Slag Macadam for Road Base from Canada
Crushed slag from steel production processed into macadam aggregate for road construction base layers. Classified under HTS 2517.20.00.00 as macadam of slag, a common industrial waste material used directly in road metalling without further processing beyond crushing.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify slag origin certification to confirm it's industrial waste, not classified as metallurgical products under Chapter 72
• Ensure particle size distribution meets ASTM standards for road aggregates to avoid reclassification as simple waste
• Provide waste handling permits if importing in bulk to comply with environmental regulations