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7303.00.00/Cast Iron Soil Pipe 4-inch Diameter/Mexico

Cast Iron Soil Pipe 4-inch Diameter from Mexico

A 4-inch diameter cast iron pipe used in plumbing systems for drainage, waste, and vent applications. It falls under HTS 7303.00.00 as it is a hollow profile made entirely of cast iron, designed for conveying sewage and wastewater in residential and commercial buildings.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Verify cast iron composition via material certificates to avoid reclassification as steel pipes under Chapter 73 headings like 7306

• Ensure compliance with ASTM A888 standards for soil pipes; provide test reports for wall thickness and coating to prevent delays

Cast Iron Soil Pipe 4-inch Diameter from Mexico — Import Duty Rate | HTS 7303.00.00