{
  "summary": "HS code 2840.30 covers peroxoborates (perborates). It sits in heading 28.40 (borates; peroxoborates (perborates)) in chapter 28 (inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes). Other goods of heading 28.40 are classified under 2840.11 (disodium tetraborate (refined borax), anhydrous), 2840.19 (disodium tetraborate (refined borax), other) or 2840.20 (other borates).",
  "updatedAt": "2026-10-13",
  "facts": [
    {
      "label": "HS code",
      "value": "2840.30",
      "source": "border.bot release GLOBAL:hs #1"
    },
    {
      "label": "Covers",
      "value": "Peroxoborates (perborates)",
      "source": "border.bot release GLOBAL:hs #1"
    },
    {
      "label": "Heading",
      "value": "28.40: Borates; peroxoborates (perborates)",
      "source": "border.bot release GLOBAL:hs #1",
      "url": "https://staging.border.bot/hs-codes/2840"
    },
    {
      "label": "Chapter",
      "value": "28: Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes",
      "source": "border.bot release GLOBAL:hs #1",
      "url": "https://staging.border.bot/hs-codes/28"
    },
    {
      "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 2840.30 cover?",
      "answer": "HS code 2840.30 covers peroxoborates (perborates)."
    },
    {
      "question": "Which heading and chapter is HS code 2840.30 in?",
      "answer": "HS code 2840.30 is in heading 28.40 (borates; peroxoborates (perborates)) in chapter 28 (inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes)."
    },
    {
      "question": "Where are goods of heading 28.40 classified when 2840.30 doesn’t fit?",
      "answer": "Other goods of heading 28.40 are classified under 2840.11 (disodium tetraborate (refined borax), anhydrous), 2840.19 (disodium tetraborate (refined borax), other) or 2840.20 (other borates)."
    }
  ],
  "sections": [
    {
      "id": "covers",
      "title": "What this code covers",
      "text": [
        "HS code 2840.30 covers peroxoborates (perborates).",
        "The legal text of the subheading is “Peroxoborates (perborates)”, in HS2022."
      ]
    },
    {
      "id": "not-covered",
      "title": "What it doesn’t cover",
      "text": [
        "Other goods of heading 28.40 are classified under 2840.11 (disodium tetraborate (refined borax), anhydrous), 2840.19 (disodium tetraborate (refined borax), other) or 2840.20 (other borates)."
      ]
    },
    {
      "id": "structure",
      "title": "How it is structured",
      "text": [
        "2840.30 is a six-digit subheading. Its first two digits, 28, are the chapter; the first four, 2840, are heading 28.40; the last two, 30, 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 2840.30 are live on border.bot yet. Tariffs built on the Harmonized System (HS2022) use 2840.30 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."
      ]
    }
  ],
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    "type": "hs-subheading",
    "edition": "HS2022",
    "chapter": {
      "code": "28",
      "description": "Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes"
    },
    "heading": {
      "code": "2840",
      "description": "Borates; peroxoborates (perborates)"
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    "subheading": {
      "code": "284030",
      "description": "Peroxoborates (perborates)",
      "levels": [
        "Peroxoborates (perborates)"
      ],
      "english": null,
      "keywords": []
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    "siblings": [
      {
        "code": "284011",
        "description": "Disodium tetraborate (refined borax): Anhydrous"
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      {
        "code": "284019",
        "description": "Disodium tetraborate (refined borax): Other"
      },
      {
        "code": "284020",
        "description": "Other borates"
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      "code": "284020",
      "description": "Other borates",
      "indexable": true
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    "next": {
      "code": "284130",
      "description": "Sodium dichromate",
      "indexable": true
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    "schedules": [],
    "provenance": [
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        "dataset": "GLOBAL:hs",
        "country": "GLOBAL",
        "kind": "hs",
        "seq": 1,
        "version": "mytraddal hs2022.csv (HS 2022)",
        "liveAt": "2026-10-13T08:43:06.218Z",
        "origin": "upload",
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  "next": "https://staging.border.bot/hs-codes/284130",
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  "code": "284030",
  "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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