“… Working from first principles however it is plain that, provided the defendant can show a prima facie defence of limitation, the burden must be on the claimant to show that the defence is not in fact reasonably arguable. The claimant is after all in effect inviting the court to make a summary determination that the defence of limitation is unavailable. If the availability of the defence of limitation depends on the resolution of factual issues which are seriously in dispute, it cannot be determined summarily but must go to trial. Hence it can only be appropriate at the interlocutory stage to deprive a defendant of a prima facie defence of limitation if the claimant can demonstrate that the defence is not reasonably arguable.”
“But if the administrator has to be added at the same time as Mark Roberts changes the capacity in which he sues, Mark Roberts must satisfy the requirements ofCPR r. 19.5 (2)(b) andCPR r. 19.5 (3)(b) (giving effect to section 35(5)(b) and 6(b)), namely that the addition of the administrator is necessary in the sense that “the claim cannot properly be carried on by … the original party unless the new party is added”