Public Law Involvement in Water Usage Control

Because of deficiency in requiring the water user to efficient and reasonable use due to private ownership application in the Iranian water law, it is questionable that how can the legal system urge this user to rationalize its water usage? Since water is a strategic and threatened good, public law is needed to provide some main legal principals such as public authority, equality, public interest, public service and legal security to empower the government to apply more restrictive requirements to control water usage in the various sectors. This essay makes an attempt to apply these principles to empower the government in water usage regulating and interpreting reasonable water usage concept in administrative and judicial tribunals. Fair water usage management depends on theoretical and practical development of these principles.