Polystyrene Sign Blank Rods from Mexico
Rigid polystyrene rods, 4 mm diameter, used as sign blanks or craft rods, surface-sanded. HTS 3916.90.5000 for other plastic rods meeting cross-section requirement. PS monomer content qualifies under polymer note (a)(1).
Duty Rate — Mexico → United States
15.8%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Certify polystyrene ≥95% styrene monomer; store in protective packaging to prevent surface damage affecting classification; declare intended stock use vs finished signs