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.