Sec.  22.571   Responsibility for mobile stations.

   Mobile stations that are subscribers in good standing to a two-way service
   in the Paging and Radiotelephone Service, when receiving service from that
   station, are considered to be operating under the authorization of that
   station. Licensees are responsible for exercising effective operational
   control over mobile stations receiving service through their stations.
   Mobile stations that are subscribers in good standing to a two-way service
   in the Paging and Radiotelephone Service, while receiving service from a
   different station, are considered to be operating under the authorization of
   such different station. The licensee of such different station is
   responsible, during such temporary period, for exercising effective
   operational control over such mobile stations as if they were subscribers to
   it.