Two sperate licenses so two separate decisions. The UK CAA for one and the EASA state that issued your EASA compliant licence for the other.
Logically: should the UK rules change it doesn't follow that EASA changes also and vice versa. So they cannot be simultaneous. Each state is not obligated to inform another of a change.
BEagle needs to step in here, he had the unfortunate role in all this nonsense and may have the answer