Judgment of the Court (Ninth Chamber) of 4 June 2020.#Boudewijn Schokker v European Aviation Safety Agency (EASA).#Appeal – Civil service – Contract staff – Recruitment procedure – Classification in grade – Conditions of Employment of Other Servants – Article 86 – European Union Aviation Safety Agency (EASA) – General implementing provisions – Challenge of the proposed classification – Withdrawal of the offer of employment – Action for compensation – Principle of sound administration – Duty to have regard for the welfare of staff – Breach of administrative duty – Non-contractual liability of the European Union – Non-material damage – Compensation.#Case C-310/19 P.