CCA-Treated Oak Fence Posts from Canada
Nonconiferous oak posts pressure-treated with chromated copper arsenate (CCA) for agricultural fencing. Supplied in rough form, suitable for direct ground insertion, classified under HTS 4403.12.0050 as other treated nonconiferous posts.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include chemical analysis reports confirming preservative type and concentration meets US standards
• Label clearly as 'pressure-treated' to distinguish from untreated rough wood under 4403.10
• Monitor EPA restrictions on CCA-treated wood for residential vs. commercial applications