Byla C-266/16: 2016 m. gegužės 13 d. High Court of Justice (England & Wales), Queen's Bench Division (Administrative Court) (Jungtinė Karalystė) pateiktas prašymas priimti prejudicinį sprendimą byloje Western Sahara Campaign UK/Commissioners for Her Majesty's Revenue and Customs, Secretary of State for Environment, Food and Rural Affairs