Case C-294/20: Judgment of the Court (Tenth Chamber) of 9 September 2021 (request for a preliminary ruling from the Audiencia Nacional — Spain) — GE Auto Service Leasing GMBH v Tribunal Económico Administrativo Central (Reference for a preliminary ruling — Harmonisation of the laws of the Member States relating to turnover taxes — Eighth Directive 79/1072/EEC — Articles 3, 6 and 7 — Arrangements for the refund of value added tax (VAT) — Taxable persons not established in the territory of the country — Refusal of refund of VAT paid — Documents constituting evidence of the right to a refund — Failure to submit supporting documents within the time limit)