4418.91.91.40
Of bamboo / Other fabricated structural wood members
Classification path
- Builders' joinery and carpentry of wood, including cellular wood panels and assembled flooring panels; shingles and shakes
- Other
- Of bamboo
- Other
- Other
- Other fabricated structural wood members
Rates of duty
- General (MFN)
- 3.2%
- Column 2Cuba, North Korea, Russia, Belarus
- 33 1/3%
- Unit of quantity
- kg
Trade agreement rates
Related lines in heading 4418
- 4418.11.00.00Windows, French-windows and their frames / Of tropical wood3.2%
- 4418.19.00.00Windows, French-windows and their frames / Other3.2%
- 4418.21.40.00Doors and their frames and thresholds / Of tropical wood / French doors4.8%
- 4418.21.80.30Doors and their frames and thresholds / Of tropical wood / Flush doors4.8%
- 4418.21.80.60Doors and their frames and thresholds / Of tropical wood / Other4.8%
- 4418.29.40.00Doors and their frames and thresholds / French doors4.8%
- 4418.29.80.30Doors and their frames and thresholds / Flush doors4.8%
- 4418.29.80.60Doors and their frames and thresholds / Other4.8%
- 4418.30.01.00Posts and beams other than products of subheadings 4418.81 to 4418.893.2%
- 4418.40.00.00Formwork (shuttering) for concrete constructional work3.2%
- 4418.50.00.10Shingles and shakes / Shingles / Of western red cedarFree
- 4418.50.00.30Shingles and shakes / Shingles / OtherFree
About heading 4418
Builders' joinery and carpentry of wood, including cellular wood panels and assembled flooring panels; shingles and shakes
Heading 4418 covers builders' joinery and carpentry of wood, including cellular wood panels, assembled flooring panels, shingles and shakes, and engineered structural timber products. It is split first by article type, such as windows, doors, posts and beams, formwork, flooring panels, and structural products, then by wood type, construction, and whether the product is bamboo or other wood.
Full guide to heading 4418Products in this heading
- Wooden window frames and French-window frames
- Wooden French doors and flush doors with their frames and thresholds
- Wooden posts and beams
- Formwork panels for concrete construction
- Western red cedar shingles and shakes
- Bamboo assembled flooring panels
- Glue-laminated timber beams
- Wooden roof trusses and prefabricated partitions
Frequently asked questions
What is the HTS code for wooden flush doors?
Flush doors of wood other than tropical wood are classified under 4418.29.80.30 at a general (MFN) rate of 4.8%.
What is the duty on bamboo assembled flooring panels?
Multilayer bamboo flooring with a face ply more than 6 mm is 4418.73.40.00 at a general (MFN) rate of 3.2%, and other multilayer bamboo that is not unidirectional is 4418.73.70.00 at a general (MFN) rate of 5%.
How do I classify western red cedar shingles?
Western red cedar shingles are classified under 4418.50.00.10 at a general (MFN) rate of Free, while other wood shingles are 4418.50.00.30 at a general (MFN) rate of Free.
Source: USITC Harmonized Tariff Schedule, retrieved October 21, 2026.