Review of National Emission Standards for Hazardous Air Pollutants From Secondary Lead Smelting Technology Review; Reopening of Comment Period

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On October 1, 2025, the U.S. Environmental Protection Agency (EPA) proposed a rule titled "National Emission Standards for Hazardous Air Pollutants from Secondary Lead Smelting Technology Review." The EPA is reopening the comment period on this proposed rule, which closed on November 17, 2025. The comment period will now end on December 8, 2025, to allow additional time for stakeholders to review and comment on the proposal.