{
  "summary": "The United States tariff splits HS 7305.90 (other tubes and pipes (for example, welded, riveted or similarly closed), having circular cross sections, the external diameter of which exceeds 406.4 mm, of iron or steel) into 2 national lines: 7305.90.10.00 (of iron or nonalloy steel) and 7305.90.50.00 (of alloy steel). Every United States line under 7305.90 is free of general (MFN) duty.",
  "updatedAt": "2026-10-09",
  "facts": [
    {
      "label": "HS subheading",
      "value": "7305.90",
      "source": null,
      "url": "https://border.bot/hs-codes/730590"
    },
    {
      "label": "Duty (MFN)",
      "value": "Free",
      "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false"
    },
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      "value": "2",
      "source": null
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    {
      "label": "Chapter",
      "value": "73: Articles of iron or steel",
      "source": null
    }
  ],
  "faq": [
    {
      "question": "How many national tariff lines does the United States tariff have under HS 7305.90?",
      "answer": "The United States tariff splits HS 7305.90 (other tubes and pipes (for example, welded, riveted or similarly closed), having circular cross sections, the external diameter of which exceeds 406.4 mm, of iron or steel) into 2 national lines: 7305.90.10.00 (of iron or nonalloy steel) and 7305.90.50.00 (of alloy steel)."
    },
    {
      "question": "What is the duty on HS 7305.90 in the United States?",
      "answer": "Every United States line under 7305.90 is free of general (MFN) duty."
    }
  ],
  "sections": [
    {
      "id": "covers",
      "title": "United States lines under 7305.90",
      "text": [
        "The United States tariff splits HS 7305.90 (other tubes and pipes (for example, welded, riveted or similarly closed), having circular cross sections, the external diameter of which exceeds 406.4 mm, of iron or steel) into 2 national lines: 7305.90.10.00 (of iron or nonalloy steel) and 7305.90.50.00 (of alloy steel).",
        "Every United States line under 7305.90 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 7305.90 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."
      ]
    }
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      "name": "United States",
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    "localDeminimis": [],
    "ratesLive": true,
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        "liveAt": "2026-10-09T21:15:50.043Z",
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    "chapter": {
      "code": "73",
      "description": "Articles of iron or steel"
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    "heading": {
      "code": "7305",
      "description": "Other tubes and pipes (for example, welded, riveted or similarly closed), having circular cross sections, the external diameter of which exceeds 406.4 mm, of iron or steel"
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      "code": "730590",
      "description": "Other"
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        "general": {
          "code": "7305901000",
          "dutyText": "Free",
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          "endDate": null,
          "unit": null
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        "measures": [],
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      {
        "code": "7305905000",
        "description": "Of alloy steel",
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        "keywords": [],
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          "code": "7305905000",
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          "unit": null
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        "measures": [],
        "restrictions": []
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      "description": "Other",
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    },
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      "code": "730611",
      "description": "Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel",
      "indexable": true
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  "next": "https://border.bot/countries/united-states/hs-codes/730611",
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  "code": "730590",
  "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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}