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4411.14.90.90/10.5mm Fire-Rated MDF Alternative/Mexico

10.5mm Fire-Rated MDF Alternative from Mexico

Non-halogenated fire-retardant treated medium density fiberboard, 10.5mm thick, meeting Class B fire rating without specific chemical subheading. HTS 4411.14.90.90 as other MDF >9mm.

Duty Rate — Mexico → United States

13.9%

Rate breakdown

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

• Fire test reports (ASTM E84 Class B) required; chemical treatment % must be documented

• Not qualifying for 4411.14.20 unless meets exact fire-retardant definition

• Hazardous material declaration if contains certain flame retardants