{
  "summary": "In the United States tariff, line 8412.31.00.80 covers pneumatic power engines and motors, linear acting (cylinders). Goods under this line enter free of general (MFN) duty. It falls under HS subheading 8412.31 in heading 84.12 (chapter 84).",
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      "label": "Covers",
      "value": "Pneumatic power engines and motors, linear acting (cylinders)",
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      "question": "What does tariff line 8412.31.00.80 cover in the United States tariff?",
      "answer": "In the United States tariff, line 8412.31.00.80 covers pneumatic power engines and motors, linear acting (cylinders)."
    },
    {
      "question": "What is the general (MFN) duty on 8412.31.00.80 in the United States?",
      "answer": "Goods under this line enter free of general (MFN) duty. The rate is published on 8412.31.00."
    }
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  "sections": [
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      "id": "covers",
      "title": "What this line covers",
      "text": [
        "In the United States tariff, line 8412.31.00.80 covers pneumatic power engines and motors, linear acting (cylinders).",
        "Its legal text is “Other”, read under “Pneumatic power engines and motors” and “Linear acting (cylinders)”."
      ]
    },
    {
      "id": "structure",
      "title": "How it is structured",
      "text": [
        "It falls under HS subheading 8412.31 in heading 84.12 (chapter 84). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff."
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    {
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      "title": "Duty",
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        "Goods under this line enter free of general (MFN) duty.",
        "The rate is published on 8412.31.00."
      ]
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    {
      "id": "other-countries",
      "title": "In other countries",
      "text": [
        "No other national tariff on border.bot has live lines under 8412.31 yet."
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    },
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      "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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    "chapter": {
      "code": "84",
      "description": "Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof"
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      "code": "8412",
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      "code": "841231",
      "description": "Pneumatic power engines and motors: Linear acting (cylinders)"
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