Article 14
Final provisions 1. Member States shall bring into force the laws, regulations and administrative provisions necessary to comply with this Directive not later than two years after the adoption thereof or ensure, at the latest two years after adoption of this Directive, that the two sides of industry introduce the requisite privisions by means of collective agreements, with Member States being required to make all the necessary provisions to enable them at all times to guarantee the results laid down by this Directive. They shall forthwith inform the Commission thereof. 2. When Member States adopt the measures referred to in paragraph 1, they shall contain a reference of this Directive or shall be accompanied by such reference on the occasion of their official publication. The methods of making such a reference shall be laid down by the Member States. 3. Member States shall communicate to the Commission the texts of the essential provisions of national law which they have already adopted or adopt in the field governed by this Directive. 4. Member States shall report to the Commission every five years on the practical implementation of the provisions of this Directive, indicating the points of view of the two sides of industry. However, Member States shall report for the first time to the Commission on the practical implementation of the provisions of this Directive, indicating the points of view of the two sides of industry, four years after its adoption. The Commission shall inform the European Parliament, the Council, the Economic and Social Committee and the Advisory Committee on Safety, Hygiene and Health Protection at Work. 5. The Commission shall periodically submit to the European Parliament, the Council and the Economic and Social Committee a report on the implementation of this Directive, taking into account paragraphs 1, 2 and 3. 6. The Council will re-examine this Directive, on the basis of an assessment carried out on the basis of the reports referred to in the second subparagraph of paragraph 4 and, should the need arise, of a proposal, to be submitted by the Commission at the latest five years after adoption of the Directive.