Standard 4x8 4mm MDF from Mexico
Common 4mm x 4ft x 8ft medium density fiberboard sheet in natural brown color, pressed from wood fibers without further processing. Classified HTS 4411.12.10.00 for unworked thin MDF used in signage backing and model making.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Specify sheet size on commercial invoice; oversize may trigger valuation questions
• Confirm production date within 6 months for TSCA formaldehyde compliance period
• Use protective packaging to prevent edge damage that could be seen as mechanical working