47 C.F.R. § 95.21 GMRS system description.
Title 47 - Telecommunication
A GMRS system is one or more transmitting units used by station operators to communicate messages. A GMRS system is comprised of: (a) One or more station operators; (b) One mobile station consisting of one or more mobile units (see §95.23 of this part); (c) One or more land stations (optional); (d) Paging receivers (optional); and (e) Fixed stations (optional). [63 FR 68974, Dec. 14, 1998]
Title 47: Telecommunication
PART 95—PERSONAL RADIO SERVICES
Subpart A—General Mobile Radio Service (GMRS)
§ 95.21 GMRS system description.

