Within the framework of the stakeholder consultation for the revision of the Commission Regulations (EU) No 811/2013, 812/2017, 813/2013 and 814/2013, further to the WG2 ‘Testing’ online meeting that took place on 2 April 2020, Eurovent would like to provide the EC Consultant with its written input. Specifically, this PP aims to answer to the set of questions listed in the EC Consultant’s discussion document for the 1st WG2 meeting.