{
  "summary": "The United States tariff splits HS 7308.30 (doors, windows and their frames and thresholds for doors) into 4 national lines: 7308.30.10.00 (of stainless steel), 7308.30.50.15 (windows and their frames), 7308.30.50.25 (thresholds for doors) and 7308.30.50.50 (other). Every United States line under 7308.30 is free of general (MFN) duty.",
  "updatedAt": "2026-10-09",
  "facts": [
    {
      "label": "HS subheading",
      "value": "7308.30",
      "source": null,
      "url": "https://border.bot/hs-codes/730830"
    },
    {
      "label": "Duty (MFN)",
      "value": "Free",
      "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false"
    },
    {
      "label": "National lines",
      "value": "4",
      "source": null
    },
    {
      "label": "Tariff",
      "value": "United States",
      "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false",
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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 7308.30?",
      "answer": "The United States tariff splits HS 7308.30 (doors, windows and their frames and thresholds for doors) into 4 national lines: 7308.30.10.00 (of stainless steel), 7308.30.50.15 (windows and their frames), 7308.30.50.25 (thresholds for doors) and 7308.30.50.50 (other)."
    },
    {
      "question": "What is the duty on HS 7308.30 in the United States?",
      "answer": "Every United States line under 7308.30 is free of general (MFN) duty."
    }
  ],
  "sections": [
    {
      "id": "covers",
      "title": "United States lines under 7308.30",
      "text": [
        "The United States tariff splits HS 7308.30 (doors, windows and their frames and thresholds for doors) into 4 national lines: 7308.30.10.00 (of stainless steel), 7308.30.50.15 (windows and their frames), 7308.30.50.25 (thresholds for doors) and 7308.30.50.50 (other).",
        "Every United States line under 7308.30 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 7308.30 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": "73",
      "description": "Articles of iron or steel"
    },
    "heading": {
      "code": "7308",
      "description": "Structures (excluding prefabricated buildings of heading 9406) and parts of structures (for example, bridges and bridge sections, lock gates, towers, lattice masts, roofs, roofing frameworks, doors and windows and their frames and thresholds for doors, shutters, balustrades, pillars and columns) of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures, of iron or steel"
    },
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      "code": "730830",
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          "code": "73083050",
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        },
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        "measures": [],
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  "code": "730830",
  "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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