National Authority for Geospatial Information (ASIG) is working seriously in creating a national geo-information infrastructure (NSDI) based on the INSPIRE Directive. In view of this common group has been established ASIG and the Technical Secretariat of the National Water Council aiming at establishing standards and hydrographic data structure as one of the main themes of this directive. On the basis of results and this experience, will be treated and other topics covered by the annexes of this Directive.