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Limestone Road Base Material from China

Crushed and screened limestone (minus 2 inches), used as base material for road construction and paving projects. Classified under HTS 2517.10.00.20 as crushed limestone for road metalling, distinct from natural pebbles or gravel. Chapter notes confirm priority classification in 2517 over other headings.

Duty Rate — China → United States

37.5%

Rate breakdown

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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Include engineering specs showing angular crushed form (not rounded pebbles); provide end-use declaration for road metalling to prevent shifts to aggregate subheadings; test for magnesium content to avoid dolomite confusion