Solid Concrete Masonry Units (CMU) from United States
Solid concrete masonry units (CMUs) are dense concrete blocks without voids, molded from cement mixtures for high-strength foundation and retaining walls. They are standard building blocks of concrete, qualifying under tariff item 6810.11.00.
Duty Rate — United States → Canada
3%
Import Tips
• Confirm the blocks are not reinforced and are used for building
• Provide compressive strength data for classification
• Ensure compliance with CSA A165 standards