European Union · decision
2004/461/EC:Commission Decision of 29 April 2004 laying down a questionnaire to be used for annual reporting on ambient air quality assessment under Council Directives 96/62/EC and 1999/30/EC and under Directives 2000/69/EC and 2002/3/EC of the European Parliament and of the Council [notified under document number C(2004) 1714] (Text with EEA relevance)
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