{
  "summary": "The United States tariff splits HS 9031.41 (other optical instruments and appliances: For inspecting semiconductor wafers or devices (including integrated circuits) or for inspecting photomasks or reticles used in manufacturing semiconductor devices (including integrated circuits)) into 3 national lines: 9031.41.00.20 (for inspecting photomasks or reticles used in manufacturing semiconductor devices), 9031.41.00.40 (for wafers) and 9031.41.00.60 (other). Every United States line under 9031.41 is free of general (MFN) duty.",
  "updatedAt": "2026-10-09",
  "facts": [
    {
      "label": "HS subheading",
      "value": "9031.41",
      "source": null,
      "url": "https://border.bot/hs-codes/903141"
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    {
      "label": "Duty (MFN)",
      "value": "Free",
      "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false"
    },
    {
      "label": "National lines",
      "value": "3",
      "source": null
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      "value": "90: Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereof",
      "source": null
    }
  ],
  "faq": [
    {
      "question": "How many national tariff lines does the United States tariff have under HS 9031.41?",
      "answer": "The United States tariff splits HS 9031.41 (other optical instruments and appliances: For inspecting semiconductor wafers or devices (including integrated circuits) or for inspecting photomasks or reticles used in manufacturing semiconductor devices (including integrated circuits)) into 3 national lines: 9031.41.00.20 (for inspecting photomasks or reticles used in manufacturing semiconductor devices), 9031.41.00.40 (for wafers) and 9031.41.00.60 (other)."
    },
    {
      "question": "What is the duty on HS 9031.41 in the United States?",
      "answer": "Every United States line under 9031.41 is free of general (MFN) duty."
    }
  ],
  "sections": [
    {
      "id": "covers",
      "title": "United States lines under 9031.41",
      "text": [
        "The United States tariff splits HS 9031.41 (other optical instruments and appliances: For inspecting semiconductor wafers or devices (including integrated circuits) or for inspecting photomasks or reticles used in manufacturing semiconductor devices (including integrated circuits)) into 3 national lines: 9031.41.00.20 (for inspecting photomasks or reticles used in manufacturing semiconductor devices), 9031.41.00.40 (for wafers) and 9031.41.00.60 (other).",
        "Every United States line under 9031.41 is free of general (MFN) duty."
      ]
    },
    {
      "id": "other-countries",
      "title": "In other countries",
      "text": [
        "No other national tariff on border.bot has live lines under 9031.41 yet."
      ]
    },
    {
      "id": "sources",
      "title": "Sources and updates",
      "text": [
        "The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.",
        "The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.",
        "The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.",
        "This page was last updated on 9 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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      "code": "90",
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      "code": "903120",
      "description": "Measuring or checking instruments, appliances and machines, not specified or included elsewhere in this chapter; profile projectors; parts and accessories thereof",
      "indexable": false
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  "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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