Sec.  1.5   Mailing address furnished by licensee.

   (a) Each licensee shall furnish the Commission with an address to be used by
   the Commission in serving documents or directing correspondence to that
   licensee. Unless any licensee advises the Commission to the contrary, the
   address contained in the licensee's most recent application will be used by
   the Commission for this purpose.

   (b) The licensee is responsible for making any arrangements which may be
   necessary  in  his  particular circumstances to assure that Commission
   documents or correspondence delivered to this address will promptly reach
   him or some person authorized by him to act in his behalf.