Dowel-Laminated Timber (DLT) Column

Dowel-laminated timber columns use hardwood dowels to join softwood lamellas, creating solid structural members without adhesives. HTS 4418.99.91.40 applies to these fabricated structural wood for sustainable mass timber construction. High fire resistance for mid-rise buildings.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.2%+35.0%38.2%
🇲🇽Mexico3.2%+10.0%13.2%
🇨🇦Canada3.2%+10.0%13.2%
🇩🇪Germany3.2%+10.0%13.2%
🇯🇵Japan3.2%+10.0%13.2%

Alternative Classifications

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

4412.31Lower: 18% vs 38.2%

If using plywood lamellas

Plywood-based laminates have dedicated subheadings.

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

Certify dowel insertion quality and load testing per Eurocode or equivalent

Document glue-free status to differentiate from glulam classifications

Related Products under HTS 4418.99.91.40

Laminated Veneer Lumber (LVL) Beam

Laminated veneer lumber beams are engineered structural members made by bonding thin wood veneers with adhesives under heat and pressure, providing high strength for load-bearing applications. They fall under HTS 4418.99.91.40 as fabricated structural wood members used in construction framing and support. These beams are prefabricated for direct installation in residential and commercial buildings.

Prefabricated Wood Roof Truss Chord

Prefabricated truss chords are elongated structural members cut, drilled, and joined for use in roof truss assemblies, providing tensile and compressive strength. Falls under HTS 4418.99.91.40 as other fabricated structural wood members prior to full truss assembly. Used in modular housing construction.

Finger-Jointed Stud Lumber

Finger-jointed studs are short lumber pieces end-joined with finger joints and dried to form continuous structural wall framing members. HTS 4418.99.91.40 covers these fabricated structural wood products for vertical load-bearing in light-frame construction. Reduces waste and provides uniform quality.

Pre-Cut Metal-Plate Connected Rafter

Pre-cut rafters are structural wood members with notches and metal connector plates for rapid roof framing assembly. Classified under HTS 4418.99.91.40 as fabricated structural wood for sloped roof support. Streamlines on-site construction.

Mass Plywood Panel (MPP) Structural Beam

Mass plywood panels are cross-laminated plywood sheets fabricated into structural beams for walls, floors, and roofs in tall wood buildings. Under HTS 4418.99.91.40 as fabricated structural wood members with superior dimensional stability. Key for cross-laminated timber (CLT) alternatives.

Glulam Structural Timber Column

Glued laminated timber columns are fabricated by gluing multiple layers of dimensional lumber to create curved or straight structural supports for buildings. Classified under HTS 4418.99.91.40 as other fabricated structural wood members due to their engineered composition for vertical load-bearing. Ideal for exposed architectural features in modern construction.