Pickled Littleneck Clams from Mexico
Littleneck clams (Protothaca staminea) pickled in a vinegar brine mixture, preserved for extended shelf life. Falls under HTS 1605.56.60.00 as other prepared clams, distinct from vinegar-only Chapter 20 items due to mixed preservation. Popular in seafood appetizers.
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
• Document vinegar content below 0.5% acidity threshold to stay in Chapter 16; FDA prior notice mandatory for molluscs
• Common issue: Insufficient heat processing leading to rejection