47 C.F.R. § 87.319 Scope of service.
Title 47 - Telecommunication
Aviation support stations are used for the following types of operations: (a) Pilot training; (b) Coordination of soaring activities between gliders, tow aircraft and land stations; (c) Coordination of activities between free balloons or lighter-than-air aircraft and ground stations; (d) Coordination between aircraft and aviation service organizations located on an airport concerning the safe and efficient portal-to-portal transit of the aircraft, such as the types of fuel and ground services available; and (e) Promotion of safety of life and property.
Title 47: Telecommunication
PART 87—AVIATION SERVICES
Subpart K—Aviation Support Stations
§ 87.319 Scope of service.

