18. In accordance with the guidelines established by the Government, the Conseil du trésor(a) ensures the orderly progress of the negotiation of the clauses contemplated in section 3, and, for that purpose, may delegate an observer to the negotiating sessions;
(b) authorizes the negotiation mandates of the management committees in matters that it considers to be of governmental concern;
(c) exercises, for the purposes of the negotiations contemplated in paragraph a, the other powers assigned to it by law.