The Supreme Court has examined the issue of the status of UNHCR refugee status determinations and the status to be afforded to them in immigration cases in the UK. In an appeal from Scotland, it has provided important guidance on the issue for courts across the UK.
The full judgment can be read here: http://www.bailii.org/uk/cases/UKSC/2014/6.html
Tom Hickman acted for the UNHCR.