CAT/C/3/Rev.6 (b) Has participated in any capacity, other than as a member of the Committee, in the making of any decision; or (c) Is a national of the State party concerned or is employed by that country. 2. Such member shall not be present during any non-public consultations or meetings of the Committee, as well as during any discussion, consideration or adoption related to that complaint. 3. Any question which may arise under paragraphs 1 and 2 above shall be decided by the Committee without the participation of the member concerned. Rule 110 Optional non-participation of a member in the examination of a complaint If, for any reason, a member considers that he/she should not take part or continue to take part in the examination of a complaint, he/she shall inform the Chairperson of his/her withdrawal. B. Procedure for determining admissibility of complaints Rule 111 Method of dealing with complaints 1. In accordance with the following rules, the Committee shall decide by simple majority as soon as practicable whether or not a complaint is admissible under article 22 of the Convention. 2. The Working Group established under rule 112, paragraph 1, may also declare a complaint admissible by majority vote or inadmissible by unanimity. 3. The Committee, the Working Group established under rule 112, paragraph 1, or the Rapporteur(s) designated under rule 112, paragraph 3, shall, unless they decide otherwise, deal with complaints in the order in which they are received by the secretariat. 4. The Committee may, if it deems it appropriate, decide to consider two or more communications jointly. 5. The Committee may, if it deems appropriate, decide to sever consideration of complaints of multiple complainants. Severed complaints may receive a separate registry number. Rule 112 Establishment of a working group and designation of special Rapporteurs for specific complaints 1. The Committee may, in accordance with rule 61, set up a working group to meet shortly before its sessions, or at any other convenient time to be decided by the Committee, in consultation with the Secretary-General, for the purpose of taking decisions on admissibility or inadmissibility and making recommendations to the Committee regarding the merits of complaints, and assisting the Committee in any manner which the Committee may decide. 33