Air Plan Approval; North Carolina; Revisions to Regulations for Sulfur Dioxide Emissions From Combustion Sources

The Environmental Protection Agency (EPA) is proposing to approve a State Implementation Plan (SIP) revision submitted by the North Carolina Division of Environmental Quality (NCDEQ), Division of Air Quality (DAQ) on November 28, 2023, for the purpose of revising regulations that establish sulfur dioxide (SO<INF>2</INF>) emission limits and compliance parameters for SO<INF>2</INF>-emitting combustion sources in the State. EPA is proposing to approve these changes pursuant to the Clean Air Act (CAA or Act) and EPA regulations.