1.The technical service may, only with the agreement of their designating approval authority, subcontract specific tasks connected with the categories of activities for which it has been designated in accordance with Article 47(1), or have those activities carried out by a subsidiary.
In such cases, the technical service shall ensure that the subcontractor or the subsidiary meets the requirements set out in Article 45 and shall inform the designating approval authority accordingly.
2.The technical service shall take full responsibility for the tasks performed by any of its subcontractors or subsidiaries, irrespective of their place of establishment.
3.The technical service shall keep at the disposal of the designating approval authority the relevant documents concerning the assessment of the qualifications of the subcontractor or the subsidiary and the tasks performed by them.