s 5 Cancellation and variation of registration.
(1) Where any person is for the time being registered under section one or section three of this Act, the chief inspector may at any time cancel the registration, or may vary it— (a) where the registration has effect without limitations or conditions, by attaching limitations or conditions thereto; (b) where the registration has effect subject to limitations or conditions, by revoking or varying any of those limitations or conditions or by attaching further limitations or conditions thereto. (2) On cancelling or varying a registration by virtue of this section, the chief inspector shall give notice thereof to the person to whom the registration relates, and, if a copy of the certificate of registration was sent to a local authority in accordance with subsection (6) of section one or subsection (5) of section three of this Act, shall send a copy of the notice to that local authority.