Primary Sewage Sludge from Urban Plants from Mexico
Untreated primary solids settled from municipal wastewater influent, rich in organic and inorganic particulates. Falls under HTS 3825.20.00.00 as pre-treatment waste from urban effluent treatment plants, explicitly included in the chapter note definition of sewage sludge.
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
• Provide detailed composition analysis showing urban origin and primary settling process; comply with international biohazard shipping regulations (IATA/IMO); avoid misclassification by confirming not suitable for direct fertilizer use