This Regional Law regulates the issues of jurisdictional competence between regional state bodies in the sphere of water. Regional Administration shall exercise the following competence: (a) ownership, management and disposition of waterbodies under regional jurisdiction; (b) validation of water charges; (c) reservation of potable water supply sources; (d) validation of navigation rules; (e) validation of the list of waterbodies subject to regional state supervision; and (f) regional state monit