4.—(1) Where an application is made to the High Court under section 7(3) of the Public Order (Amendment) Act (Northern Ireland) 1970 the persons to be made defendants to the originating summons by which such an application is made shall be such persons as the Attorney General may determine.
(2) In the absence of other sufficient representation the Court may appoint the Official Solicitor to represent any interests which in the opinion of the Court ought to be represented on any inquiry directed by the Court under the said section 7(3).