40 CFR 421.50 - Applicability: Description of the primary electrolytic copper refining subcategory.
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The provisions of this subpart apply to process wastewater discharges resulting from the electrolytic refining of primary copper, including, but not limited to, anode casting performed at refineries which are not located on-site with a smelter, product casting, and by-product recovery.
Title 40 published on 2013-07-01
no entries appear in the Federal Register after this date.