Judgment of the Court (Fifth Chamber) of 25 November 2020.#Istituto nazionale della previdenza sociale v WS.#Request for a preliminary ruling from the Corte suprema di cassazione.#Reference for a preliminary ruling – Directive 2011/98/EU – Rights for third country workers who hold single permits – Article 12 – Right to equal treatment – Social security – Legislation of a Member State excluding, for the purposes of determining entitlement to a family benefit, the family members of the holder of a single permit who do not reside in the territory of that Member State.#Case C-302/19.