Reinforced Concrete Interlocking Blocks from Mexico
Interlocking blocks with embedded steel rebar for enhanced stability in seismic zones, made of vibrated concrete. Still under HTS 6810.11.00 if primarily concrete and classified as basic building blocks.
Duty Rate — Mexico → United States
13.2%
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
• Declare reinforcement percentage; if under 5%, remains in 6810.11.00—otherwise review for 6810.91
• Require structural engineering specs for customs valuation and anti-dumping checks