Restitutionary claims based on total failure of consideration are common law claims for money had and received, falling within the District Court's general civil jurisdiction under s 44, not its limited equitable jurisdiction under s 134.
The full text is available to signed-in members, including the 3 later cases that cite this judgment.
1 of the 3 citing cases carry a classified treatment. How each court treated it is available to signed-in members.