anx_II__cpt_2__text_1
DIRECTIVE 2008/50/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 21 May 2008 on ambient air quality and cleaner air for Europe · European Union
Exceedances of upper and lower assessment thresholds shall be determined on the basis of concentrations during the previous five years where sufficient data are available. An assessment threshold shall be deemed to have been exceeded if it has been exceeded during at least three separate years out of those previous five years.
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Source: EUR-Lex (Cellar) · retrieved 2026-09-25 · Text as consolidated on 2015-09-18; changes after this date are not shown.