The recent Court of Protection case of DGP Law v DGHP & Ors illustrates that the fact a proposed deputy lives outside England & Wales should not be an impediment to their appointment as a deputy if this is in the best interests of the person lacking capacity.
Reconsideration of a decision dismissing the respondents' objections to the applicant's application to be appointed as her mother's deputy for property and affairs, principally because the daughter lived in the USA
http://www.courtofprotectionhub.uk/news/new-case-alert-dgp-law-v-dghp-ors-2015-ewcop-58
