COUNCIL DIRECTIVE of 21 May 1991 concerning urban waste water treatment (91/271/EEC)THE COUNCIL OF THE EUROPEAN COMMUNITIES,Having regard to the Treaty establishing the European Economic Community, and in particular 130s thereof,Having regard to the proposal from the Commission (1),Having regard to the opinion of the European Parliament (2),Having regard to the opinion of the Economic and Social Committee (3),Whereas the Council Resolution of 28 June 1988 on the protection of the North Sea and of other waters in the Community (4) invited the Commission to submit proposals for measures required at Community level for the treatment of urban waste water;Whereas pollution due to insufficient treatment of waste water in one Member State often influences other Member States' waters; whereas in accordance with Article 130r, action at Community level is necessary;Whereas to prevent the environment from being adversely affected by the disposal of insufficiently-treated urban waste water,...