Where an appellant succeeds on one of multiple grounds of appeal, the Court of Appeal may make a proportionate costs order reflecting relative success rather than awarding full costs to either party. The fact that the successful ground was not advanced on a legally correct basis at trial is a relevant factor weighing against a full costs award in favour of the appellant.
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3 of the 9 citing cases carry a classified treatment. How each court treated it is available to signed-in members.