From 1st February 2017, European nationals in Edinburgh wanting to keep hold of their passports while waiting for the outcome of an application for a registration certificate or document certifying permanent residence will be able to apply online to the Home Office for and in doing so, make arrangements for their passport to be officially photocopied for the Home Office at:
Registrars Office, Lothian Chambers, 59 – 63 George IV Bridge, Edinburgh.
Alternatively, European applicants in Scotland will also have the option of arranging for this service at a couple of places in Hamilton and also in Rutherglen.
European nationals are already able to utilise this process in Glasgow via the Home Office's own Premium Service Centre.
More information on the process can be found here.