Structural Laminated Bamboo Arch Beam
Curved, laminated bamboo beam used in architectural applications like greenhouses or pavilions, with high-strength glulam-style construction. This arched beam is classified under tariff item 4418.91.00 as builders' joinery of bamboo, with bamboo treated as wood under Chapter 44.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 3% | — | 3% |
| 🇲🇽Mexico | 3% | — | 3% |
| 🇺🇸United States | 3% | — | 3% |
| 🇩🇪Germany | 3% | — | 3% |
| 🇯🇵Japan | 3% | — | 3% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the beam is part of a prefabricated greenhouse
Prefabricated buildings are classified under Chapter 94.
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
• Provide engineering specifications to show the beam is a structural joinery element
• Confirm the beam is not a prefabricated building component, which falls under Chapter 94
• Keep lamination details to support classification under this tariff item
Related Products under Tariff item 4418.91.00
Bamboo Attic Roof Trusses with Storage Space
Bamboo trusses configured with raised bottom chords to create attic storage space in residential roofs, assembled with gusset plates. These trusses are classified under tariff item 4418.91.00 as bamboo-specific roof truss products, with bamboo treated as wood under Chapter 44.
Bamboo Bathroom Vanity Carcasses
Unfinished bamboo carcasses for bathroom vanities, assembled for plumbers' and builders' joinery installation. These are builders' joinery of bamboo, not standalone furniture, as they are designed for on-site installation in construction projects, fitting tariff item 4418.91.00.
Bamboo Bookshelf Joinery Units
Modular bamboo shelving joinery for built-in library installations, featuring brackets and rails. These are designed for construction carpentry, not standalone furniture, and are classified under tariff item 4418.91.00 as bamboo builders' joinery.
Bamboo Braced Frame Assemblies
Bamboo braced frame assemblies are prefabricated sections made from joined bamboo members, designed to resist lateral loads such as wind or seismic forces. They are used in sustainable building construction and are delivered as ready-to-install components. These assemblies qualify as builders' joinery of bamboo under tariff item 4418.91.00.
Bamboo Cantilever Beam Assemblies
Bamboo cantilever beam assemblies are engineered structures made from bamboo, designed to support overhangs such as balconies or roofs. They are prefabricated and delivered as complete units, including brackets and connectors. As bamboo-based structural joinery, they fall under tariff item 4418.91.00.
Bamboo Ceiling Beams and Joists
Structural bamboo beams and joists assembled for ceiling frameworks in construction carpentry. These load-bearing elements are used in building assembly, qualifying as builders' joinery of bamboo under tariff item 4418.91.00.