E/CN.4/2006/5 page 23 18 See Board of Experts of the International Religious Liberty Association, Guiding Principles Regarding Student Rights to Wear or Display Religious Symbols (15 November 2005), Principles Nos. 6 and 7, available at www.irla.org/documents/reports/symbols.html. 19 Id. For the travaux préparatoires see the Human Rights Committee discussion on 2 and 5 April 1993, Summary Records of the 1225th and 1226th meetings of the forty-seventh session. 20 21 E/CN.4/Sub.2/200/Rev.1, p. 33. Dissenting opinion of Judge Tulkens in the ECtHR Grand Chamber judgement of 10 November 2005 in the case of Şahin v. Turkey, para. 20.