Reconsideration on the Mercury and Air Toxics Standards (MATS) and the Utility New Source Performance Standards Startup and Shutdown Provisions; Final Action

The U.S. Environmental Protection Agency (EPA) is providing notice that it has responded to two petitions for reconsideration of the final rule titled "Reconsideration of Certain Startup/Shutdown Issues: National Emission Standards for Hazardous Air Pollutants (NESHAP) From Coal- and Oil-Fired Electric Utility Steam Generating Units and Standards of Performance (NSPS) for Fossil-Fuel-Fired Electric Utility, Industrial-Commercial-Institutional, and Small Industrial-Commercial-Institutional Steam Generating Units," published in the Federal Register on November 19, 2014. The Administrator denied the requests for reconsideration in separate letters to the petitioners. The letters and a document providing a full explanation of the agency's rationale for each denial is in the docket for these rules.