Pressure-Treated Spruce Timbers
Roughly squared spruce timbers pressure-treated with wood preservatives for decay resistance, in untreated log-like form. Falls under 4403.11.0060 for 'other' treated coniferous rough wood, not meeting criteria for specific softwood species subheadings. Common for marine pilings or bridge construction.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If sourced from Hem-fir mixed stands
Hem-fir (Western hemlock and fir mixes) has specific subheading 4403.12 per chapter notes.
If S-P-F species and sawn to lumber dimensions
S-P-F coniferous wood, once sawn, falls under 4407.13; rough stays in 4403.
If further manufactured into builders' joinery
Rough treated wood becomes 4418 if assembled or shaped for joinery/carpentry use.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Provide chemical analysis or treatment certificates to prove preservative use under 4403.11
• Check for ISPM 15 marking if for packaging use, though rough wood may require kiln-drying alternatives
Related Products under HTS 4403.11.00.60
Creosote-Treated Pine Logs
Rough pine logs treated with creosote preservative to protect against rot and insects, sourced from coniferous trees. Classified under HTS 4403.11.0060 as coniferous wood in the rough, treated with preservatives but not further processed beyond rough squaring or bark removal. Primarily used for outdoor construction like fence posts or utility poles.
Creosote-Dipped Larch Logs
Rough larch logs from coniferous trees, dipped in creosote for preservation against marine borers. Categorized in 4403.11.0060 as other treated coniferous wood in the rough, not squared precisely. Ideal for dock fenders or railway sleepers.
Paint-Sealed Hemlock Stumps
Rough hemlock wood stumps sealed with preservative paint end-cuts to prevent checking. Classed under 4403.11.0060 as other treated coniferous rough wood. Sourced for specialty rustic furniture bases.
ACQ-Treated Douglas Fir Billets
Roughly squared Douglas fir billets treated with alkaline copper quaternary (ACQ) preservative. Fits 4403.11.0060 for miscellaneous treated coniferous rough wood. Applied in vineyard posts or garden stakes.
Creosote-Injected Pine Stave Blocks
Coniferous pine blocks in rough form for barrel staves, injected with creosote preservative. HTS 4403.11.0060 covers these other treated items, not further shaped. Used in cooperage industry.
Stain-Protected Lodgepole Pine Logs
Rough lodgepole pine logs surface-stained with preservatives for log home construction. 4403.11.0060 for other coniferous treated rough wood. Maintains natural log profile.