The standard of proof for testamentary undue influence is the ordinary civil standard on the balance of probabilities with the Briginshaw qualification, not the higher standard suggested by Boyse v Rossborough and Craig v Lamoureux. A court exercising probate jurisdiction may sever a provision procured by undue influence and admit the remainder to probate, provided the severance does not alter the sense of the remaining provisions. Solicitors taking instructions from elderly clients should obtain medical certificates as to testamentary capacity, conduct appropriately detailed interviews, and ensure the client can explain the effect of the will in their own words rather than merely assenting to questions.
The full text is available to signed-in members, including the 64 later cases that cite this judgment.
6 of the 64 citing cases carry a classified treatment. How each court treated it is available to signed-in members.