Division (4) F1
United Kingdom
A temporary subgroup set up by the eHealth network in accordance with Article 5(4) shall be tasked to examine any issues arising from the interoperability of national contact tracing and warning mobile applications and from the joint controllership of related processing of personal data and to facilitate coordinated instructions to the Commission as a processor. Amongst other issues, the controllers may, in the framework of the temporary subgroup, work towards a common approach on the retention of data in their national backend servers, taking into account the retention period set forth in the federation gateway.