Copper Azole Treated Cypress Power Poles from Canada
Cypress wood poles pressure-treated with copper azole for electrical power substations, nonconiferous and in rough-squared condition per utility standards. Classified precisely under HTS 4403.12.00.20 for treated telephone/power poles.
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
• Validate treatment penetrates full sapwood per AWPA standards for classification support
• Declare exact pole lengths (typically 30-125 ft) to match utility specifications
• Monitor for bamboo-like woody materials that might invoke different chapter notes