preamble_114
Council Directive 85/203/EEC of 7 March 1985 on air quality standards for nitrogen dioxide · European Union
1. The purpose of measuring NO2 concentrations in the environment is to assess the individual risk of exposure in excess of the limit value as closely as possible ; measurement points should accordingly be chosen by the Member States wherever possible from among sites where this risk is likely to be the greatest.
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Source: EUR-Lex (Cellar) · retrieved 2026-11-10 · Text as adopted (Official Journal); later amendments are not incorporated in this text.