Judgment of the Court (Sixth Chamber) of 15 December 2022.#AQ and Others v Presidenza del Consiglio dei ministri and Others.#Request for a preliminary ruling from the Consiglio di Stato.#References for a preliminary ruling – Social policy – Fixed-term work – Directive 1999/70/EC – Framework agreement – Principle of non-discrimination – Measures to prevent abuse of successive fixed-term employment contracts – Public-law fixed-term employment relationship – University researchers.#Case C-40/20.