47 C.F.R. § 22.923 Cellular system configuration.
Title 47 - Telecommunication
Mobile stations communicate with and through base transmitters only. Base transmitters communicate with mobile stations directly or through cellular repeaters. Auxiliary test stations may communicate with base or mobile stations for the purpose of testing equipment.
Title 47: Telecommunication
PART 22—PUBLIC MOBILE SERVICES
Subpart H—Cellular Radiotelephone Service
§ 22.923 Cellular system configuration.

