A/HRC/RES/21/2 as more transparent budgets and better coordination, will help to realize fully the human right to safe drinking water and sanitation; 11. Calls upon States: (a) To prioritize in an appropriate way funding for safe drinking water and sanitation, with a particular focus on extending access to the unserved or underserved, including measures to identify the most marginalized, excluded and disadvantaged persons in terms of access to safe drinking water and sanitation, to develop the capacity of decision makers and practitioners for implementing strategies and concepts specifically focusing on the sustainable provision of safe drinking water and sanitation to the unserved poor, and to develop specific initiatives that are more likely to reach the most marginalized and disadvantaged and improve their situation; (b) To consider increasing the percentage of international aid allocated to safe drinking water and sanitation, and to incorporate a human rights-based approach; (c) To monitor the affordability of safe drinking water and sanitation in order to determine whether specific measures are needed to ensure that household contributions are and remain affordable by means of, inter alia, effective regulation and oversight of all service providers; (d) To promote transparency of budgets and other funding, as well as of programmes and projects of all actors in the water and sanitation sector, in order to ensure an adequate basis for planning with regard to the most vulnerable and marginalized sectors of society and in order to inform decision-making and policymaking processes in both public and private sectors; (e) To consult with communities on adequate solutions to ensure sustainable access to safe drinking water and sanitation; (f) To ensure the sustainability of access to water and sanitation by, inter alia, capacity-building of Government authorities at all levels with regard to their responsibilities in the service delivery chain, adequate budgeting of costs, including costs of maintenance, and establishing an adequate and effective regulatory system; 12. Invites States to continue to promote, at all levels, including at the highest level, the full realization of the human right to safe drinking water and sanitation in forthcoming national, regional and international initiatives; 13. Stresses the important role of the international cooperation and technical assistance provided by States, specialized agencies of the United Nations system and international and development partners, as well as by donor agencies, in particular in the timely achievement of the relevant Millennium Development Goals, and urges development partners to adopt a human rights-based approach when designing and implementing development programmes in support of national initiatives and plans of action related to the right to safe drinking water and sanitation; 14. Encourages the Special Rapporteur to continue to make contributions to the discussions on the United Nations development agenda beyond 2015, in particular on the integration of the human right to safe drinking water and sanitation and, in this regard, calls upon States to build the post-2015 framework on the values outlined in the Millennium Declaration around the fundamental principles of respect for human rights, equality and sustainability, and to integrate the human right to safe drinking water and sanitation into the international development agenda beyond 2015; 15. Encourages all Governments to continue to respond favourably to requests by the Special Rapporteur for visits and information, to follow up effectively on the 4