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HSChapter 44
U.S. imports of non-impregnated nonconiferous railway & tramway sleepers (ties) (HS 440612) totaled $12K in June 2026, traded with 1 country.
Non-Impregnated Nonconiferous Railway & Tramway Sleepers (Ties) imports of $12K in June 2026 ran 33% above the year-to-date monthly average of $9K.
Hardwood railway and tramway sleepers that have not been impregnated with preservatives are classified under a single 10-digit line (4406120000), covering species such as oak, azobé, and other dense hardwoods traditionally valued for their natural durability in track applications. Canada and Gabon are the two recorded US suppliers, reflecting both North American hardwood production and Central African tropical timber exports. Gabon's presence signals that tropical hardwood species — which may be subject to CITES review or Lacey Act documentation requirements — are a meaningful part of this trade flow. Importers must be prepared to provide species identification and chain-of-custody documentation to satisfy Lacey Act due-care obligations.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
The Lacey Act requires importers to file a Plant and Plant Product Declaration (PPQ Form 505) for covered wood products, identifying the scientific name of the species, country of harvest, and quantity. For tropical hardwoods from Gabon, accurate species identification is essential, and importers should obtain harvest legality documentation from their supplier to satisfy due-care requirements.
The HS structure separates sleepers by both wood type (coniferous vs. nonconiferous) and treatment status (impregnated vs. not), because preservative treatment significantly changes the product's durability, end use, and sometimes its tariff treatment. Importers should verify the treatment status with mill documentation, as misclassification between impregnated and non-impregnated lines can result in duty discrepancies and CBP penalties.
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Monthly import values over time
| Country | Imports | Exports | Balance |
|---|---|---|---|
| CANADA | $12K | $535K | +$523K |
| MEXICO | -- | -- | -- |
| CAYMAN ISLANDS | -- | -- | -- |
HS10 import codes under this HS6 parent, each with its own page. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Import Value | Effective Tariff % | Dutiable Share |
|---|---|---|---|---|
| 4406120000 | RAILWAY/TRAMWAY SLEEPERS, NONCONF, NOT IMPREGNATED | $12K | 0.00% | 0.00% |
HS10 export codes under this HS6 parent, each with its own page. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 4406120000 | RAILWAY/TRAMWAY SLEEPERS, NONCONF, NOT IMPREGNATED | $535K |
MIX SPF WOOD SAWN/CHIP LENGTHW,SLICED/PEEL,GT 6MM
HS 440713
OTHER ARTICLES OF WOOD, NESOI
HS 442199
PLYWD/ETC,NES,GT-1 OUT PLY NONCNF SPECES IN SUBHD
HS 441233
ORIENTED STRAND BOARD (OSB), OF WOOD
HS 441012
BUILDERS' JOINERY AND CARPENTRY OF WOOD, NESOI
HS 441899
OTHER CONIF WOOD, SAWN/CHIPED LENTGW, THKNS GT 6MM
HS 440719
| Port | Imports | Exports | Balance |
|---|---|---|---|
| PORT HURON, MI | $12K | $153K | +$141K |
| HIGHGATE SPRINGS-ALBURG, VT | -- | $115K | +$115K |
| DERBY LINE, VT | -- | $81K | +$81K |