(1) Where an amended statement of claim is served on a defendant —
(a) the defendant, if he or she has already served a defence on the claimant, may file and serve an amended defence;
(b) the period for filing and serving an amended defence is the period of 28 days after the date of service of the amended statement of claim;
(c) if the defendant has not already served a defence on the claimant, the period for filing and serving a defence is the period of 28 days after the date of service of the amended statement of claim.
(2) Where an amended defence is served on the claimant by a defendant —
(a) the claimant, if he or she has already served a reply on that defendant, may amend his or her reply; and
(b) the period of service of his or her reply or amended reply, as the case may be, shall be 14 days after the amended defence is served on him or her.
(3) In paragraphs (1) and (2), references to a defence and a reply include references to a counterclaim and a defence to a counterclaim respectively.
(4) Where a party has filed a statement of case in answer to another statement of case which is subsequently amended and served on him or her under this rule, then, if that party does not amend his or her statement of case in accordance with this rule, he or she shall be taken to rely on it in answer to the amended statement of case.
(5) This rule shall apply to an amended ancillary claim.