The applicant for a vehicle type authorisation and/or a vehicle authorisation for placing on the market shall establish the evidence for the application by:
putting together the EC declarations of verification for the subsystems composing the vehicle and providing the evidence, in the technical file accompanying the EC declarations, of the conclusions of the conformity assessments done following the identification carried out pursuant to Article 21;
ensuring that interfaces between subsystems that are not defined in TSIs and/or national rules, are covered by the requirements capture referred to in Article 13 and meet the essential requirements set out in Article 3(1) of Directive (EU) 2016/797.