however for transboundary river basins activities in the different riparian countries need to be further coordinated and harmonized in river basin management plans in particular for basins shared by eu and noneu countries the programme is based on the national programmes of measures which arc to be made operational by december in the eu the urban wastewater treatment directive council directive eec requires collection and treatment basically biological of wastewater from agglomerations and sets the time frame for compliance many countries that acceded to the eu in and enlargements in this subregion estonia hungary latvia lithuania poland slovakia and romania were granted transitional periods to comply with the directive s requirements