Judgment of the General Court (First Chamber) of 14 December 2018.#FZ and Others v European Commission.#Civil service — Officials — Reform of the Staff Regulations — Regulation (EU, Euratom) No 1023/2013 — Types of posts — Transitional rules on grading in the types of posts — Article 30 of Annex XIII to the Staff Regulations — Administrators in transition (AD 13) — Administrators (AD 12) — Promotion under Article 45 of the Staff Regulations only allowed within the career streams corresponding to the type of post occupied — Access to the type of post ‘Head of Unit’ or equivalent’ or ‘Adviser or equivalent’ exclusively in accordance with the procedure under Article 4 and Article 29(1) of the Staff Regulations — Concept of an act adversely affecting an official — Confirmatory act — Lis pendens — Compliance with the requirements of the pre-litigation procedure — Inadmissibility.#Case T-540/16.