{
  "summary": "HS code 3923.40 covers spools, cops, bobbins and similar supports. It sits in heading 39.23 (articles for the conveyance or packing of goods, of plastics; stoppers, lids, caps and other closures, of plastics) in chapter 39 (plastics and articles thereof). Other goods of heading 39.23 are classified under 3923.10 (boxes, cases, crates and similar articles), 3923.21 (sacks and bags (including cones), of polymers of ethylene), 3923.29 (sacks and bags (including cones), of other plastics), 3923.30 (carboys, bottles, flasks or similar articles) and 2 others. National tariff lines under 3923.40 are live on border.bot for the United States (2 lines, also used by 1 other country).",
  "updatedAt": "2026-10-11",
  "facts": [
    {
      "label": "HS code",
      "value": "3923.40",
      "source": "border.bot release GLOBAL:hs #2"
    },
    {
      "label": "Covers",
      "value": "Spools, cops, bobbins and similar supports",
      "source": "border.bot release GLOBAL:hs #2"
    },
    {
      "label": "Heading",
      "value": "39.23: Articles for the conveyance or packing of goods, of plastics; stoppers, lids, caps and other closures, of plastics",
      "source": "border.bot release GLOBAL:hs #2",
      "url": "https://border.bot/hs-codes/3923"
    },
    {
      "label": "Chapter",
      "value": "39: Plastics and articles thereof",
      "source": "border.bot release GLOBAL:hs #2",
      "url": "https://border.bot/hs-codes/39"
    },
    {
      "label": "Edition",
      "value": "HS2022",
      "source": "border.bot release GLOBAL:hs #2"
    },
    {
      "label": "Duty in the United States",
      "value": "See its 2 lines",
      "source": null,
      "url": "https://border.bot/countries/united-states/hs-codes/392340"
    }
  ],
  "faq": [
    {
      "question": "What does HS code 3923.40 cover?",
      "answer": "HS code 3923.40 covers spools, cops, bobbins and similar supports."
    },
    {
      "question": "Which heading and chapter is HS code 3923.40 in?",
      "answer": "HS code 3923.40 is in heading 39.23 (articles for the conveyance or packing of goods, of plastics; stoppers, lids, caps and other closures, of plastics) in chapter 39 (plastics and articles thereof)."
    },
    {
      "question": "Where are goods of heading 39.23 classified when 3923.40 doesn’t fit?",
      "answer": "Other goods of heading 39.23 are classified under 3923.10 (boxes, cases, crates and similar articles), 3923.21 (sacks and bags (including cones), of polymers of ethylene), 3923.29 (sacks and bags (including cones), of other plastics), 3923.30 (carboys, bottles, flasks or similar articles) and 2 others."
    },
    {
      "question": "Which countries’ tariffs list national lines under HS code 3923.40?",
      "answer": "National tariff lines under 3923.40 are live on border.bot for the United States (2 lines, also used by 1 other country)."
    }
  ],
  "sections": [
    {
      "id": "covers",
      "title": "What this code covers",
      "text": [
        "HS code 3923.40 covers spools, cops, bobbins and similar supports.",
        "The legal text of the subheading is “Spools, cops, bobbins and similar supports”, in HS2022."
      ]
    },
    {
      "id": "not-covered",
      "title": "What it doesn’t cover",
      "text": [
        "Other goods of heading 39.23 are classified under 3923.10 (boxes, cases, crates and similar articles), 3923.21 (sacks and bags (including cones), of polymers of ethylene), 3923.29 (sacks and bags (including cones), of other plastics), 3923.30 (carboys, bottles, flasks or similar articles) and 2 others."
      ]
    },
    {
      "id": "structure",
      "title": "How it is structured",
      "text": [
        "3923.40 is a six-digit subheading. Its first two digits, 39, are the chapter; the first four, 3923, are heading 39.23; the last two, 40, identify the subheading within the heading.",
        "Countries add their own digits after these six for their national tariff lines."
      ]
    },
    {
      "id": "other-countries",
      "title": "In other countries",
      "text": [
        "National tariff lines under 3923.40 are live on border.bot for the United States (2 lines, also used by 1 other country)."
      ]
    },
    {
      "id": "sources",
      "title": "Sources and updates",
      "text": [
        "The Harmonized System legal text comes from border.bot release 2 (edition HS 2022), imported from a file, and has been live since 11 October 2026.",
        "This page was last updated on 11 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": "hs-subheading",
    "edition": "HS2022",
    "chapter": {
      "code": "39",
      "description": "Plastics and articles thereof"
    },
    "heading": {
      "code": "3923",
      "description": "Articles for the conveyance or packing of goods, of plastics; stoppers, lids, caps and other closures, of plastics"
    },
    "subheading": {
      "code": "392340",
      "description": "Spools, cops, bobbins and similar supports",
      "levels": [
        "Spools, cops, bobbins and similar supports"
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      "english": null,
      "keywords": []
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    "siblings": [
      {
        "code": "392310",
        "description": "Boxes, cases, crates and similar articles"
      },
      {
        "code": "392321",
        "description": "Sacks and bags (including cones): Of polymers of ethylene"
      },
      {
        "code": "392329",
        "description": "Sacks and bags (including cones): Of other plastics"
      },
      {
        "code": "392330",
        "description": "Carboys, bottles, flasks and similar articles"
      },
      {
        "code": "392350",
        "description": "Stoppers, lids, caps and other closures"
      },
      {
        "code": "392390",
        "description": "Other"
      }
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    "related": [],
    "previous": {
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      "description": "Carboys, bottles, flasks and similar articles",
      "indexable": true
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    "schedules": [
      {
        "code": "US",
        "name": "United States",
        "slug": "united-states",
        "lines": 2,
        "members": 1
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    ],
    "provenance": [
      {
        "dataset": "GLOBAL:hs",
        "country": "GLOBAL",
        "kind": "hs",
        "seq": 2,
        "version": "mytraddal hs2022.csv (HS 2022)",
        "liveAt": "2026-10-11T06:04:17.693Z",
        "origin": "upload",
        "sourceUrls": []
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  "code": "392340",
  "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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