A/HRC/8/7* page 41 (b) The date of entry into force of the present Protocol and of any amendment under article 19; (c) Any denunciation under article 20. Article 22 Official languages 1. The present Protocol, of which the Arabic, Chinese, English, French, Russian and Spanish texts are equally authentic, shall be deposited in the archives of the United Nations. 2. The Secretary-General of the United Nations shall transmit certified copies of the present Protocol to all States referred to in article 26 of the Covenant.