“The court may make an order under this rule only where – (a) the documents of which disclosure is sought are likely to support the case of the applicant or adversely affect the case of one of the other parties to the proceedings; and (b) disclosure is necessary in order to dispose fairly of the claim or to save costs.” 34. It is not necessary that the documents will support the applicant’s case or adversely affect the case of another party. It is sufficient that they are likely to do so, in the sense (again) of “may well” (and not “more probable than not”). When applying that test it has to be accepted, and is not material, that some documents which may then appear likely to support the case of the applicant or adversely affect the case of one of the other parties will turn out, in the event, not to do so.” “The court may make an order under this rule only where – (a) the documents of which disclosure is sought are likely to support the case of the applicant or adversely affect the case of one of the other parties to the proceedings; and (b) disclosure is necessary in order to dispose fairly of the claim or to save costs.” 34. It is not necessary that the documents will support the applicant’s case or adversely affect the case of another party. It is sufficient that they are likely to do so, in the sense (again) of “may well” (and not “more probable than not”). When applying that test it has to be accepted, and is not material, that some documents which may then appear likely to support the case of the applicant or adversely affect the case of one of the other parties will turn out, in the event, not to do so.”
‘It is a fundamental principle of fairness that a party is entitled to the disclosure of all materials which may be taken into account by a court when reaching a decision adverse to that party’