The intention of regulation is to prevent individuals that are not considered to be qualified, trained or experienced enough to do a particular job that's described by a specific title (personally speaking I don't care what that title is), from being employed in that particular job.
Irrespective of whether this is likely to enhance patient safety, or not, judging against established criteria is a sensible approach to employing somebody in any job role that requires minimum acceptable standards to be applied consistently; in my opinion.
