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SITCSection 7
U.S. imports of trailers & semi-trailers for goods transport (nes) (SITC 78629) totaled $189.7M in July 2026, traded with 29 countries.
Importers of Trailers & Semi-Trailers for Goods Transport (NES) paid $25.4M in duties in July 2026 — an effective duty rate of 23% on $111.1M in dutiable value, based on actual customs collections rather than the published tariff schedule.
Last updated: July 2026 dataGeneral-purpose cargo trailers and semi-trailers not elsewhere specified — including dry-van, flatbed, lowboy, and curtainsider designs — are the workhorses of surface freight logistics and represent a broadly traded category in North American and global supply chains. Because this is a residual 'not elsewhere specified' heading, correct classification requires confirming that the trailer does not belong in a more specific category (tanker, agricultural self-loader, or caravan type). DOT Federal Motor Vehicle Safety Standards apply to trailers operated on US roads, and imported units must meet applicable FMVSS requirements or be certified as conforming before entry into US commerce.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
6.1K shipments/mo
Basic heading 110 of 642 in section 7
Basic heading 78629 · $189.7M of $175.6B
The NES designation applies only after ruling out the specialized headings: caravan-type (housing/camping), agricultural self-loaders, and tankers each have their own categories. A dry-van, flatbed, lowboy, or curtainsider trailer used for general freight that does not fit those specific descriptions falls here. Misclassifying a tanker or agricultural trailer as NES can result in duty underpayment or overpayment.
Yes. Trailers operated on US public roads must comply with applicable Federal Motor Vehicle Safety Standards. Importers of new trailers should obtain a Certificate of Conformity from the manufacturer; non-conforming trailers require a DOT-approved Registered Importer to bring them into compliance before they can be titled and operated commercially.
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Imports · July 2026
origin
Mexico and Canada together supply 94% of it.
customs district
Census does not publish district detail for this classification system.
destination
Census does not publish state detail for this classification system.
entry
Census does not publish port detail for this classification system.
ImportsExports
Imports
$189.7MYoY · Pro
Exports
$128.8MYoY · Pro
12-mo low · imports
YoY · ProThrough July 2026. Source: U.S. Census Bureau.