Slate Roof Tiles from Canada
Natural slate tiles cut and shaped for roofing applications, featuring a smooth cleft surface for durability and water resistance. Classified under HTS 6803.00.50.00 as worked slate articles primarily used in construction, distinct from unworked slate or monumental stone.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Verify slate origin certification to confirm it's worked slate, not excluded chapter 25 minerals
• Include detailed invoices specifying clefting and sizing processes to avoid reclassification as unworked
• Check building code compliance for destination country to prevent customs holds