Invites States and relevant bodies and organizations of the United Nations system , including relevant human rights mandate holders and treaty bodies and the regional commissions , as well as intergovernmental organizations with an interest in the matter , to make contributions to the work entrusted to the Open-ended Working Group on Ageing , as set out in paragraph 1 above , and invites relevant non-governmental organizations to contribute , as appropriate , on the basis of the modalities for participation agreed by the Working Group ; 4 . Requests the Secretary-General , with the support of the Office of the United Nations High Commissioner for Human Rights , the Division for Social Policy and Development of the Department of Economic and Social Affairs of the Secretariat and the United Nations Entity for Gender Equality and the Empowerment of Women ( UN-Women ) , to submit to the Open-ended Working Group on Ageing by its fourth session and from within existing resources a compilation of existing international legal instruments , documents and programmes that directly or indirectly address the situation of older persons , including , inter alia , those of conferences , summits , meetings or international or regional seminars convened by the United Nations and intergovernmental and non-governmental organizations ; 5 .