General powers of enforcement
5.—(1)  The Registrar or an authorised officer may, by notice, require the owner of a bicycle to furnish evidence that the bicycle complies with all or any of the provisions of these Rules.
(2)  The Registrar or an authorised officer may, in any particular case, upon the application of any person, waive the operation of any provisions in these Rules in relation to that person or a bicycle that is the subject of that application, subject to such conditions as the Registrar or the authorised officer may impose.
(3)  In this rule, “authorised officer” has the same meaning as in section 6(4) of the Act.