For the purposes of this Regulation, the following definitions shall apply:
‘accreditation’ means accreditation as defined in Article 2(10) of Regulation (EC) No 765/2008;
‘certification body’ means a body, responsible for the certification of entities in charge of maintenance or for certification of the entity or organisation that fulfil maintenance functions referred to in points (b), (c) or (d) of Article 14(3) of Directive (EU) 2016/798, or parts of those functions;
‘release to service’ means the justified and recorded assurance, accompanied by documentation where appropriate, given by the entity delivering the maintenance to the fleet-maintenance manager that maintenance has been delivered according to the maintenance orders;
‘return to operation’ means a notice given to the user, such as a railway undertaking or a keeper, by the entity in charge of maintenance, based on a release to service, assuring that all appropriate maintenance works have been completed and the vehicle, previously removed from operation, is in a condition to be used safely, possibly subject to restrictions of use;
The definition of ‘safety-critical component’ provided for in section 4.2.12.1 of Annex to Commission Regulation (EU) No 1302/2014(1) shall apply.
Commission Regulation (EU) No 1302/2014 of 18 November 2014 concerning a technical specification for interoperability relating to ‘rolling stock – locomotives and passengers rolling stock’ subsystem of the rail system in the European Union (OJ L 356, 12.12.2014, p. 228).