Sec. 73.3543  Application for renewal or modification of special service 
          authorization.

    (a) No new special service authorization will be issued. However, 
consideration will be given to renewal or modification of a special 
service authorization which was outstanding on February 3, 1958, 
providing a satisfactory showing has been made in regard to the 
following, among others:
    (1) That the requested operation may not be granted on a regular 
basis under the existing rules governing the operation of AM stations;
    (2) That experimental operation is not involved as provided for by 
Sec. 73.1510 (Experimental authorizations); and
    (3) That public interest, convenience and necessity will be served 
by the authorization requested.

[ 44 FR 38496 , July 2, 1979]