Bamboo Roof Trusses for Residential Construction from Japan
Pre-assembled bamboo roof trusses designed for supporting residential building roofs, made from laminated bamboo beams joined with structural connectors. Classified under HTS 4418.91.91.20 as builders' joinery of bamboo specifically for roof truss applications. Meets subheading criteria for other bamboo roof trusses excluding shingles.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Verify bamboo species origin documentation to confirm non-coniferous status; obtain structural engineering certifications for load-bearing compliance; inspect for moisture content below 19% to avoid quarantine issues