{
  "summary": "HS code 2518.10 covers dolomite, not calcined or sintered. It sits in heading 25.18 (dolomite, whether or not calcined or sintered, including dolomite roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape) in chapter 25 (salt; sulphur; earths and stone; plastering materials, lime and cement). Other goods of heading 25.18 are classified under 2518.20 (calcined or sintered dolomite).",
  "updatedAt": "2026-10-13",
  "facts": [
    {
      "label": "HS code",
      "value": "2518.10",
      "source": "border.bot release GLOBAL:hs #1"
    },
    {
      "label": "Covers",
      "value": "Dolomite, not calcined or sintered",
      "source": "border.bot release GLOBAL:hs #1"
    },
    {
      "label": "Heading",
      "value": "25.18: Dolomite, whether or not calcined or sintered, including dolomite roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape",
      "source": "border.bot release GLOBAL:hs #1",
      "url": "https://staging.border.bot/hs-codes/2518"
    },
    {
      "label": "Chapter",
      "value": "25: Salt; sulphur; earths and stone; plastering materials, lime and cement",
      "source": "border.bot release GLOBAL:hs #1",
      "url": "https://staging.border.bot/hs-codes/25"
    },
    {
      "label": "Edition",
      "value": "HS2022",
      "source": "border.bot release GLOBAL:hs #1"
    },
    {
      "label": "Duty rates",
      "value": "Set by each country’s tariff",
      "source": null,
      "url": "https://staging.border.bot/countries"
    }
  ],
  "faq": [
    {
      "question": "What does HS code 2518.10 cover?",
      "answer": "HS code 2518.10 covers dolomite, not calcined or sintered."
    },
    {
      "question": "Which heading and chapter is HS code 2518.10 in?",
      "answer": "HS code 2518.10 is in heading 25.18 (dolomite, whether or not calcined or sintered, including dolomite roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape) in chapter 25 (salt; sulphur; earths and stone; plastering materials, lime and cement)."
    },
    {
      "question": "Where are goods of heading 25.18 classified when 2518.10 doesn’t fit?",
      "answer": "Other goods of heading 25.18 are classified under 2518.20 (calcined or sintered dolomite)."
    }
  ],
  "sections": [
    {
      "id": "covers",
      "title": "What this code covers",
      "text": [
        "HS code 2518.10 covers dolomite, not calcined or sintered.",
        "The legal text of the subheading is “Dolomite, not calcined or sintered”, in HS2022."
      ]
    },
    {
      "id": "not-covered",
      "title": "What it doesn’t cover",
      "text": [
        "Other goods of heading 25.18 are classified under 2518.20 (calcined or sintered dolomite)."
      ]
    },
    {
      "id": "structure",
      "title": "How it is structured",
      "text": [
        "2518.10 is a six-digit subheading. Its first two digits, 25, are the chapter; the first four, 2518, are heading 25.18; the last two, 10, identify the subheading within the heading.",
        "Countries add their own digits after these six for their national tariff lines."
      ]
    },
    {
      "id": "other-countries",
      "title": "In other countries",
      "text": [
        "No national tariff lines under 2518.10 are live on border.bot yet. Tariffs built on the Harmonized System (HS2022) use 2518.10 at six digits and add their own digits after it."
      ]
    },
    {
      "id": "sources",
      "title": "Sources and updates",
      "text": [
        "The Harmonized System legal text comes from border.bot release 1 (edition HS 2022), imported from a file, and has been live since 13 October 2026.",
        "This page was last updated on 13 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": "hs-subheading",
    "edition": "HS2022",
    "chapter": {
      "code": "25",
      "description": "Salt; sulphur; earths and stone; plastering materials, lime and cement"
    },
    "heading": {
      "code": "2518",
      "description": "Dolomite, whether or not calcined or sintered, including dolomite roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape"
    },
    "subheading": {
      "code": "251810",
      "description": "Dolomite, not calcined or sintered",
      "levels": [
        "Dolomite, not calcined or sintered"
      ],
      "english": null,
      "keywords": []
    },
    "siblings": [
      {
        "code": "251820",
        "description": "Calcined or sintered dolomite"
      }
    ],
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    "previous": {
      "code": "251749",
      "description": "Granules, chippings and powder, of stones of heading 2515 or 2516, whether or not heat-treated: Other",
      "indexable": true
    },
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      "code": "251820",
      "description": "Calcined or sintered dolomite",
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    "schedules": [],
    "provenance": [
      {
        "dataset": "GLOBAL:hs",
        "country": "GLOBAL",
        "kind": "hs",
        "seq": 1,
        "version": "mytraddal hs2022.csv (HS 2022)",
        "liveAt": "2026-10-13T08:43:06.218Z",
        "origin": "upload",
        "sourceUrls": []
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    "size": 100,
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  "next": "https://staging.border.bot/hs-codes/251820",
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  "code": "251810",
  "attribution": "border.bot tariff reference (border.bot), compiled from the official publishers named on each page.",
  "terms": "https://staging.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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