In the absence of the chairman, or the vice-chairman called upon to chair the meeting of the Conciliation and Steering Committee, the chair may be held by a councillor who is a member of the assembly to which the defaulting chairman or vice-chairman belongs and who is appointed as substitute in the manner provided for in articles L. 1423-3 to L. 1423-8 and R. 1423-13.
Failing this, the chair is taken by the most senior councillor in office at the same assembly. In the event of a tie in terms of length of service, the oldest councillor shall take the chair.