Mining Dore Bullion from Polymetallic Ores from Canada
Dore produced from polymetallic sulfide ores via cyanidation, containing 75% silver, 20% gold, and trace metals in bar form. HTS 7106.91.10.20 applies to this unwrought silver-dominant dore for import by U.S. refineries. Represents intermediate stage post-smelting.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Provide smelter certificates detailing extraction method; distinguishes dore from ore concentrates
• Monitor impurity levels (e.g
• lead, copper) for hazardous material declarations