Obligations of States on the Right to Water from the Perspective of International Law with a View to the Water Crisis in Iran

In the global arena, water as a vital substance plays an effective role in human life and for this reason. Due to the water crisis and the lack of safe enough water for consumption of everyone in various countries, including Iranis necessary to examine the obligations of governments in relation to the provision of the right to water as one of the examples of human rights in particular. In this research, the researcher by using descriptive-analytical method reached the conclusion that in accordance with international instruments, governments are undertaken to increasing water services for all segments of society, by their available resources; providing necessary training on how to properly use of water and sanitary facilities and methods of saving and caring for water resources; adopting laws to ensure adequate and safe water for present and future generations. Accordingly, it is emphasized that governments should take necessary measures in order to fully realize the right to water. In this regard, Iran has faced challenges such as conflict and dispersion of laws on right to water that comprehensive and complete law needs to be enacted in order to eliminations of the challenges.