Regulation

National Emission Standards for Hazardous Air Pollutants: Primary Copper Smelting Residual Risk and Technology Review and Primary Copper Smelting Area Source Technology Review; Extension of Comment Period

Federal Register · last updated
On January 11, 2022, the U.S. Environmental Protection Agency (EPA) proposed a rule titled “National Emission Standards for Hazardous Air Pollutants: Primary Copper Smelting Residual Risk and Technology Review and Primary Copper Smelting Area Source Technology Review.” The EPA is extending the comment period on this proposed rule that currently closes on February 25, 2022, by 60 days. The comment period will now remain open until April 26, 2022, to allow additional time for Tribal Nations and stakeholders to review and comment on the proposal.
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