From Mental Health Law Online
The donor made an EPA appointing two attorneys to act jointly and severally. He included the following restriction: "I want them to act jointly on important matters concerning my welfare including any future living arrangements and on any large financial decisions such as selling my property." On the application of the attorneys the court severed the restriction as being incompatible with a joint and several appointment. [OPG summary.]
The summary above is from the OPG website. Title: Re Akpabio (an order of the Senior Judge made on 15 March 2010). Under the heading: "Severance of restrictions incompatible with a joint and several appointment".
Not on Bailii - no written judgment