ACQ-Treated Lodgepole Pine Cross-Ties from Mexico
Ammoniacal copper quat (ACQ) treated lodgepole pine sleepers for secondary rail lines, coniferous wood per HTS 4406.91.00.00. Environmentally friendlier preservative penetrates dense pine grain effectively. Standard 7x9 inch cross-section.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.76.0110%Softwood timber and lumber products provided for in subdivision (b) of U.S. note 37 of this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Document ACQ retention levels per AWPA UC4B; species verification critical for coniferous status; check rail authority specifications match