Case C-535/18: Judgment of the Court (First Chamber) of 28 May 2020 (request for a preliminary ruling from the Bundesverwaltungsgericht — Germany) — IL and Others v Land Nordrhein-Westfalen (Reference for a preliminary ruling — Environment — Aarhus Convention — Directive 2011/92/EU — Assessment of the effects of certain projects on the environment — Public participation in the decision-making process — Irregularities vitiating the procedure for approving a project — Access to justice — Limitations laid down by national law — Directive 2000/60/EC — EU action in the field of water policy — Deterioration of a body of groundwater — Arrangements for assessment — Right of individuals to take measures in order to prevent pollution — Standing to bring proceedings before the national courts)