Court of Justice 4 May 2023, C-88/22 P (QB v European Commission.)

OPINION OF ADVOCATE GENERAL KOKOTT delivered on 4 May 2023 ( 1 ) Case C‑88/22 P QB v European Commission (Appeal – Civil service – Article 4(1)(a) of Annex VII to the Staff Regulations – Expatriation allowance – Concept of ‘main occupation’ – Concept of ‘work done for another State’) I. Introduction 1.