3.—(1) In any case to which Rule 2(4) does not apply, any party may, subject to paragraph (3), require any other party, by notice in writing served before the beginning of a period of fourteen days ending on the entry day, to furnish further particulars before the beginning of a period of seven days ending on the entry day.
(2) Where under paragraph (1) particulars have been duly required and—
(a)have not been furnished within the time specified in the notice; or
(b)if furnished, are in the opinion of the judge insufficient;
the judge may adjourn the case and order sufficient particulars to be furnished; and any costs occasioned by any such default or insufficiency shall be in the discretion of the judge.
(3) Unless the consent of the chief clerk is obtained for the service of a notice under paragraph (1), any additional costs incurred thereby shall be in the discretion of the judge.