Calcareous Tuff Blocks from Germany

Calcareous tuff, a volcanic calcareous stone, roughly cut into rectangular blocks for monumental sculptures and construction. Meets density criteria for heading 2515 with specific gravity 2.5+. HTS 2515.20.00.00 applies to this other calcareous building stone.

Duty Rate — Germany → 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

Geological assay required to confirm calcareous (not siliceous) composition

Label with quarry origin to trace for quality disputes or recalls

Test for acid solubility; high-calcium content validates 2515 classification