{
  "summary": "In the United States tariff, line 7304.29.31.20 covers casing, tubing and drill pipe, of a kind used in drilling for oil or gas, casing, of other alloy steel, threaded or coupled, having an outside diameter less than 215.9 mm, having a wall thickness of 12.7 mm or more. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 7304.29 in heading 73.04 (chapter 73).",
  "updatedAt": "2026-10-09",
  "facts": [
    {
      "label": "Tariff line",
      "value": "7304.29.31.20",
      "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false"
    },
    {
      "label": "Covers",
      "value": "Casing, tubing and drill pipe, of a kind used in drilling for oil or gas, casing, of other alloy steel, threaded or coupled, having an outside diameter less than 215.9 mm, having a wall thickness of 12.7 mm or more",
      "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
    },
    {
      "label": "Tariff",
      "value": "United States",
      "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false",
      "url": "https://border.bot/countries/united-states"
    },
    {
      "label": "HS subheading",
      "value": "7304.29",
      "source": null,
      "url": "https://border.bot/hs-codes/730429"
    }
  ],
  "faq": [
    {
      "question": "What does tariff line 7304.29.31.20 cover in the United States tariff?",
      "answer": "In the United States tariff, line 7304.29.31.20 covers casing, tubing and drill pipe, of a kind used in drilling for oil or gas, casing, of other alloy steel, threaded or coupled, having an outside diameter less than 215.9 mm, having a wall thickness of 12.7 mm or more."
    },
    {
      "question": "What is the general (MFN) duty on 7304.29.31.20 in the United States?",
      "answer": "Goods under this line enter free of general (MFN) duty. The rate is published on 7304.29.31."
    }
  ],
  "sections": [
    {
      "id": "covers",
      "title": "What this line covers",
      "text": [
        "In the United States tariff, line 7304.29.31.20 covers casing, tubing and drill pipe, of a kind used in drilling for oil or gas, casing, of other alloy steel, threaded or coupled, having an outside diameter less than 215.9 mm, having a wall thickness of 12.7 mm or more.",
        "Its legal text is “Having a wall thickness of 12.7 mm or more”, read under “Casing, tubing and drill pipe, of a kind used in drilling for oil or gas”, “Other”, “Casing”, “Of other alloy steel”, “Threaded or coupled” and “Having an outside diameter less than 215.9 mm”."
      ]
    },
    {
      "id": "structure",
      "title": "How it is structured",
      "text": [
        "It falls under HS subheading 7304.29 in heading 73.04 (chapter 73). 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.",
        "The rate is published on 7304.29.31."
      ]
    },
    {
      "id": "other-countries",
      "title": "In other countries",
      "text": [
        "No other national tariff on border.bot has live lines under 7304.29 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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    "dateModified": "2026-10-09T21:15:58.040Z",
    "chapter": {
      "code": "73",
      "description": "Articles of iron or steel"
    },
    "heading": {
      "code": "7304",
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    },
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      "code": "730429",
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        "Having a wall thickness of 12.7 mm or more"
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      "general": {
        "code": "73042931",
        "dutyText": "Free",
        "startDate": null,
        "endDate": null,
        "unit": null
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        "code": "7304295015",
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        "code": "7304295030",
        "description": "Having a wall thickness exceeding 9.5 mm"
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        "code": "7304295045",
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        "code": "7304295075",
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        "code": "7304296175",
        "description": "Having an outside diameter exceeding 406.4 mm"
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