; (2) by striking subsection (c) and inserting the following: (c) Operations at fixed sites (1) In general The Administrator shall establish a process to approve, and publicly disseminate the location of, fixed sites at which a person may carry out recreational unmanned aircraft system operations. (2) Operating procedures (A) Controlled airspace Persons operating unmanned aircraft under paragraph (1) from a fixed site within Class B, Class C, or Class D airspace or within the lateral boundaries of the surface area of Class E airspace designated for an airport, or a community-based organization sponsoring operations within such airspace, shall make the location of the fixed site known to the Administrator and shall establish a mutually agreed upon operating procedure with the air traffic control facility. (B) Altitude The Administrator, in coordination with community-based organizations sponsoring operations at fixed sites, shall develop a process to approve requests for recreational unmanned aircraft systems operations at fixed sites that exceed the maximum altitude contained in a UAS Facility Map published by the Federal Aviation Administration. (C) Uncontrolled airspace Subject to compliance with all airspace and flight restrictions and prohibitions established under this subtitle, including special use airspace designations and temporary flight restrictions, persons operating unmanned aircraft systems from a fixed site designated under the process described in paragraph (1) may operate within Class G airspace— (i) up to 400 feet above ground level, without prior authorization from the Administrator