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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
All Titles
Title 40
Chapter I
Part 61
Subpart O - Subpart O—National Emission Standard for Inorganic Arsenic Emissions From Primary Copper Smelters
§ 61.170 - Applicability and designation of source.
§ 61.171 - Definitions.
§ 61.172 - Standard for new and existing sources.
§ 61.173 - Compliance provisions.
§ 61.174 - Test methods and procedures.
§ 61.175 - Monitoring requirements.
§ 61.176 - Recordkeeping requirements.
§ 61.177 - Reporting requirements.
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