EPA is approving the Clean Air Act (CAA) section 111(d)/129 State Plan submitted by the North Carolina Department of Environment and Natural Resources (North Carolina DENR) for the State of North Carolina on August 7, 2002, and subsequently revised on December 14, 2004 (State Plan). The State Plan is for implementing and enforcing the Emissions Guidelines (EG) applicable to existing Commercial and Industrial Solid Waste Incineration (CISWI) Units that commenced construction on or before November 30, 1999.