CEM-1 Copper Clad Board from China
Copper clad laminate using cost-effective CEM-1 phenolic paper substrate with refined copper foil cladding ≤0.15mm, for single-sided PCBs. HTS 7410.21.30 covers these paper/plastics-backed refined copper foils as copper clad laminates.
Duty Rate — China → United States
38%
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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Document copper weight (e.g
• 1oz/ft²) and substrate type; customs may test for paper vs. pure plastic backing
• Avoid 'double-sided PCB' labeling; declare as 'unfinished copper clad laminate' to stay in Chapter 74