{
  "summary": "In the United States tariff, line 5503.19.10.00 covers synthetic staple fibers, not carded, combed or otherwise processed for spinning, of nylon or other polyamides, containing 10 percent or more by weight of nylon 12. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 5503.19 in heading 55.03 (chapter 55).",
  "updatedAt": "2026-10-09",
  "facts": [
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      "label": "Tariff line",
      "value": "5503.19.10.00",
      "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false"
    },
    {
      "label": "Covers",
      "value": "Synthetic staple fibers, not carded, combed or otherwise processed for spinning, of nylon or other polyamides, containing 10 percent or more by weight of nylon 12",
      "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false"
    },
    {
      "label": "Duty (MFN)",
      "value": "Free",
      "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false"
    },
    {
      "label": "Additional duties",
      "value": "None recorded",
      "source": null
    },
    {
      "label": "Restrictions",
      "value": "None recorded",
      "source": null
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    {
      "label": "Tariff",
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      "label": "HS subheading",
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  "faq": [
    {
      "question": "What does tariff line 5503.19.10.00 cover in the United States tariff?",
      "answer": "In the United States tariff, line 5503.19.10.00 covers synthetic staple fibers, not carded, combed or otherwise processed for spinning, of nylon or other polyamides, containing 10 percent or more by weight of nylon 12."
    },
    {
      "question": "What is the general (MFN) duty on 5503.19.10.00 in the United States?",
      "answer": "Goods under this line enter free of general (MFN) duty."
    }
  ],
  "sections": [
    {
      "id": "covers",
      "title": "What this line covers",
      "text": [
        "In the United States tariff, line 5503.19.10.00 covers synthetic staple fibers, not carded, combed or otherwise processed for spinning, of nylon or other polyamides, containing 10 percent or more by weight of nylon 12.",
        "Its legal text is “Containing 10 percent or more by weight of nylon 12”, read under “Of nylon or other polyamides” and “Other”."
      ]
    },
    {
      "id": "structure",
      "title": "How it is structured",
      "text": [
        "It falls under HS subheading 5503.19 in heading 55.03 (chapter 55). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff."
      ]
    },
    {
      "id": "duty",
      "title": "Duty",
      "text": [
        "Goods under this line enter free of general (MFN) duty."
      ]
    },
    {
      "id": "other-countries",
      "title": "In other countries",
      "text": [
        "No other national tariff on border.bot has live lines under 5503.19 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."
      ]
    }
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      "code": "US",
      "name": "United States",
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    "dateModified": "2026-10-09T21:15:58.040Z",
    "chapter": {
      "code": "55",
      "description": "Man-made staple fibres"
    },
    "heading": {
      "code": "5503",
      "description": "Synthetic staple fibers, not carded, combed or otherwise processed for spinning"
    },
    "subheading": {
      "code": "550319",
      "description": "Of nylon or other polyamides: Other"
    },
    "line": {
      "code": "5503191000",
      "description": "Containing 10 percent or more by weight of nylon 12",
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        "code": "5503191000",
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      "measures": [],
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        "code": "5503199000",
        "description": "Other"
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      "code": "5503110000",
      "description": "Of aramids",
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  "code": "5503191000",
  "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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