5.11.—(1) The court may exclude a proof or reduce the amount claimed—
(a)on the housing administrator’s application, where the housing administrator thinks that the proof has been improperly admitted, or ought to be reduced; or
(b)on the application of a creditor or member, if the housing administrator declines to interfere in the matter.
(2) Where an application is made under paragraph (1), the court must fix a venue for the application to be heard.
(3) The applicant must deliver notice of the venue—
(a)in the case of an application by the housing administrator, to the creditor who submitted the proof; and
(b)in the case of an application by a creditor or member, to the housing administrator and to the creditor who made the proof (if not the applicant).