CEM-1 Double-Sided Copper Clad Board from Mexico
Double-sided copper clad laminate using CEM-1 phenolic resin and glass fiber composite base, with refined copper foil laminated on both sides (thickness ≤0.15 mm). Common substrate for single and double-layer PCBs in consumer electronics. Classified under HTS 7410.21.3040 for its double-sided refined copper on plastics-impregnated glass construction.
Duty Rate — Mexico → United States
13%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Ensure declaration specifies 'double-sided' configuration and provide cross-section photos if requested by customs
• Maintain supplier certifications for FR-4/CEM-1 compliance and copper purity to prevent reclassification