Amendment of Class E Airspace; Marion, IL
This action amends Class E airspace for the Marion, IL area, adding additional controlled airspace to accommodate Area Navigation (RNAV) Standard Instrument Approach Procedures (SIAPs) at Southern Illinois Airport, Carbondale/Murphysboro, IL. The FAA is taking this action to enhance the safety and management of Instrument Flight Rule (IFR) operations at the airport.