2011/306/EU: Commission Implementing Decision of 20 May 2011 establishing that Article 30(1) of Directive 2004/17/EC of the European Parliament and of the Council coordinating the procurement procedures of entities operating in the water, energy, transport and postal services sectors is not applicable to the bituminous coal mining in the Czech Republic (notified under document C(2011) 3406) Text with EEA relevance