Case C-502/19: Judgment of the Court (Grand Chamber) of 19 December 2019 (Request for a preliminary ruling from the Tribunal Supremo — Spain) — Criminal proceedings against Oriol Junqueras Vies (Reference for a preliminary ruling — Expedited procedure — Institutional law — Citizen of the European Union elected to the European Parliament while being held in provisional detention in the context of criminal proceedings — Article 14 TEU — Concept of ‘Member of the European Parliament’ — Article 343 TFEU — Immunities necessary for the performance of the tasks of the European Union — Protocol (No 7) on the privileges and immunities of the European Union — Article 9 — Immunities enjoyed by Members of the European Parliament — Immunity as regards travel — Immunities as regards sessions — Personal, temporal and material scope of the various immunities — Waiver of immunity by the European Parliament — Request to waive immunity from a national court — Act concerning the election of Members of the European Parliament by direct universal suffrage — Article 5 — Term of office — Article 8 — Electoral procedure — Article 12 — Verification of the credentials of Members of the European Parliament following the official declaration of the election results — Charter of Fundamental Rights of the European Union — Article 39(2) — Election of Members of the European Parliament by direct universal suffrage in a free and secret ballot — Right to stand as a candidate at elections)