Case C-281/20: Judgment of the Court (Fifth Chamber) of 11 November 2021 (request for a preliminary ruling from the Tribunal Supremo — Spain) — Ferimet SL v Administracíon General del Estado (Reference for a preliminary ruling — Taxation — Value added tax (VAT) — Directive 2006/112/EC — Article 168 — Right of deduction — Article 199 — Reverse charge procedure — Principle of fiscal neutrality — Material conditions governing the right to deduct — Supplier’s status as taxable person — Burden of proof — Fraud — Abusive practice — Invoice referring to a fictitious supplier)