Treated Acacia Railroad Ties from Mexico
Acacia hardwood sleepers, kiln-dried and pressure-treated with micronized copper azole for durability. Meets AASHTO standards for mainline railroad use under HTS 4406.92.00.00 as nonconiferous rail sleepers.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide phytosanitary certificates confirming heat treatment above 56°C core temperature
• Label clearly as 'railway sleepers' to prevent reclassification as construction timber
• Check for CITES restrictions if sourcing from certain acacia species in protected regions