Probate Lawyers Adelaide If the deceased left a will, but there is no executor appointed in the will or available to apply for a Grant of Probate, you can apply for a Grant of Letters of Administration with the will annexed, which, again, is a similar process to applying for a Grant of Probate. The Supreme Court of South Australia that has exclusive jurisdiction to make orders in relation to the validity of a will of a deceased person, the appointment of an executor or an administrator and the administration of a deceased estate. The Probate Registry, which forms part of the Supreme Court of South Australia, deals with applications for grants of probate or administration and other related matters. https://dirosalawyers.com.au/deceased-estates/probate-letters-of-administration/