Goto Section: 87.323 | 87.347 | Table of Contents

FCC 87.345
Revised as of September 1, 2021
Goto Year:2020 | 2022
  §  87.345   Scope of service.

   Aeronautical utility mobile stations provide communications for
   vehicles operating on an airport movement area. An airport movement
   area is defined as the runways, taxiways and other areas utilized for
   taxiing, takeoff and landing of aircraft, exclusive of loading ramp and
   parking areas.

   (a) An aeronautical utility mobile station must monitor its assigned
   frequency during periods of operation.

   (b) At an airport which has a control tower, control tower remote
   communications outlet station (RCO) or FAA flight service station in
   operation, communications by an aeronautical utility mobile station are
   limited to the management of ground vehicular traffic.

   (c) Aeronautical utility mobile stations which operate on the airport's
   unicom frequency or the frequency 122.900 MHz are authorized only to
   transmit information relating to safety, such as runway conditions and
   hazards on the airport. These stations are authorized primarily for
   monitoring communications from and to aircraft approaching or departing
   the airport.

   (d) Transmissions by an aeronautical utility mobile station are subject
   to the control of the control tower, the FAA flight service station or
   the unicom, as appropriate. When requested by the control tower, the
   flight service station or the unicom, an aeronautical utility station
   must discontinue transmitting immediately.

   (e) Communications between aeronautical utility mobile stations are not

   (f) Transmissions by aeronautical utility mobile stations for Universal
   Access Transceiver service are authorized.

   [ 53 FR 28940 , Aug. 1, 1988, as amended at  55 FR 7333 , Mar. 1, 1990;  55 FR 30464 , July 26, 1990;  71 FR 70680 , Dec. 6, 2006]


Goto Section: 87.323 | 87.347

Goto Year: 2020 | 2022
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