Article 24a 3.

A qualified certificate for electronic signatures, a qualified certificate for electronic seals, a qualified trust service for the management of remote qualified electronic signature creation devices and a qualified trust service for the management of remote qualified electronic seal creation devices provided in one Member State shall be recognised, respectively, as a qualified certificate for electronic signatures, a qualified certificate for electronic seals, a qualified trust service for the management of remote qualified electronic signature creation devices and a qualified trust service for the management of remote qualified electronic seal creation devices in all other Member States.