{
  "summary": "HS code 2923.10 covers choline and its salts. It sits in heading 29.23 (quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined) in chapter 29 (organic chemicals). Other goods of heading 29.23 are classified under 2923.20 (lecithins and other phosphoaminolipids), 2923.30 (tetraethylammonium perfluorooctane sulphonate), 2923.40 (didecyldimethylammonium perfluorooctane sulphonate) or 2923.90 (other).",
  "updatedAt": "2026-10-13",
  "facts": [
    {
      "label": "HS code",
      "value": "2923.10",
      "source": "border.bot release GLOBAL:hs #1"
    },
    {
      "label": "Covers",
      "value": "Choline and its salts",
      "source": "border.bot release GLOBAL:hs #1"
    },
    {
      "label": "Heading",
      "value": "29.23: Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined",
      "source": "border.bot release GLOBAL:hs #1",
      "url": "https://staging.border.bot/hs-codes/2923"
    },
    {
      "label": "Chapter",
      "value": "29: Organic chemicals",
      "source": "border.bot release GLOBAL:hs #1",
      "url": "https://staging.border.bot/hs-codes/29"
    },
    {
      "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 2923.10 cover?",
      "answer": "HS code 2923.10 covers choline and its salts."
    },
    {
      "question": "Which heading and chapter is HS code 2923.10 in?",
      "answer": "HS code 2923.10 is in heading 29.23 (quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined) in chapter 29 (organic chemicals)."
    },
    {
      "question": "Where are goods of heading 29.23 classified when 2923.10 doesn’t fit?",
      "answer": "Other goods of heading 29.23 are classified under 2923.20 (lecithins and other phosphoaminolipids), 2923.30 (tetraethylammonium perfluorooctane sulphonate), 2923.40 (didecyldimethylammonium perfluorooctane sulphonate) or 2923.90 (other)."
    }
  ],
  "sections": [
    {
      "id": "covers",
      "title": "What this code covers",
      "text": [
        "HS code 2923.10 covers choline and its salts.",
        "The legal text of the subheading is “Choline and its salts”, in HS2022."
      ]
    },
    {
      "id": "not-covered",
      "title": "What it doesn’t cover",
      "text": [
        "Other goods of heading 29.23 are classified under 2923.20 (lecithins and other phosphoaminolipids), 2923.30 (tetraethylammonium perfluorooctane sulphonate), 2923.40 (didecyldimethylammonium perfluorooctane sulphonate) or 2923.90 (other)."
      ]
    },
    {
      "id": "structure",
      "title": "How it is structured",
      "text": [
        "2923.10 is a six-digit subheading. Its first two digits, 29, are the chapter; the first four, 2923, are heading 29.23; 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 2923.10 are live on border.bot yet. Tariffs built on the Harmonized System (HS2022) use 2923.10 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": "29",
      "description": "Organic chemicals"
    },
    "heading": {
      "code": "2923",
      "description": "Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined"
    },
    "subheading": {
      "code": "292310",
      "description": "Choline and its salts",
      "levels": [
        "Choline and its salts"
      ],
      "english": null,
      "keywords": []
    },
    "siblings": [
      {
        "code": "292320",
        "description": "Lecithins and other phosphoaminolipids"
      },
      {
        "code": "292330",
        "description": "Tetraethylammonium perfluorooctane sulphonate"
      },
      {
        "code": "292340",
        "description": "Didecyldimethylammonium perfluorooctane sulphonate"
      },
      {
        "code": "292390",
        "description": "Other"
      }
    ],
    "related": [],
    "previous": {
      "code": "292250",
      "description": "Amino-alcohol-phenols, amino-acid-phenols and other amino- compounds with oxygen function",
      "indexable": true
    },
    "next": {
      "code": "292320",
      "description": "Lecithins and other phosphoaminolipids",
      "indexable": true
    },
    "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": []
      }
    ],
    "dateModified": "2026-10-13T08:43:06.218Z",
    "seo": {
      "canonicalPath": "/hs-codes/292310",
      "robots": "index",
      "sitemap": true,
      "reasons": [
        "live legal text"
      ]
    }
  },
  "pagination": {
    "page": 1,
    "pages": 1,
    "size": 100,
    "total": 0,
    "prev": null,
    "next": null
  },
  "previous": "https://staging.border.bot/hs-codes/292250",
  "next": "https://staging.border.bot/hs-codes/292320",
  "links": {
    "self": "https://staging.border.bot/hs-codes/292310.json",
    "html": "https://staging.border.bot/hs-codes/292310",
    "canonical": "https://staging.border.bot/hs-codes/292310",
    "markdown": "https://staging.border.bot/hs-codes/292310.md",
    "tools": {
      "calculator": "https://staging.border.bot/tools/landed-cost-calculator",
      "classifier": "https://staging.border.bot/tools/hs-code-classifier",
      "api": "https://staging-api.border.bot/v1"
    }
  },
  "code": "292310",
  "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.",
  "catalogVersion": "6a955485"
}