Sec.  95.413   (CB Rule 13) What communications are prohibited?

   (a) You must not use a CB station—

   (1) In connection with any activity which is against federal, state or local
   law;

   (2) To transmit obscence, indecent or profane words, language or meaning;

   (3)  To  interfere intentionally with the communications of another CB
   station;

   (4) To transmit one-way communications, except for emergency communications,
   traveler assistance, brief tests (radio checks), or voice paging;

   (5) To advertise or solicit the sale of any goods or services;

   (6) To transmit music, whistling, sound effects or any material to amuse or
   entertain;

   (7) To transmit any sound effect solely to attract attention;

   (8)  To transmit the word “MAYDAY” or any other international distress
   signal, except when your station is located in a ship, aircraft or other
   vehicle  which is threatened by grave and imminent danger and your are
   requesting immediate assistance;

   (9) To communicate with, or attempt to communicate with, any CB station more
   than 250 kilometers (155.3 miles) away;

   (10) To advertise a political candidate or political campaign; (you may use
   your CB radio for the business or organizational aspects of a campaign, if
   you follow all other applicable rules);

   (11) To communicate with stations in other countries, except General Radio
   Service stations in Canada; or

   (12) To transmit a false or deceptive communication.

   (b) You must not use a CB station to transmit communications for live or
   delayed rebroadcast on a radio or television broadcast station. You may use
   your CB station to gather news items or to prepare programs.