Municipal Sewage Sludge Incineration Ash from China
Ash residue from incinerating municipal sewage sludge, rich in phosphorus and metals. It qualifies for HTS 2621.10.00.00 as a residue from municipal waste incineration, distinct from industrial process slags.
Duty Rate — China → United States
20%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
Import Tips
• Verify sludge as 'municipal waste' via wastewater treatment plant certification
• Include pathogen and nutrient analysis reports for agricultural reuse approvals
• Beware moisture content affecting weight declarations; dry basis reporting may apply