E/C.12/SDN/CO/2 opinion and creation, as well as publication, in the press, in print and on the Internet. The Committee refers the State party to its general comment No. 21 (2009) on the right of everyone to take part in cultural life. D. Other recommendations 57. The Committee encourages the State party to ratify the Optional Protocol to the International Covenant on Economic, Social and Cultural Rights and the Convention on the Elimination of All Forms of Discrimination against Women. 58. The Committee recommends that the State party collect data and use statistics for human rights indicators, including for economic, social and cultural rights. In this respect, the Committee refers the State party to the conceptual and methodological framework for human rights indicators developed by the Office of the United Nations High Commissioner for Human Rights (see HRI/MC/2008/3). 59. The Committee invites the State party to continue and strengthen its collaboration on issues relating to economic, social and cultural rights with the Office of the United Nations High Commissioner for Human Rights, specialized agencies and the relevant United Nations programmes. 60. The Committee requests the State party to disseminate the present concluding observations widely at all levels of society, particularly among parliamentarians, public officials and the judicial authorities, and to inform the Committee in its next periodic report of the steps taken to implement them. It also encourages the State party to engage non-governmental organizations and other members of civil society in the process of discussion at the national level prior to the submission of its next periodic report. 61. The Committee invites the State party to update its core document in accordance with the harmonized guidelines on reporting under the international human rights treaties (HRI/GEN/2/Rev.6, Chap. I). 62. The Committee requests the State party to submit its third periodic report, to be prepared in accordance with the reporting guidelines adopted by the Committee in 2008 (E/C.12/2008/2), by 31 October 2020. 10

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