Gazprom investment. On 5 July 2006, the Federal Law, "On Gas Export", was passed, nearly unanimously, by the State Duma and on the 7 July 2006, by the Federation Council. On 18 July Putin signed the new legislation and on 20 July 2006, the law was published. It gave Gazprom the exclusive right to export natural gas from Russia. On 4 September 2012, the European Commission, a Brussels-based competition watchdog, announced an anti-trust investigation into Gazprom's activities. This was based on "concerns that Gazprom may be abusing its dominant market position in upstream gas supply markets." On 21 May 2014, in
Gazprom Neft Messoyakhaneftegas, an equally owned joint venture with TNK-BP, holds the licenses for both blocks with Gazprom Neft as operator. The recoverable C1+C2 reserves of both blocks total 620 million tonnes of primarily heavy oil. The fields were discovered in the 1980s and are the most northern-located onshore Russian fields. The Messoyakha oil and gas fields are located on the Gydan Peninsula in the Tazovsky District of the Yamalo-Nenets Autonomous Area - an Arctic climate zone with undeveloped infrastructure. By 2020 the Messoyakha fields are expected to be producing 8 mln tonnes per year with the first million produced by 2016.