{"data":{"id":"us/40-cfr-421.64","jurisdiction":"us","citation":"40 CFR 421.64","heading":"Standards of performance for new sources.","body":"Any new source subject to this subpart shall achieve the following new source performance standards: There shall be no discharge of process wastewater pollutants into navigable waters.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 421—NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY","Subpart F—Secondary Copper Subcategory"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"31a82cfa7f927847bf49eeed5d7e59dfc2c543e3e7e0251a925164423cde69ab","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-421.63","next":"us/40-cfr-421.65"},"notice":"GroundRules: Original legal text. Not legal advice."}