Recommendation 5 In the context of the CEB , the executive heads of the organizations of the United Nations common system should review their internal relevant rules , with a view to granting that all vacant posts within their respective organizations are open to all United Nations staff members , including those working in other system organizations on an equal basis as those established for their own staff . Recommendation 6 The Chief Executives Board for Coordination ( CEB ) , through its High-Level Committee on Management ( HLCM ) , should elaborate an inter-agency common system policy , including its legal framework , for new contracts and the subsequent induction of new staff joining any organization of the common system with a view to developing a common system culture .