Article 18 3

(a)

the measures in the air quality roadmap referred to in paragraph 1 of this Article, where applicable as updated in accordance with point (b) of this paragraph, are being implemented, as demonstrated by the Member State by way of an implementation report, including updated projections of emissions and, where possible, of concentrations provided to the Commission on a two-and-a-half yearly basis and for the first time by 30 June 2031; where relevant, reference may be made to the most recent programmes and projections of emissions reported pursuant to Directive (EU) 2016/2284 and the accompanying informative inventory report and, where relevant, the implementation report may be integrated in the updated air quality roadmap;

(b)

the air quality roadmap referred to in paragraph 1 of this Article is updated in accordance with Article 19(5);

(c)

from 1 January 2035, the concentration levels for the relevant pollutant show a general decreasing trend in line with an indicative trajectory towards compliance estimated in an updated air quality roadmap established pursuant to Point A, point 7(e), of Annex VIII;

(d)

the implementation reports and the updated air quality roadmaps are communicated to the Commission within 2 months of their adoption.