Doesn't the non UK Examiner have to go through the UK "approval" process?
The non-UK examiner must comply with the notified designation process when intending to conduct a Skill Test or Proficiency Check for a UK licence holder in accordance with CAA Information Notice 2016-003 and UK CAA information contained in the EASA Examiner Differences document. For the required Proficiency Check above:
Non-UK examiners shall inform the UK CAA in advance of any proficiency check or assessment of competence by sending an e-mail to
[email protected]. The e-mail shall be to the following format:
...
Non-UK examiners shall not conduct a proficiency check or assessment of competence until they have received an e-mail confirming that the CAA has accepted the pre-notification of the test.
http://publicapps.caa.co.uk/docs/33/...%202016003.pdf
ifitaint...