(1) This rule applies in relation to a document or thing produced under rule 420 (4) for a proceeding.
(2) The registrar may allow the document or thing to be removed from the registry only on an application in writing signed by the solicitor for a party to the proceeding.
(3) A solicitor who signs an application mentioned in subrule (2) and removes the document or thing from the registry is taken to undertake to the court that—(a) the document or thing will be kept in the personal custody of the solicitor or of counsel briefed by the solicitor in the proceeding; and(b) the document or thing will be returned to the court, as directed by the registrar, in the same condition, order and packaging in which it was removed.
(4) The registrar may grant an application under subrule (2) , with or without conditions, or refuse the application.