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Please note this is not a duplicate question to the other one here Other similar question.
Since the results are out confirming Brexit, what would happen to EU citizens currently wokring and leaving in UK and holding a EEA Registration Certificate document
This document confirms the right to work for an EU national living in UK, but I assume this is issued under EEA laws and not UK laws.
Also, what about family members of EEA national having EEA Residence Card?