Paragraph 9

as to the manner in which references are to be instituted;

for the holding of hearings in private in such circumstances as may be specified in the rules;

as to the persons who may appear on behalf of the parties;

for a member of the panel of chairmen to hear and determine interlocutory matters arising on a reference;

for the suspension of decisions of the Authority which have taken effect;

as to the withdrawal of references;

as to the registration, publication and proof of decisions and orders.