HS Code for Industrial waste

HS code 3825.90 is a critical classification for the environmental and chemical industries, covering residual products of the chemical or allied industries not elsewhere specified. This code is used for complex waste streams that do not fit into more specific categories like waste oils or clinical waste. Classification here requires that the material be a residual product—meaning it is no longer fit for its original intended use and is destined for disposal, incineration, or recycling. This often includes chemical sludges, spent catalysts that do not contain precious metals, and various by-products from manufacturing processes that lack a dedicated heading. The classification is determined by the chemical composition and the origin of the waste. Because this is a residual "other" category, it is only used when the waste cannot be classified under headings 3825.10 through 3825.69 or within the specific fuel-related codes of Chapter 27.

Products Included

• Mixed chemical industry residues
• Non-specified industrial sludges
• Spent non-precious metal catalysts
• Residual chemical mixtures from manufacturing
• Contaminated soil from chemical spills (not containing oil)

Common Misclassification

A frequent error is classifying waste oils under 3825.90, whereas they must be classified under 2710.91 or 2710.99. Waste organic solvents are also often misplaced here but should be under 3825.41 or 3825.49. Additionally, if the waste contains primarily precious metals for recovery, it must be classified under 7112. It is vital to check the specific subheadings of 3825 before defaulting to the 3825.90 residual code.

FAQ

What is the HS code for Industrial waste?

The HS code for residual products of chemical or allied industries not specified elsewhere is 3825.90.

Does this code cover municipal household waste?

No, municipal waste is classified under HS code 3825.10.