Pharmaceutical Vial Rubber Septum Lid from Mexico
A self-sealing vulcanized rubber septum lid for injectable pharmaceutical vials, pierced by needles without leakage. It qualifies as a closure under HTS 4016.99.1500 for other vulcanized rubber articles. Excluded from Chapter 90 medical articles by specific heading provisions.
Duty Rate — Mexico → United States
12.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include FDA compliance docs and sterilization certificates alongside HTS declaration
• Specify 'self-sealing septum closures' in invoices to avoid medical instrument misclassification