{
  "summary": "HS code 2520.10 covers gypsum; anhydrite. It sits in heading 25.20 (gypsum; anhydrite; plasters (consisting of calcined gypsum or calcium sulphate) whether or not coloured, with or without small quantities of accelerators or retarders) in chapter 25 (salt; sulphur; earths and stone; plastering materials, lime and cement). Other goods of heading 25.20 are classified under 2520.20 (plasters). National tariff lines under 2520.10 are live on border.bot for the United States (1 line, also used by 1 other country).",
  "updatedAt": "2026-10-11",
  "facts": [
    {
      "label": "HS code",
      "value": "2520.10",
      "source": "border.bot release GLOBAL:hs #2"
    },
    {
      "label": "Covers",
      "value": "Gypsum; anhydrite",
      "source": "border.bot release GLOBAL:hs #2"
    },
    {
      "label": "Heading",
      "value": "25.20: Gypsum; anhydrite; plasters (consisting of calcined gypsum or calcium sulphate) whether or not coloured, with or without small quantities of accelerators or retarders",
      "source": "border.bot release GLOBAL:hs #2",
      "url": "https://border.bot/hs-codes/2520"
    },
    {
      "label": "Chapter",
      "value": "25: Salt; sulphur; earths and stone; plastering materials, lime and cement",
      "source": "border.bot release GLOBAL:hs #2",
      "url": "https://border.bot/hs-codes/25"
    },
    {
      "label": "Edition",
      "value": "HS2022",
      "source": "border.bot release GLOBAL:hs #2"
    },
    {
      "label": "Duty in the United States",
      "value": "See its 1 line",
      "source": null,
      "url": "https://border.bot/countries/united-states/hs-codes/252010"
    }
  ],
  "faq": [
    {
      "question": "What does HS code 2520.10 cover?",
      "answer": "HS code 2520.10 covers gypsum; anhydrite."
    },
    {
      "question": "Which heading and chapter is HS code 2520.10 in?",
      "answer": "HS code 2520.10 is in heading 25.20 (gypsum; anhydrite; plasters (consisting of calcined gypsum or calcium sulphate) whether or not coloured, with or without small quantities of accelerators or retarders) in chapter 25 (salt; sulphur; earths and stone; plastering materials, lime and cement)."
    },
    {
      "question": "Where are goods of heading 25.20 classified when 2520.10 doesn’t fit?",
      "answer": "Other goods of heading 25.20 are classified under 2520.20 (plasters)."
    },
    {
      "question": "Which countries’ tariffs list national lines under HS code 2520.10?",
      "answer": "National tariff lines under 2520.10 are live on border.bot for the United States (1 line, also used by 1 other country)."
    }
  ],
  "sections": [
    {
      "id": "covers",
      "title": "What this code covers",
      "text": [
        "HS code 2520.10 covers gypsum; anhydrite.",
        "The legal text of the subheading is “Gypsum; anhydrite”, in HS2022."
      ]
    },
    {
      "id": "not-covered",
      "title": "What it doesn’t cover",
      "text": [
        "Other goods of heading 25.20 are classified under 2520.20 (plasters)."
      ]
    },
    {
      "id": "structure",
      "title": "How it is structured",
      "text": [
        "2520.10 is a six-digit subheading. Its first two digits, 25, are the chapter; the first four, 2520, are heading 25.20; 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": [
        "National tariff lines under 2520.10 are live on border.bot for the United States (1 line, also used by 1 other country)."
      ]
    },
    {
      "id": "sources",
      "title": "Sources and updates",
      "text": [
        "The Harmonized System legal text comes from border.bot release 2 (edition HS 2022), imported from a file, and has been live since 11 October 2026.",
        "This page was last updated on 11 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"
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    "heading": {
      "code": "2520",
      "description": "Gypsum; anhydrite; plasters (consisting of calcined gypsum or calcium sulphate) whether or not coloured, with or without small quantities of accelerators or retarders"
    },
    "subheading": {
      "code": "252010",
      "description": "Gypsum; anhydrite",
      "levels": [
        "Gypsum; anhydrite"
      ],
      "english": null,
      "keywords": []
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    "siblings": [
      {
        "code": "252020",
        "description": "Plasters"
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      "code": "251990",
      "description": "Other",
      "indexable": true
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        "code": "US",
        "name": "United States",
        "slug": "united-states",
        "lines": 1,
        "members": 1
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        "dataset": "GLOBAL:hs",
        "country": "GLOBAL",
        "kind": "hs",
        "seq": 2,
        "version": "mytraddal hs2022.csv (HS 2022)",
        "liveAt": "2026-10-11T06:04:17.693Z",
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  "code": "252010",
  "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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