Council Directive 1999/30/EC of 22 April 1999 relating to limit values for sulphur dioxide, nitrogen dioxide and oxides of nitrogen, particulate matter and lead in ambient air
Modified by
2001/744/EC: Commission Decision of 17 October 2001 amending Annex V to Council Directive 1999/30/EC relating to limit values for sulphur dioxide, nitrogen dioxide and oxides of nitrogen, particulate matter and lead in ambient air (Text with EEA relevance) (notified under document number C(2001) 3091)