Sec.  5.73   Experimental report.

   (a)  Unless  specifically  stated as a condition of the authorization,
   licensees  are  not  required  to  file a report on the results of the
   experimental program carried on under this subpart.

   (b)  The  Commission may, as a condition of authorization, request the
   licensee to forward periodic reports in order to evaluate the progress of
   the experimental program.

   (c) An applicant may request that the Commission withhold from the public
   certain reports and associated material and the Commission will do so unless
   the public interest requires otherwise. These requests should follow the
   procedures for submission set forth in  Sec. 0.459 of this chapter.