Sec.  95.655   Frequency capability.

   (a) No transmitter will be certificated for use in the CB service if it is
   equipped  with  a  frequency  capability not listed in  Sec. 95.625, and no
   transmitter will be certificated for use in the GMRS if it is equipped with
   a frequency capability not listed in  Sec. 95.621, unless such transmitter is
   also certificated for use in another radio service for which the frequency
   is authorized and for which certification is also required. (Transmitters
   with  frequency capability for the Amateur Radio Services and Military
   Affiliate Radio System will not be certificated.)

   (b) All frequency determining circuitry (including crystals) and programming
   controls  in  each CB transmitter and in each GMRS transmitter must be
   internal to the transmitter and must not be accessible from the exterior of
   the transmitter operating panel or from the exterior of the transmitter
   enclosure.

   (c) No add-on device, whether internal or external, the function of which is
   to extend the transmitting frequency capability of a CB transmitter beyond
   its original capability, shall be manufactured, sold or attached to any CB
   station transmitter.

   (d) No transmitter will be certificated for use in MURS if it is equipped
   with a frequency capability not listed in  Sec. 95.632.

   [ 53 FR 47718 , Nov. 25, 1988. Redesignated at  61 FR 28769 , June 6, 1996, and
   further redesignated at  61 FR 46567 , Sept. 4, 1996 and amended at  63 FR 36611 , July 7, 1998;  67 FR 63290 , Oct. 11, 2002;  69 FR 32886 , June 14, 2004]

Additional Certification Requirements for CB Transmitters