Judgment of the Court (Fifth Chamber) of 9 July 2020.#European Commission v Ireland.#Failure of a Member State to fulfil obligations — Principles governing the investigation of accidents in the maritime transport sector — Directive 2009/18/EC — Article 8(1) — Parties whose interests could conflict with the task entrusted to the investigative body — Members of the investigative body simultaneously performing other functions — Failure to provide for an independent investigative body.#Case C-257/19.