systematically to incorporate a strong child rights perspective throughout all activities in the fulfilment of their mandates, as well as to ensure that their staff is trained in child protection matters, and calls upon States to cooperate closely with them; 11. Calls upon all States and relevant actors concerned to continue to cooperate with the special rapporteurs and special representatives of the United Nations system in the implementation of their mandates, requests the Secretary-General to provide them with appropriate staff and facilities from the United Nations regular budget, when this is in accordance with their respective mandates, invites States to continue to make voluntary contributions, where appropriate, and urges all relevant parts of the United Nations system to provide them with comprehensive reporting to make the full discharge of their mandates possible; II. PROTECTION AND PROMOTION OF THE RIGHTS OF THE CHILD Identity, family relations and birth registration 12. Calls upon all States: (a) To continue to intensify efforts to ensure the registration of all children, irrespective of their status, immediately after birth, including by the consideration of simplified, expeditious and effective procedures; (b) To undertake to respect the right of the child to preserve his or her identity, including nationality, name and family relations, as recognized by law, without unlawful interference, and, where a child is illegally deprived of some or all of the elements of his or her identity, to provide appropriate assistance and protection with a view to re-establishing speedily his or her identity; (c) To ensure as far as possible the right of the child to know and be cared for by his or her parents; to ensure that the child shall not be separated from his or her parents against their will, except when the competent authorities, subject to judicial review, determine, in accordance with applicable law and procedures and giving all interested parties an opportunity to participate in the proceedings and make their views known, that such separation is necessary for the best interests of the child, consistent with article 9 of the Convention on the Rights of the Child; (d) To address cases of international abduction of children, bearing in mind that the best interest of the child shall be the primary consideration, and encourages States to engage in multilateral and bilateral cooperation to ensure, inter alia, the return of the child to the country where he or she resided immediately before the removal or retention and, in this respect, to pay particular attention to cases of international abduction of children by one of their parents or other relatives; (e) To guarantee, to the extent consistent with each State’s obligations, the right of a child whose parents reside in different States to maintain on a regular basis, except if it is contrary to the child’s best interests, personal relations and direct contacts with both parents by providing means of access and visitation in both States and by respecting the principle that both parents have common responsibilities for the upbringing and development of their children; page 5