Court of Justice 17 October 2018, Case C-167/17: Judgment of the Court (First Chamber) of 17 October 2018 (request for a preliminary ruling from the Supreme Court — Ireland) — Volkmar Klohn v An Bord Pleanála (Reference for a preliminary ruling — Environment — Assessment of the effects of certain projects on the environment — Right to challenge a development consent decision — Requirement for a procedure which is not prohibitively expensive — Concept — Temporal application — Direct effect — Effect on a national decision on the taxation of costs which has become final)

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