E/C.12/AGO/CO/3 page 4 The Committee urges the State party to establish legal guarantees to enable NGOs to carry out their activities for the promotion and protection of economic, social and cultural rights without arbitrary interferences. The Committee further urges the State party should to ensure that perpetrators of attacks to the human rights defenders are brought to justice. 14. The Committee regrets the closure of the Office of the United Nations High Commissioner for Human Rights (OHCHR) in Angola, in May 2008, and is concerned about related potential negative impact for the promotion and protection of economic, social and cultural rights in the State party. The Committee urges the State party to strengthen its national capacities by cooperating with the Office of the High Commissioner for Human Rights, including on the follow-up to the implementation of these concluding observations. It invites the State party to facilitate the OHCHR’s activities in the promotion and protection of human rights, including economic, social and cultural rights, and to explore the ways in which more concrete cooperation between OHCHR and the State party may take form. Article 2, paragraph 2 15. The Committee is concerned about the discrimination against women, migrants, IDPs, poor people, disabled people and persons affected with HIV/AIDS who suffer from inadequate access to basic education, adequate housing, and health services. The Committee urges the State party to take all appropriate and effective measures, including the adoption of a global policy, to combat and eliminate discrimination against women, migrants, IDPs, poor people, disabled people, persons affected with HIV/AIDS. 16. While taking note of the adoption of the programme “Vem comigo”, the Committee is concerned at the inadequacy of measures to ensure adequate standards of living for persons with disabilities, including the mentally ill. The Committee encourages the State party to continue its efforts towards the adoption of concrete measures to enable persons with disabilities to enjoy fully the rights guaranteed by the Covenant. Article 3 17. The Committee notes with concern that some public and private companies do not comply with the principle of equal wage for men and women.