Western Red Cedar Roofing Shingles from Japan
These are thin, rectangular wooden shingles made specifically from western red cedar (Thuja plicata), designed for roofing applications to provide durable, weather-resistant coverage. They fall under HTS 4418.50.0010 as shingles of western red cedar, distinguished by their species-specific origin and use in builders' joinery and carpentry.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify species certification through documentation proving western red cedar origin to avoid reclassification
• Ensure compliance with US building codes (e.g
• ASTM D3161 for wind resistance) and include test reports
• Watch for kiln-drying requirements; untreated shingles may face phytosanitary restrictions