1.This Regulation shall enter into force on the 20th day following its publication in the Official Journal of the European Union.
2.It shall apply from 9 January 2013 to buildings occupied by public authorities and from 9 July 2013 to other buildings except for Article 6(1) of this Regulation, which shall enter into force on 30 June 2012, in line with Directive 2010/31/EU EPBD Article 5(2), second paragraph.