Bamboo Engineered I-Joists from China
Structural I-shaped joists fabricated from bamboo flanges and oriented strand webs, used for floor and roof support in buildings. Falls under HTS 4418.91.91.40 as other fabricated structural wood members of bamboo, distinct from simple lumber due to engineered composite construction. Ideal for sustainable residential framing.
Duty Rate — China → United States
40.7%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Provide engineering test data proving structural integrity to prevent reclassification as parts
• Include ISPM-15 treatment certificates if applicable for wooden structural components
• Label clearly as 'bamboo' to distinguish from other wood species under Chapter 44 notes