Solar-Grade Silicon Bricks from China
Rectangular silicon bricks of 99.99% purity cut from polysilicon ingots, used directly for solar wafer production. Falls under HTS 2804.61.00.00 as it qualifies as high-purity elemental silicon before final wafer slicing.
Duty Rate — China → United States
50%
Rate breakdown
9903.91.0550%Effective with respect to entries on or after January 1, 2025, articles the product of China, as provided for in subdivision (f) of U.S. note 31 to this subchapter
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Include end-use statements for solar applications to qualify for potential duty exemptions or preferences
• Test for metallic impurities (Fe, Al) as exceeding limits may trigger reclassification
• Use proper NAICS codes (334413 semiconductors) for statistical reporting accuracy