HEADING 3825
Residual products of the chemical or allied industries, not elsewhere specified or included; municipal waste; sewage sludge; other wastes specified in note 6 to this chapter:
Part of Chapter 38 — Miscellaneous Chemical Products, Section VI.
Subheadings and tariff lines
3825.10.01.00Municipal waste
3825.20.00.00Sewage sludge
3825.30.00.00Clinical waste
3825D01Waste organic solvents:
3825.41.00.00Halogenated
3825.49.00.00Other
3825.50.00.00Wastes of metal-pickling liquors, hydraulic fluids, brake fluids and anti-freeze fluids
3825D02Other wastes from the chemical or allied industries:
3825.61.00.00Mainly containing organic constituents
3825.69.00.00Other
3825.90.01.00Other
Recent CBP rulings on heading 3825
N354667
October 21, 2025
The tariff classification of a residual waste stream from Canada
N315827
November 24, 2020
The tariff classification of Micronox ON16 from Spain
N211282
April 25, 2012
The tariff classification of waste from Canada
N196297
January 6, 2012
The tariff classification, country of origin marking, and status under the North American Free Trade Agreement (NAFTA), of “Zorba 15” from Canada; Article 509
H072720
October 28, 2010
Application for Further Review of Protest No. 5301-09-100444; Classification of Glycol Ether Heavies
H031390
September 29, 2010
Internal Advice #08/013; Classification of Dry Municipal Biosolids Cake
N079775
October 30, 2009
The tariff classification of Soybean Oil Deodorizer Distillate from Argentina
H018547
December 12, 2007
Request for a Classification, Country of Origin and Marking Ruling
R03953
June 2, 2006
The tariff classification of oily debris waste from Canada.
L89631
January 30, 2006
The tariff classification of Spent "Mother Liquor" from Ireland or India.
R02066
June 23, 2005
The tariff classification of Spent PF 5080 from Singapore and Japan.
L84650
June 2, 2005
The tariff classification of Bauxsol.
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