": []
      }
    ],
    "previous": {
      "code": "300320",
      "description": "Medicaments (excluding goods of heading 3002, 3005 or 3006) consisting of two or more constituents which have been mixed together for therapeutic or prophylactic uses, not put up in measured doses or in forms or packings for retail sale",
      "indexable": false
    },
    "next": {
      "code": "300339",
      "description": "Other",
      "indexable": true
    },
    "otherSchedules": [],
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      "canonicalPath": "/countries/united-states/hs-codes/300331",
      "robots": "noindex",
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      "reasons": [
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    "pages": 1,
    "size": 100,
    "total": 1,
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  "links": {
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    "html": "https://border.bot/countries/united-states/hs-codes/300331",
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  "code": "300331",
  "attribution": "border.bot tariff reference (border.bot), compiled from the official publishers named on each page.",
  "terms": "https://border.bot/legal/terms",
  "notice": "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.",
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}