On January 17, 2012, the United States Court of Appeals for the District of Columbia (‘‘D.C. Circuit’’) issued its decision in Republic of Argentina v. B.G. Group PLC, overturning a final award of a United Nations Commission on International Trade Law (‘‘UNCITRAL’’) arbitral tribunal issued in favor of BG Group PLC (‘‘BG Group’’). According to the Court, the arbitral tribunal exceeded its authority by taking jurisdiction over the dispute when BG Group failed to first submit its claims to the courts of Argentina for a period of eighteen months, as required by the Agreement Between theGovernment of the UnitedKingdomof Great Britainand Northern Ireland andthe Government of the Republic of Argentina for the Promotion and Protection of Investments (the ‘‘U.K.-Argentina BIT’’).