47 CFR § 80.39
Authorized station location
February 16, 2021
This section describes the circumstances under which a coast station location is classified as permanent or temporary unspecified.
(a) Permanent. Whenever a station is to transmit from a single location, the station location is permanent and the location must be shown on the application.
(b) Temporary unspecified. Whenever a station is to transmit from unspecified locations within a prescribed geographical area, the station location is temporary unspecified and the proposed geographical operating area must be shown on the application.