Court of Justice (Grand Chamber) 22 January 2014, C‑270/12 (United Kingdom of Great Britain and Northern Ireland v European Parliament and Council of the European Union.)

JUDGMENT OF THE COURT (Grand Chamber) 22 January 2014 ( *1 ) ‛Regulation (EU) No 236/2012 — Short selling and certain aspects of credit default swaps — Article 28 — Validity — Legal basis — Powers of intervention conferred on the European Securities and Markets Authority in exceptional circumstances’ In Case C‑270/12, ACTION for annulment under Article 263 TFEU, brought on 31 May 2012, United