{
  "summary": "The United States tariff splits HS 7306.30 (other, welded, of circular cross-section, of iron or non-alloy steel) into 18 national lines: 7306.30.10.10 (internally coated or lined with a non-electrically insulating material, suitable for use as electrical conduit), 7306.30.10.90 (other), 7306.30.30.00 (tapered steel pipes and tubes principally used as parts of illuminating articles), 7306.30.50.10 (suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold drawn) and 14 others. Every United States line under 7306.30 is free of general (MFN) duty.",
  "updatedAt": "2026-10-09",
  "facts": [
    {
      "label": "HS subheading",
      "value": "7306.30",
      "source": null,
      "url": "https://border.bot/hs-codes/730630"
    },
    {
      "label": "Duty (MFN)",
      "value": "Free",
      "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false"
    },
    {
      "label": "National lines",
      "value": "18",
      "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": "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 7306.30?",
      "answer": "The United States tariff splits HS 7306.30 (other, welded, of circular cross-section, of iron or non-alloy steel) into 18 national lines: 7306.30.10.10 (internally coated or lined with a non-electrically insulating material, suitable for use as electrical conduit), 7306.30.10.90 (other), 7306.30.30.00 (tapered steel pipes and tubes principally used as parts of illuminating articles), 7306.30.50.10 (suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold drawn) and 14 others."
    },
    {
      "question": "What is the duty on HS 7306.30 in the United States?",
      "answer": "Every United States line under 7306.30 is free of general (MFN) duty."
    }
  ],
  "sections": [
    {
      "id": "covers",
      "title": "United States lines under 7306.30",
      "text": [
        "The United States tariff splits HS 7306.30 (other, welded, of circular cross-section, of iron or non-alloy steel) into 18 national lines: 7306.30.10.10 (internally coated or lined with a non-electrically insulating material, suitable for use as electrical conduit), 7306.30.10.90 (other), 7306.30.30.00 (tapered steel pipes and tubes principally used as parts of illuminating articles), 7306.30.50.10 (suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold drawn) and 14 others.",
        "Every United States line under 7306.30 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 7306.30 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."
      ]
    }
  ],
  "data": {
    "type": "country-subheading",
    "country": {
      "code": "US",
      "name": "United States",
      "slug": "united-states"
    },
    "schedule": {
      "code": "US",
      "name": "United States",
      "slug": "united-states"
    },
    "borrowed": false,
    "localTaxes": [],
    "localDeminimis": [],
    "ratesLive": true,
    "provenance": [
      {
        "dataset": "US:hs",
        "country": "US",
        "kind": "hs",
        "seq": 1,
        "version": "2026HTSRev21",
        "liveAt": "2026-10-09T21:15:50.043Z",
        "origin": "source",
        "sourceUrls": [
          "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false"
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      },
      {
        "dataset": "US:rates",
        "country": "US",
        "kind": "rates",
        "seq": 1,
        "version": "2026HTSRev21",
        "liveAt": "2026-10-09T21:15:36.287Z",
        "origin": "source",
        "sourceUrls": [
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      },
      {
        "dataset": "US:programmes",
        "country": "US",
        "kind": "programmes",
        "seq": 1,
        "version": "2026HTSRev21",
        "liveAt": "2026-10-09T21:15:58.040Z",
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    ],
    "dateModified": "2026-10-09T21:15:58.040Z",
    "chapter": {
      "code": "73",
      "description": "Articles of iron or steel"
    },
    "heading": {
      "code": "7306",
      "description": "Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel"
    },
    "subheading": {
      "code": "730630",
      "description": "Other, welded, of circular cross-section, of iron or non-alloy steel"
    },
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        "code": "7306301010",
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        "levels": [
          "Other, welded, of circular cross section, of iron or nonalloy steel",
          "Having a wall thickness of less than 1.65 mm",
          "Internally coated or lined with a non-electrically insulating material, suitable for use as electrical conduit"
        ],
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        "general": {
          "code": "73063010",
          "dutyText": "Free",
          "startDate": null,
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          "unit": null
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          "Having a wall thickness of less than 1.65 mm",
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          "code": "73063010",
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      {
        "code": "7306303000",
        "description": "Tapered steel pipes and tubes principally used as parts of illuminating articles",
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          "Other, welded, of circular cross section, of iron or nonalloy steel",
          "Having a wall thickness of 1.65 mm or more",
          "Tapered steel pipes and tubes principally used as parts of illuminating articles"
        ],
        "english": null,
        "keywords": [],
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        "general": {
          "code": "7306303000",
          "dutyText": "Free",
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        "english": null,
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        "general": {
          "code": "73063050",
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        "code": "7306305015",
        "description": "Other, cold-drawn",
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          "Having a wall thickness of 1.65 mm or more",
          "Other",
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        "english": null,
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        "general": {
          "code": "73063050",
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      {
        "code": "7306305020",
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          "Other, welded, of circular cross section, of iron or nonalloy steel",
          "Having a wall thickness of 1.65 mm or more",
          "Other",
          "Other, cold-rolled (cold-reduced) with a wall thickness not exceeding 2.54 mm"
        ],
        "english": null,
        "keywords": [],
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        "general": {
          "code": "73063050",
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      {
        "code": "7306305026",
        "description": "With an outside diameter not exceeding 50.8 mm",
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          "Other",
          "Other",
          "With an outside diameter not exceeding 114.3 mm",
          "Galvanized",
          "Imported with coupling",
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        "english": null,
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        "general": {
          "code": "73063050",
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        "code": "7306305027",
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          "Other",
          "Other",
          "With an outside diameter not exceeding 114.3 mm",
          "Galvanized",
          "Imported with coupling",
          "With an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm"
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        "english": null,
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        "lang": "en",
        "general": {
          "code": "73063050",
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          "Galvanized",
          "Internally coated or lined with a non-electrically insulating material, suitable for use as electrical conduit"
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        "general": {
          "code": "73063050",
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          "Other",
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          "Other",
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          "Imported with coupling",
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      "code": "730640",
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