Commission Decision of 20 December 2011 on the application of Article 106(2) of the Treaty on the Functioning of the European Union to State aid in the form of public service compensation granted to certain undertakings entrusted with the operation of services of general economic interest (notified under document C(2011) 9380) (Text with EEA relevance) (2012/21/EU) (c. 21)

Article 12 Entry into force

This Decision shall enter into force on 31 January 2012.