Member States shall, after consultation with the social partners, bring into force the laws, regulations and administrative provisions necessary to comply with this Directive by 27 July 2008 or shall ensure that the social partners have adopted the necessary provisions by means of an Agreement by that date. They shall immediately forward the text of the provisions to the Commission.
Member States shall take all necessary measures to enable them to guarantee at any time the outcome required by this Directive and shall inform the Commission thereof immediately.
When Member States adopt these measures, they shall contain a reference to this Directive or shall be accompanied by such reference on the occasion of their official publication. The methods of making such reference shall be laid down by Member States.