Case C-113/22, TGSS (Refusal of the maternity supplement): Judgment of the Court (Second Chamber) of 14 September 2023 (request for a preliminary ruling from the Tribunal Superior de Justicia de Galicia — Spain) — DX v Instituto Nacional de la Seguridad Social (INSS), Tesorería General de la Seguridad Social (TGSS) (Reference for a preliminary ruling — Social policy — Directive 79/7/EEC — Equal treatment for men and women in matters of social security — Article 6 — National legislation providing for the right to a pension supplement only for women — Preliminary ruling from the Court from which it may be held that that legislation constitutes direct discrimination on grounds of sex — Administrative practice of continuing to apply that legislation despite that ruling — Separate discrimination — Pecuniary damages — Reimbursement of expenditure relating to costs and lawyers’ fees)