Depleted Zinc-Mercury Button Cell Batteries from Mexico
Tiny spent mercury oxide button cells from watches and calculators, exhausted and containing mercury-zinc chemistry. Falls under 8549.12.8000 as non-rechargeable primary cells with mercury.
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
• Quantify total mercury mass for declarations; use secondary containment packaging; common error is classifying as new under 8506.10