Case C-306/14: Judgment of the Court (Second Chamber) of 15 October 2015 (request for a preliminary ruling from the Varhoven administrativen sad — Bulgaria) — Direktor na Agentsia ‘Mitnitsi’ v Biovet AD (Reference for a preliminary ruling — Directive 92/83/EEC — Harmonisation of the structures of excise duties on alcohol and alcoholic beverages — Article 27(1)(d) — Exemption from the harmonised excise duty — Ethyl alcohol — Use for cleaning and disinfection of equipment and facilities used for the production of medicines)