Polypropylene Greenhouse Sheeting from Mexico
UV-stabilized polypropylene sheets for agricultural greenhouse covering. Classified in 3920.20.00 as noncellular, non-reinforced polymer of propylene sheets, chemically modified but still fitting the propylene subheading.
Duty Rate — Mexico → United States
14.2%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Document UV stabilizers as chemical modifications not changing base polymer per subheading note (a)(3)
• Ensure declaration specifies agricultural end-use to avoid misclassification as construction plastic
• Avoid bulk packaging that mimics reinforced material; declare as unsupported sheets