CHAPTER VIIFINAL PROVISIONS
Article 20Review
1.
The Commission shall review this Directive and shall submit a report thereon to the European Parliament and the Council by 27 December 2020.
2.
The report referred to in paragraph 1 shall, inter alia, include information on all of the following:
(a)
the possible impact of financial constraints flowing from the payment of fines imposed by a competition authority for an infringement of competition law on the possibility for injured parties to obtain full compensation for the harm caused by that infringement of competition law;
(b)
the extent to which claimants for damages caused by an infringement of competition law established in an infringement decision adopted by a competition authority of a Member State are able to prove before the national court of another Member State that such an infringement of competition law has occurred;
(c)
the extent to which compensation for actual loss exceeds the overcharge harm caused by the infringement of competition law or suffered at any level of the supply chain.
3.
If appropriate, the report referred to in paragraph 1 shall be accompanied by a legislative proposal.
Article 21Transposition
1.
Member States shall bring into force the laws, regulations and administrative provisions necessary to comply with this Directive by 27 December 2016. They shall forthwith communicate to the Commission the text thereof.
When Member States adopt those measures, they shall contain a reference to this Directive or be accompanied by such a reference on the occasion of their official publication. Member States shall determine how such reference is to be made.
2.
Member States shall communicate to the Commission the text of the main provisions of national law which they adopt in the field covered by this Directive.
Article 22Temporal application
1.
Member States shall ensure that the national measures adopted pursuant to Article 21 in order to comply with substantive provisions of this Directive do not apply retroactively.
2.
Member States shall ensure that any national measures adopted pursuant to Article 21, other than those referred to in paragraph 1, do not apply to actions for damages of which a national court was seized prior to 26 December 2014.
Article 23Entry into force
This Directive shall enter into force on the twentieth day following that of its publication in the Official Journal of the European Union.
Article 24Addressees
This Directive is addressed to the Member States.