Interesting development here:
http://www.caa.co.uk/docs/33/ORS4No1070.pdf
Although they seem to miss out one essential stakeholder here:
throughout all flights pursuant to this permission no persons shall be carried other than the flight crew members, SAR Technical Crew Member, CAA authorised persons and other persons directly involved in the SAR flight and whom it is necessary to carry for that purpose.
What about those people being rescued?