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Walnut Timber Beams

Black walnut beams for custom high-end structural and decorative framing, supplied solid and kiln-dried. These are classified as posts and beams of builders' joinery, excluding assembled forms covered by subheadings 4418.81 to 4418.89.

Import Duty Rates by Country of Origin

Origin CountryMFN TariffSurtaxesTotal Effective Rate
🇨🇳China3%—3%
🇲🇽Mexico3%—3%
🇺🇸United States3%—3%
🇩🇪Germany3%—3%
🇯🇵Japan3%—3%

More Specific Codes

This product may fall under a more specific subheading:

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

4407.99.00Lower: Free vs 3%

If the beams are simply sawn walnut lumber without joinery features

Non-coniferous wood sawn or chipped lengthwise, not further worked, falls under heading 4407.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Confirm the beams are not laminated or finger-jointed, as that would change classification

• Ensure the walnut is not treated with chemicals or finishes

• Provide documentation showing the beams are for structural or decorative joinery use

Related Products under Tariff item 4418.30.00

Bamboo Structural Beams

Structural beams made from large-diameter bamboo poles, processed into rectangular cross-sections for use in construction joinery. Under Chapter 44 Note 6, references to wood include bamboos and other woody materials, so these beams are classified as posts and beams of heading 4418.

Cedar Fence Beams

Western red cedar beams used for heavy-duty fencing and gate construction, supplied as solid, untreated wood. These are posts and beams of builders' joinery, not falling under the engineered or assembled products of subheadings 4418.81 to 4418.89.

Douglas Fir Structural Beams

Rough-sawn Douglas fir beams for load-bearing applications in residential construction, supplied as solid wood without finger-jointing or gluing. These are classified as posts and beams of builders' joinery, distinct from laminated or engineered wood products.

Hem-Fir Support Beams

Mixed hemlock-fir beams for interior support columns, supplied as untreated sawn wood. These beams are used as builders' joinery posts and beams, and the mixed species composition is consistent with the Hem-fir definition in subheading note 4.

Mahogany Support Posts

Kiln-dried, untreated mahogany posts for luxury porch and balcony supports. These solid hardwood posts are classified as builders' joinery posts and beams, not falling under the engineered or assembled subheadings 4418.81 to 4418.89.

Oak Timber Posts

Kiln-dried oak posts for fencing and structural porch supports, supplied as untreated hardwood. These are solid wood posts and beams of builders' joinery, excluded from the laminated or jointed products of subheadings 4418.81 to 4418.89.