{
  "summary": "HS code 3901.40 covers ethylene-alpha-olefin copolymers, having a specific gravity of less than 0.94. It sits in heading 39.01 (polymers of ethylene, in primary forms) in chapter 39 (plastics and articles thereof). Other goods of heading 39.01 are classified under 3901.10 (polyethylene having a specific gravity of less than 0.94), 3901.20 (polyethylene having a specific gravity of 0.94 or more), 3901.30 (ethylene-vinyl acetate copolymers) or 3901.90 (other).",
  "updatedAt": "2026-10-13",
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      "label": "HS code",
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      "source": "border.bot release GLOBAL:hs #1"
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    {
      "label": "Covers",
      "value": "Ethylene-alpha-olefin copolymers, having a specific gravity of less than 0.94",
      "source": "border.bot release GLOBAL:hs #1"
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    {
      "label": "Heading",
      "value": "39.01: Polymers of ethylene, in primary forms",
      "source": "border.bot release GLOBAL:hs #1",
      "url": "https://staging.border.bot/hs-codes/3901"
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    {
      "label": "Chapter",
      "value": "39: Plastics and articles thereof",
      "source": "border.bot release GLOBAL:hs #1",
      "url": "https://staging.border.bot/hs-codes/39"
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    {
      "label": "Edition",
      "value": "HS2022",
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    {
      "label": "Duty rates",
      "value": "Set by each country’s tariff",
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  "faq": [
    {
      "question": "What does HS code 3901.40 cover?",
      "answer": "HS code 3901.40 covers ethylene-alpha-olefin copolymers, having a specific gravity of less than 0.94."
    },
    {
      "question": "Which heading and chapter is HS code 3901.40 in?",
      "answer": "HS code 3901.40 is in heading 39.01 (polymers of ethylene, in primary forms) in chapter 39 (plastics and articles thereof)."
    },
    {
      "question": "Where are goods of heading 39.01 classified when 3901.40 doesn’t fit?",
      "answer": "Other goods of heading 39.01 are classified under 3901.10 (polyethylene having a specific gravity of less than 0.94), 3901.20 (polyethylene having a specific gravity of 0.94 or more), 3901.30 (ethylene-vinyl acetate copolymers) or 3901.90 (other)."
    }
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  "sections": [
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      "id": "covers",
      "title": "What this code covers",
      "text": [
        "HS code 3901.40 covers ethylene-alpha-olefin copolymers, having a specific gravity of less than 0.94.",
        "The legal text of the subheading is “Ethylene-alpha-olefin copolymers, having a specific gravity of less than 0.94”, in HS2022."
      ]
    },
    {
      "id": "not-covered",
      "title": "What it doesn’t cover",
      "text": [
        "Other goods of heading 39.01 are classified under 3901.10 (polyethylene having a specific gravity of less than 0.94), 3901.20 (polyethylene having a specific gravity of 0.94 or more), 3901.30 (ethylene-vinyl acetate copolymers) or 3901.90 (other)."
      ]
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      "id": "structure",
      "title": "How it is structured",
      "text": [
        "3901.40 is a six-digit subheading. Its first two digits, 39, are the chapter; the first four, 3901, are heading 39.01; the last two, 40, identify the subheading within the heading.",
        "Countries add their own digits after these six for their national tariff lines."
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      "id": "other-countries",
      "title": "In other countries",
      "text": [
        "No national tariff lines under 3901.40 are live on border.bot yet. Tariffs built on the Harmonized System (HS2022) use 3901.40 at six digits and add their own digits after it."
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      "text": [
        "The Harmonized System legal text comes from border.bot release 1 (edition HS 2022), imported from a file, and has been live since 13 October 2026.",
        "This page was last updated on 13 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."
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      "code": "39",
      "description": "Plastics and articles thereof"
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    "heading": {
      "code": "3901",
      "description": "Polymers of ethylene, in primary forms"
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      "code": "390140",
      "description": "Ethylene-alpha-olefin copolymers, having a specific gravity of less than 0.94",
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        "code": "390110",
        "description": "Polyethylene having a specific gravity of less than 0.94"
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        "code": "390120",
        "description": "Polyethylene having a specific gravity of 0.94 or more"
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        "code": "390130",
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  "code": "390140",
  "attribution": "border.bot tariff reference (border.bot), compiled from the official publishers named on each page.",
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  "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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