Marine Engine Antifreeze Waste from Mexico
Used extended-life coolant from marine diesel engines, contaminated with seawater and cylinder liner corrosion products. HTS 3825.50.00.00 for anti-freeze wastes, chapter note 6(d). Saltwater contamination accelerates degradation.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Test salinity and corrosion inhibitor depletion
• MARPOL Annex V compliance for ship-generated wastes
• Segregate from bilge water containing petroleum