HS Code for Copper slag

Copper slag is classified under HS code 262030. This classification is determined by the General Rules of Interpretation (GRI), specifically GRI 1, which dictates that classification is determined by the terms of the headings and any relative section or chapter notes. Chapter 26 of the Harmonized System covers ores, slag, and ash. Heading 2620 is specifically reserved for slag, ash, and residues (other than from the manufacture of iron or steel) containing metals, arsenic, or their compounds. Subheading 262030 is the specific designation for those containing mainly copper. Copper slag is a byproduct produced during the smelting and refining of copper. When copper concentrates are smelted, the impurities float to the top and are removed as slag. This material is distinct from copper ores (2603) because it has undergone a metallurgical transformation. The classification 262030 applies regardless of the physical form, whether it is granulated, crushed, or in large chunks. It is also important to distinguish this from ash and residues resulting from the incineration of municipal waste, which would fall under 2621. The primary criterion for 262030 is that the residue must contain copper as its primary metallic constituent. This code is also used for copper dross and copper scale, which are other forms of residues from the processing of copper. In international trade, this classification is vital for monitoring the movement of industrial byproducts, especially under environmental frameworks like the Basel Convention, which regulates the transboundary movement of hazardous wastes. Even if the slag is intended for use as an abrasive in sandblasting or as a component in road construction, its origin as a metallurgical residue dictates its classification under 262030. The material must not be from iron or steel manufacture, as those are covered under 2618 or 2619.

Products Included

• Granulated copper slag
• Copper dross
• Copper scale
• Smelting residues containing copper
• Refinery ash containing copper
• Copper-rich metallurgical skimmings

Common Misclassification

Copper slag is frequently confused with HS code 2618.00, which is reserved for granulated slag from the manufacture of iron or steel. Another common error is using 2603.00, which is for copper ores and concentrates; however, slag is a byproduct of processing, not a raw mineral. Additionally, if the slag is processed into a finished abrasive product, some importers mistakenly look at Chapter 68, but 262030 remains the correct code for the residue itself.

FAQ

What is the HS code for copper slag?

The HS code for copper slag is 262030, which covers slag, ash, and residues containing mainly copper.

Is copper slag classified as hazardous waste?

While the HS code 262030 identifies the material, its status as hazardous waste depends on local environmental regulations and the concentration of heavy metals, though it is often monitored under the Basel Convention.