1. A qualified preservation service for qualified electronic signatures may only be provided by a qualified trust service provider that uses procedures and technologies capable of extending the trustworthiness of the qualified electronic signature beyond the technological validity period.
2. The Commission may, by means of implementing acts, establish reference numbers of standards for the qualified preservation service for qualified electronic signatures. Compliance with the requirements laid down in paragraph 1 shall be presumed where the arrangements for the qualified preservation service for qualified electronic signatures meet those standards. Those implementing acts shall be adopted in accordance with the examination procedure referred to in Article 48(2).