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2523.90.00.00/Roman-Type Hydraulic Cement/Canada

Roman-Type Hydraulic Cement from Canada

Replicated pozzolanic hydraulic cement using volcanic ash and lime, sets underwater like ancient Roman opus caementicium. HTS 2523.90.00.00 as other hydraulic due to blended hydraulic properties. Applied in marine and archaeological restoration.

Duty Rate — Canada → United States

10%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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Import Tips

• Lab test for hydraulic index per EN 459 to confirm classification

• Declare ash/lime ratios precisely; high pozzolan may shift headings

• Use ISPM-15 compliant pallets for bagged cement to prevent quarantine issues

Roman-Type Hydraulic Cement from Canada — Import Duty Rate | HTS 2523.90.00.00