ACQ Preservative Treated Oak Telephone Poles
Hardwood oak poles treated with alkaline copper quaternary (ACQ) preservative, roughly squared for telephone line installation. Nonconiferous preserved poles qualify for 4403.12.00.20 due to utility-specific rough preparation.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If intended for marine piles rather than land-based utility
Preserved nonconiferous piles for marine use have distinct statistical reporting.
If cut into plywood panels after rough pole stage
Plywood production moves to Chapter 44 heading 4412.
If sold as assembled pergola posts for retail garden use
Retail decorative assemblies classify as builders' joinery, not rough poles.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Provide AWS D1.1 welding certifications if poles include minor metal fittings
• Segregate ACQ-treated from creosote-treated shipments to prevent cross-contamination claims
• Include class/grade markings (e.g
• H6 for utility) for customs verification
Related Products under HTS 4403.12.00.20
Creosote-Treated Pine Utility Poles
Roughly squared pine poles treated with creosote preservative, designed specifically for telephone, telegraph, and electrical power transmission lines. These nonconiferous wood poles meet the 4403.12.00.20 classification as they are in the rough state, stripped of bark, and preserved for outdoor utility infrastructure use.
CCA-Treated Southern Yellow Pine Power Poles
Nonconiferous southern yellow pine poles treated with chromated copper arsenate (CCA) for electrical power distribution, in rough-squared form without bark. Classified under HTS 4403.12.00.20 due to preservative treatment and specific dimensions for utility pole applications.
Pentachlorophenol Treated Redwood Telegraph Poles
Roughly squared redwood poles pressure-treated with pentachlorophenol for telegraph line support, nonconiferous and bark-stripped. Falls under 4403.12.00.20 as preserved poles specifically for communication infrastructure.
Creosote Douglas Fir Electrical Distribution Poles
Douglas fir poles, classified as nonconiferous for tariff purposes, roughly squared and creosote-treated for medium-voltage electrical distribution. HTS 4403.12.00.20 applies to these preserved utility poles in rough form.
Copper Azole Treated Cypress Power Poles
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.