Steps taken under Part XA during the first transitional period
23.—(1) A step of a kind mentioned in subsection (1)(b) or (c) of section 79L shall not take effect before the expiry of the time within which an appeal may be brought under paragraph 24 or, where such an appeal is brought, before its determination.
(2) Paragraph (1) does not prevent a step from taking effect before the expiry of the time within which an appeal may be brought under paragraph 24 if the person concerned notifies the registration authority in writing that he does not intend to appeal.