Sec.  80.511   Assignment limitations.

   (a) Only one port operation, one commercial and one non-commerical frequency
   will be assigned to a private coast station or marine utility station.
   Applications for authority to use more than one frequency in any one of the
   above three categories must include a showing of need as specified below.

   (b) An application for an additional frequency by a person who services
   vessels, must include a description of the vessels with which communication
   is planned and a statement that the applicant has personal knowledge that
   the ship radio stations are not capable of operating on working frequencies
   already assigned to the coast station.

   (c) An applicant for an additional frequency based on congestion of the
   assigned frequency may be asked by the Commission to show that for any four
   periods of five consecutive days each, in the preceding six months, the
   assigned frequency was in use at least twenty-five percent of the time
   during three hours of daily peak activity.

   [ 51 FR 31213 , Sept. 2, 1986, as amended at  63 FR 68956 , Dec. 14, 1998]