Court of Justice 23 April 2020, C-93/19 P (European External Action Service v Chantal Hebberecht.)

OPINION OF ADVOCATE GENERAL KOKOTT delivered on 23 April 2020 ( 1 ) Case C‑93/19 P European External Action Service (EEAS) v Chantal Hebberecht (Appeal – Action for annulment – Civil service law – European External Action Service – Assignment of staff – Post of Head of Delegation of the European Union to Ethiopia – Principle of rotation – Application for assignment to be extended – Refusal –