ANNEX II

FACTORS TO BE TAKEN INTO ACCOUNT WHEN SETTING LIMIT VALUES AND ALERT THRESHOLDS When setting the limit value and, as appropriate, alert threshold, the following factors may, by way of example, be taken into account: degree of exposure of sectors of the population, and in particular sensitive sub-groups, climatic conditions, sensitivity of flora and fauna and their habitats, historic heritage exposed to pollutants, economic and technical feasibility, long-range transmission of pollutants, of which secondary pollutants, including ozone.

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Source: EUR-Lex (Cellar) · retrieved 2026-10-12 · Text as adopted (Official Journal); later amendments are not incorporated in this text.