De nationale myndigheder har ansvaret for at udvikle og gennemføre en passende metode til midlertidig behandling af kloakslammet, indtil den påtænkte tørreenhed er færdigopført.
In October 2002, the Commission instituted infringement proceedings against Greece in accordance with Article 226 of the Treaty, on the basis of the fact that the Greek authorities had not made provision for the disposal of the sewage sludge in a manner which was compatible with Community environmental legislation.