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Article 18 — Requirements in zones and agglomerations where ozone concentrations meet the long-term objectives

In zones and agglomerations in which ozone levels meet the long-term objectives, Member States shall, in so far as factors including the transboundary nature of ozone pollution and meteorological conditions permit, maintain those levels below the long-term objectives and shall preserve through proportionate measures the best ambient air quality compatible with sustainable development and a high level of environmental and human health protection.

National law under this provision

1 national measure recorded under this provision, in 1 form — sign in to view the analysis.

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Source: EUR-Lex CELLAR · retrieved 2026-08-09