{
  "summary": "HS code 2934.91 covers aminorex (INN), brotizolam (INN), clotiazepam (INN), cloxazolam (INN), dextromoramide (INN), haloxazolam (INN), ketazolam (INN), mesocarb (INN), oxazolam (INN), pemoline (INN), phendimetrazine (INN), phenmetrazine (INN) and sufentanil (INN); salts thereof, other than those classified in 2934.92 and 2934.99. It sits in heading 29.34 (nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds) in chapter 29 (organic chemicals). Other goods of heading 29.34 are classified under 2934.10 (compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure), 2934.20 (compounds containing in the structure a benzothiazole ring- system (whether or not hydrogenated), not further fused), 2934.30 (compounds containing in the structure a phenothiazine ring- system (whether or not hydrogenated), not further fused), 2934.92 (other, other fentanyls or their derivatives) and 1 other. National tariff lines under 2934.91 are live on border.bot for the United States (1 line, also used by 1 other country).",
  "updatedAt": "2026-10-11",
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      "label": "HS code",
      "value": "2934.91",
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    {
      "label": "Covers",
      "value": "Aminorex (INN), brotizolam (INN), clotiazepam (INN), cloxazolam (INN), dextromoramide (INN), haloxazolam (INN), ketazolam (INN), mesocarb (INN), oxazolam (INN), pemoline (INN), phendimetrazine (INN), phenmetrazine (INN) and sufentanil (INN); salts thereof",
      "source": "border.bot release GLOBAL:hs #2"
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      "label": "Heading",
      "value": "29.34: Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds",
      "source": "border.bot release GLOBAL:hs #2",
      "url": "https://border.bot/hs-codes/2934"
    },
    {
      "label": "Chapter",
      "value": "29: Organic chemicals",
      "source": "border.bot release GLOBAL:hs #2",
      "url": "https://border.bot/hs-codes/29"
    },
    {
      "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/293491"
    }
  ],
  "faq": [
    {
      "question": "What does HS code 2934.91 cover?",
      "answer": "HS code 2934.91 covers aminorex (INN), brotizolam (INN), clotiazepam (INN), cloxazolam (INN), dextromoramide (INN), haloxazolam (INN), ketazolam (INN), mesocarb (INN), oxazolam (INN), pemoline (INN), phendimetrazine (INN), phenmetrazine (INN) and sufentanil (INN); salts thereof, other than those classified in 2934.92 and 2934.99."
    },
    {
      "question": "Which heading and chapter is HS code 2934.91 in?",
      "answer": "HS code 2934.91 is in heading 29.34 (nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds) in chapter 29 (organic chemicals)."
    },
    {
      "question": "Where are goods of heading 29.34 classified when 2934.91 doesn’t fit?",
      "answer": "Other goods of heading 29.34 are classified under 2934.10 (compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure), 2934.20 (compounds containing in the structure a benzothiazole ring- system (whether or not hydrogenated), not further fused), 2934.30 (compounds containing in the structure a phenothiazine ring- system (whether or not hydrogenated), not further fused), 2934.92 (other, other fentanyls or their derivatives) and 1 other."
    },
    {
      "question": "Which countries’ tariffs list national lines under HS code 2934.91?",
      "answer": "National tariff lines under 2934.91 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 2934.91 covers aminorex (INN), brotizolam (INN), clotiazepam (INN), cloxazolam (INN), dextromoramide (INN), haloxazolam (INN), ketazolam (INN), mesocarb (INN), oxazolam (INN), pemoline (INN), phendimetrazine (INN), phenmetrazine (INN) and sufentanil (INN); salts thereof, other than those classified in 2934.92 and 2934.99.",
        "The legal text of the subheading is “Other: Aminorex (INN), brotizolam (INN), clotiazepam (INN), cloxazolam (INN), dextromoramide (INN), haloxazolam (INN), ketazolam (INN), mesocarb (INN), oxazolam (INN), pemoline (INN), phendimetrazine (INN), phenmetrazine (INN) and sufentanil (INN); salts thereof”, read under “Other”, in HS2022."
      ]
    },
    {
      "id": "not-covered",
      "title": "What it doesn’t cover",
      "text": [
        "Other goods of heading 29.34 are classified under 2934.10 (compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure), 2934.20 (compounds containing in the structure a benzothiazole ring- system (whether or not hydrogenated), not further fused), 2934.30 (compounds containing in the structure a phenothiazine ring- system (whether or not hydrogenated), not further fused), 2934.92 (other, other fentanyls or their derivatives) and 1 other."
      ]
    },
    {
      "id": "structure",
      "title": "How it is structured",
      "text": [
        "2934.91 is a six-digit subheading. Its first two digits, 29, are the chapter; the first four, 2934, are heading 29.34; the last two, 91, 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 2934.91 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."
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      "description": "Organic chemicals"
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      "code": "2934",
      "description": "Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds"
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    "subheading": {
      "code": "293491",
      "description": "Other: Aminorex (INN), brotizolam (INN), clotiazepam (INN), cloxazolam (INN), dextromoramide (INN), haloxazolam (INN), ketazolam (INN), mesocarb (INN), oxazolam (INN), pemoline (INN), phendimetrazine (INN), phenmetrazine (INN) and sufentanil (INN); salts thereof",
      "levels": [
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        "Aminorex (INN), brotizolam (INN), clotiazepam (INN), cloxazolam (INN), dextromoramide (INN), haloxazolam (INN), ketazolam (INN), mesocarb (INN), oxazolam (INN), pemoline (INN), phendimetrazine (INN), phenmetrazine (INN) and sufentanil (INN); salts thereof"
      ],
      "english": null,
      "keywords": []
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        "code": "293410",
        "description": "Compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure"
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        "code": "293420",
        "description": "Compounds containing in the structure a benzothiazole ring- system (whether or not hydrogenated), not further fused"
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        "description": "Other: Other fentanyls and their derivatives"
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        "name": "United States",
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