{
  "summary": "In the United States tariff, line 8504.40.40.00 covers static converters, speed drive controllers for electric motors. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 8504.40 in heading 85.04 (chapter 85).",
  "updatedAt": "2026-10-09",
  "facts": [
    {
      "label": "Tariff line",
      "value": "8504.40.40.00",
      "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false"
    },
    {
      "label": "Covers",
      "value": "Static converters, speed drive controllers for electric motors",
      "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false"
    },
    {
      "label": "Duty (MFN)",
      "value": "Free",
      "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false"
    },
    {
      "label": "Additional duties",
      "value": "None recorded",
      "source": null
    },
    {
      "label": "Restrictions",
      "value": "None recorded",
      "source": null
    },
    {
      "label": "Tariff",
      "value": "United States",
      "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false",
      "url": "https://border.bot/countries/united-states"
    },
    {
      "label": "HS subheading",
      "value": "8504.40",
      "source": null,
      "url": "https://border.bot/hs-codes/850440"
    }
  ],
  "faq": [
    {
      "question": "What does tariff line 8504.40.40.00 cover in the United States tariff?",
      "answer": "In the United States tariff, line 8504.40.40.00 covers static converters, speed drive controllers for electric motors."
    },
    {
      "question": "What is the general (MFN) duty on 8504.40.40.00 in the United States?",
      "answer": "Goods under this line enter free of general (MFN) duty."
    }
  ],
  "sections": [
    {
      "id": "covers",
      "title": "What this line covers",
      "text": [
        "In the United States tariff, line 8504.40.40.00 covers static converters, speed drive controllers for electric motors.",
        "Its legal text is “Speed drive controllers for electric motors”, read under “Static converters”."
      ]
    },
    {
      "id": "structure",
      "title": "How it is structured",
      "text": [
        "It falls under HS subheading 8504.40 in heading 85.04 (chapter 85). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff."
      ]
    },
    {
      "id": "duty",
      "title": "Duty",
      "text": [
        "Goods under this line enter free of general (MFN) duty."
      ]
    },
    {
      "id": "other-countries",
      "title": "In other countries",
      "text": [
        "No other national tariff on border.bot has live lines under 8504.40 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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  "data": {
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      "code": "US",
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    "dateModified": "2026-10-09T21:15:58.040Z",
    "chapter": {
      "code": "85",
      "description": "Electrical machinery and equipment and parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles"
    },
    "heading": {
      "code": "8504",
      "description": "Electrical transformers, static converters (for example, rectifiers) and inductors; parts thereof"
    },
    "subheading": {
      "code": "850440",
      "description": "Static converters"
    },
    "line": {
      "code": "8504404000",
      "description": "Speed drive controllers for electric motors",
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        "code": "8504406001",
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        "code": "8504408500",
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        "description": "With a power output not exceeding 50 W"
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        "code": "8504409520",
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        "code": "8504409571",
        "description": "Of a capacity not exceeding 200 W"
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        "code": "8504409573",
        "description": "Of a capacity exceeding 200 W but not exceeding 650 W"
      },
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        "code": "8504409575",
        "description": "Of a capacity exceeding 650 W but not exceeding 20,000 W"
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        "code": "8504409577",
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        "code": "8504409578",
        "description": "Of a capacity exceeding 125,000 W but not exceeding 1,000,000 W"
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      {
        "code": "8504409579",
        "description": "Other"
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        "code": "8504409580",
        "description": "Other"
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      "code": "8504340000",
      "description": "Having a power handling capacity exceeding 500 kVA",
      "indexable": true
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  "attribution": "border.bot tariff reference (border.bot), compiled from the official publishers named on each page.",
  "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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