Neoprene Gum Lumps from Mexico
Lumps of coagulated chloroprene gum rubber, dried for mastication in belt production. Under HTS 4002.49.00.00 as primary lumps per Note 3(b), synthetic CR 'other' form.
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
• Ensure lumps retain plasticity; vulcanized shifts to 4007
• Declare stabilizer content < Note 5(b) limits
• Avoid moisture ingress claims affecting 'primary' status